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annotate Common/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c.c @ 489:0e7c16dd774d

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author heinrichsweikamp
date Mon, 29 Jun 2020 16:18:17 +0200
parents c78bcbd5deda
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128
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1 /**
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2 ******************************************************************************
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3 * @file stm32f4xx_hal_i2c.c
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4 * @author MCD Application Team
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5 * @brief I2C HAL module driver.
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6 * This file provides firmware functions to manage the following
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7 * functionalities of the Inter Integrated Circuit (I2C) peripheral:
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8 * + Initialization and de-initialization functions
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9 * + IO operation functions
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10 * + Peripheral State, Mode and Error functions
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11 *
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12 @verbatim
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13 ==============================================================================
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14 ##### How to use this driver #####
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15 ==============================================================================
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16 [..]
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17 The I2C HAL driver can be used as follows:
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18
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19 (#) Declare a I2C_HandleTypeDef handle structure, for example:
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20 I2C_HandleTypeDef hi2c;
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21
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22 (#)Initialize the I2C low level resources by implementing the HAL_I2C_MspInit() API:
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23 (##) Enable the I2Cx interface clock
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24 (##) I2C pins configuration
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25 (+++) Enable the clock for the I2C GPIOs
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26 (+++) Configure I2C pins as alternate function open-drain
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27 (##) NVIC configuration if you need to use interrupt process
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28 (+++) Configure the I2Cx interrupt priority
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29 (+++) Enable the NVIC I2C IRQ Channel
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30 (##) DMA Configuration if you need to use DMA process
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31 (+++) Declare a DMA_HandleTypeDef handle structure for the transmit or receive stream
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32 (+++) Enable the DMAx interface clock using
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33 (+++) Configure the DMA handle parameters
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34 (+++) Configure the DMA Tx or Rx Stream
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35 (+++) Associate the initialized DMA handle to the hi2c DMA Tx or Rx handle
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36 (+++) Configure the priority and enable the NVIC for the transfer complete interrupt on
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37 the DMA Tx or Rx Stream
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38
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39 (#) Configure the Communication Speed, Duty cycle, Addressing mode, Own Address1,
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40 Dual Addressing mode, Own Address2, General call and Nostretch mode in the hi2c Init structure.
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41
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42 (#) Initialize the I2C registers by calling the HAL_I2C_Init(), configures also the low level Hardware
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43 (GPIO, CLOCK, NVIC...etc) by calling the customized HAL_I2C_MspInit(&hi2c) API.
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44
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45 (#) To check if target device is ready for communication, use the function HAL_I2C_IsDeviceReady()
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46
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47 (#) For I2C IO and IO MEM operations, three operation modes are available within this driver :
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48
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49 *** Polling mode IO operation ***
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50 =================================
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51 [..]
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52 (+) Transmit in master mode an amount of data in blocking mode using HAL_I2C_Master_Transmit()
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53 (+) Receive in master mode an amount of data in blocking mode using HAL_I2C_Master_Receive()
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54 (+) Transmit in slave mode an amount of data in blocking mode using HAL_I2C_Slave_Transmit()
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55 (+) Receive in slave mode an amount of data in blocking mode using HAL_I2C_Slave_Receive()
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56
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57 *** Polling mode IO MEM operation ***
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58 =====================================
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59 [..]
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60 (+) Write an amount of data in blocking mode to a specific memory address using HAL_I2C_Mem_Write()
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61 (+) Read an amount of data in blocking mode from a specific memory address using HAL_I2C_Mem_Read()
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62
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63
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64 *** Interrupt mode IO operation ***
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65 ===================================
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66 [..]
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67 (+) Transmit in master mode an amount of data in non blocking mode using HAL_I2C_Master_Transmit_IT()
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68 (+) At transmission end of transfer HAL_I2C_MasterTxCpltCallback is executed and user can
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69 add his own code by customization of function pointer HAL_I2C_MasterTxCpltCallback
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70 (+) Receive in master mode an amount of data in non blocking mode using HAL_I2C_Master_Receive_IT()
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71 (+) At reception end of transfer HAL_I2C_MasterRxCpltCallback is executed and user can
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72 add his own code by customization of function pointer HAL_I2C_MasterRxCpltCallback
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73 (+) Transmit in slave mode an amount of data in non blocking mode using HAL_I2C_Slave_Transmit_IT()
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74 (+) At transmission end of transfer HAL_I2C_SlaveTxCpltCallback is executed and user can
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75 add his own code by customization of function pointer HAL_I2C_SlaveTxCpltCallback
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76 (+) Receive in slave mode an amount of data in non blocking mode using HAL_I2C_Slave_Receive_IT()
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77 (+) At reception end of transfer HAL_I2C_SlaveRxCpltCallback is executed and user can
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78 add his own code by customization of function pointer HAL_I2C_SlaveRxCpltCallback
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79 (+) In case of transfer Error, HAL_I2C_ErrorCallback() function is executed and user can
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80 add his own code by customization of function pointer HAL_I2C_ErrorCallback
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81 (+) Abort a master I2C process communication with Interrupt using HAL_I2C_Master_Abort_IT()
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82 (+) End of abort process, HAL_I2C_AbortCpltCallback() is executed and user can
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83 add his own code by customization of function pointer HAL_I2C_AbortCpltCallback()
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84
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85 *** Interrupt mode IO sequential operation ***
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86 ==============================================
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87 [..]
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88 (@) These interfaces allow to manage a sequential transfer with a repeated start condition
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89 when a direction change during transfer
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90 [..]
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91 (+) A specific option field manage the different steps of a sequential transfer
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92 (+) Option field values are defined through @ref I2C_XFEROPTIONS and are listed below:
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93 (++) I2C_FIRST_AND_LAST_FRAME: No sequential usage, functionnal is same as associated interfaces in no sequential mode
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94 (++) I2C_FIRST_FRAME: Sequential usage, this option allow to manage a sequence with start condition, address
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95 and data to transfer without a final stop condition
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96 (++) I2C_NEXT_FRAME: Sequential usage, this option allow to manage a sequence with a restart condition, address
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97 and with new data to transfer if the direction change or manage only the new data to transfer
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98 if no direction change and without a final stop condition in both cases
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99 (++) I2C_LAST_FRAME: Sequential usage, this option allow to manage a sequance with a restart condition, address
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100 and with new data to transfer if the direction change or manage only the new data to transfer
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101 if no direction change and with a final stop condition in both cases
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102
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103 (+) Differents sequential I2C interfaces are listed below:
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104 (++) Sequential transmit in master I2C mode an amount of data in non-blocking mode using HAL_I2C_Master_Sequential_Transmit_IT()
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105 (+++) At transmission end of current frame transfer, HAL_I2C_MasterTxCpltCallback() is executed and user can
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106 add his own code by customization of function pointer HAL_I2C_MasterTxCpltCallback()
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107 (++) Sequential receive in master I2C mode an amount of data in non-blocking mode using HAL_I2C_Master_Sequential_Receive_IT()
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108 (+++) At reception end of current frame transfer, HAL_I2C_MasterRxCpltCallback() is executed and user can
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109 add his own code by customization of function pointer HAL_I2C_MasterRxCpltCallback()
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110 (++) Abort a master I2C process communication with Interrupt using HAL_I2C_Master_Abort_IT()
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111 (+++) End of abort process, HAL_I2C_AbortCpltCallback() is executed and user can
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112 add his own code by customization of function pointer HAL_I2C_AbortCpltCallback()
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113 (++) Enable/disable the Address listen mode in slave I2C mode using HAL_I2C_EnableListen_IT() HAL_I2C_DisableListen_IT()
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114 (+++) When address slave I2C match, HAL_I2C_AddrCallback() is executed and user can
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115 add his own code to check the Address Match Code and the transmission direction request by master (Write/Read).
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116 (+++) At Listen mode end HAL_I2C_ListenCpltCallback() is executed and user can
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117 add his own code by customization of function pointer HAL_I2C_ListenCpltCallback()
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118 (++) Sequential transmit in slave I2C mode an amount of data in non-blocking mode using HAL_I2C_Slave_Sequential_Transmit_IT()
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119 (+++) At transmission end of current frame transfer, HAL_I2C_SlaveTxCpltCallback() is executed and user can
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120 add his own code by customization of function pointer HAL_I2C_SlaveTxCpltCallback()
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121 (++) Sequential receive in slave I2C mode an amount of data in non-blocking mode using HAL_I2C_Slave_Sequential_Receive_IT()
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122 (+++) At reception end of current frame transfer, HAL_I2C_SlaveRxCpltCallback() is executed and user can
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123 add his own code by customization of function pointer HAL_I2C_SlaveRxCpltCallback()
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124 (++) In case of transfer Error, HAL_I2C_ErrorCallback() function is executed and user can
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125 add his own code by customization of function pointer HAL_I2C_ErrorCallback()
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126 (++) Abort a master I2C process communication with Interrupt using HAL_I2C_Master_Abort_IT()
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127 (++) End of abort process, HAL_I2C_AbortCpltCallback() is executed and user can
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128 add his own code by customization of function pointer HAL_I2C_AbortCpltCallback()
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129
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130 *** Interrupt mode IO MEM operation ***
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131 =======================================
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132 [..]
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133 (+) Write an amount of data in no-blocking mode with Interrupt to a specific memory address using
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134 HAL_I2C_Mem_Write_IT()
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135 (+) At MEM end of write transfer HAL_I2C_MemTxCpltCallback is executed and user can
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136 add his own code by customization of function pointer HAL_I2C_MemTxCpltCallback
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137 (+) Read an amount of data in no-blocking mode with Interrupt from a specific memory address using
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138 HAL_I2C_Mem_Read_IT()
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139 (+) At MEM end of read transfer HAL_I2C_MemRxCpltCallback is executed and user can
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140 add his own code by customization of function pointer HAL_I2C_MemRxCpltCallback
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141 (+) In case of transfer Error, HAL_I2C_ErrorCallback() function is executed and user can
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142 add his own code by customization of function pointer HAL_I2C_ErrorCallback
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143
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144 *** DMA mode IO operation ***
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145 ==============================
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146 [..]
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147 (+) Transmit in master mode an amount of data in non blocking mode (DMA) using
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148 HAL_I2C_Master_Transmit_DMA()
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149 (+) At transmission end of transfer HAL_I2C_MasterTxCpltCallback is executed and user can
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150 add his own code by customization of function pointer HAL_I2C_MasterTxCpltCallback
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151 (+) Receive in master mode an amount of data in non blocking mode (DMA) using
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152 HAL_I2C_Master_Receive_DMA()
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153 (+) At reception end of transfer HAL_I2C_MasterRxCpltCallback is executed and user can
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154 add his own code by customization of function pointer HAL_I2C_MasterRxCpltCallback
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155 (+) Transmit in slave mode an amount of data in non blocking mode (DMA) using
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156 HAL_I2C_Slave_Transmit_DMA()
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157 (+) At transmission end of transfer HAL_I2C_SlaveTxCpltCallback is executed and user can
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158 add his own code by customization of function pointer HAL_I2C_SlaveTxCpltCallback
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159 (+) Receive in slave mode an amount of data in non blocking mode (DMA) using
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160 HAL_I2C_Slave_Receive_DMA()
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161 (+) At reception end of transfer HAL_I2C_SlaveRxCpltCallback is executed and user can
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162 add his own code by customization of function pointer HAL_I2C_SlaveRxCpltCallback
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163 (+) In case of transfer Error, HAL_I2C_ErrorCallback() function is executed and user can
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164 add his own code by customization of function pointer HAL_I2C_ErrorCallback
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165 (+) Abort a master I2C process communication with Interrupt using HAL_I2C_Master_Abort_IT()
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166 (+) End of abort process, HAL_I2C_AbortCpltCallback() is executed and user can
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167 add his own code by customization of function pointer HAL_I2C_AbortCpltCallback()
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168
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169 *** DMA mode IO MEM operation ***
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170 =================================
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171 [..]
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172 (+) Write an amount of data in no-blocking mode with DMA to a specific memory address using
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173 HAL_I2C_Mem_Write_DMA()
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174 (+) At MEM end of write transfer HAL_I2C_MemTxCpltCallback is executed and user can
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175 add his own code by customization of function pointer HAL_I2C_MemTxCpltCallback
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176 (+) Read an amount of data in no-blocking mode with DMA from a specific memory address using
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177 HAL_I2C_Mem_Read_DMA()
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178 (+) At MEM end of read transfer HAL_I2C_MemRxCpltCallback is executed and user can
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179 add his own code by customization of function pointer HAL_I2C_MemRxCpltCallback
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180 (+) In case of transfer Error, HAL_I2C_ErrorCallback() function is executed and user can
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181 add his own code by customization of function pointer HAL_I2C_ErrorCallback
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182
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183
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184 *** I2C HAL driver macros list ***
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185 ==================================
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186 [..]
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187 Below the list of most used macros in I2C HAL driver.
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188
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189 (+) __HAL_I2C_ENABLE: Enable the I2C peripheral
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190 (+) __HAL_I2C_DISABLE: Disable the I2C peripheral
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191 (+) __HAL_I2C_GET_FLAG : Checks whether the specified I2C flag is set or not
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192 (+) __HAL_I2C_CLEAR_FLAG : Clear the specified I2C pending flag
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193 (+) __HAL_I2C_ENABLE_IT: Enable the specified I2C interrupt
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194 (+) __HAL_I2C_DISABLE_IT: Disable the specified I2C interrupt
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195
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196 [..]
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197 (@) You can refer to the I2C HAL driver header file for more useful macros
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198
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199
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200 @endverbatim
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201 ******************************************************************************
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202 * @attention
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203 *
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204 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
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205 *
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206 * Redistribution and use in source and binary forms, with or without modification,
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207 * are permitted provided that the following conditions are met:
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208 * 1. Redistributions of source code must retain the above copyright notice,
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209 * this list of conditions and the following disclaimer.
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210 * 2. Redistributions in binary form must reproduce the above copyright notice,
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211 * this list of conditions and the following disclaimer in the documentation
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212 * and/or other materials provided with the distribution.
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213 * 3. Neither the name of STMicroelectronics nor the names of its contributors
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214 * may be used to endorse or promote products derived from this software
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215 * without specific prior written permission.
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216 *
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217 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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218 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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219 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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220 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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221 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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222 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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223 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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224 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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225 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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226 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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227 *
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228 ******************************************************************************
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229 */
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230
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231 /* Includes ------------------------------------------------------------------*/
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232 #include "stm32f4xx_hal.h"
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233
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234 /** @addtogroup STM32F4xx_HAL_Driver
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235 * @{
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236 */
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237
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238 /** @defgroup I2C I2C
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239 * @brief I2C HAL module driver
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240 * @{
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241 */
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242
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243 #ifdef HAL_I2C_MODULE_ENABLED
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244
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245 /* Private typedef -----------------------------------------------------------*/
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246 /* Private define ------------------------------------------------------------*/
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247 /** @addtogroup I2C_Private_Define
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248 * @{
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249 */
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250 #define I2C_TIMEOUT_FLAG 35U /*!< Timeout 35 ms */
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251 #define I2C_TIMEOUT_BUSY_FLAG 25U /*!< Timeout 25 ms */
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252 #define I2C_NO_OPTION_FRAME 0xFFFF0000U /*!< XferOptions default value */
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253
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254 /* Private define for @ref PreviousState usage */
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255 #define I2C_STATE_MSK ((uint32_t)((HAL_I2C_STATE_BUSY_TX | HAL_I2C_STATE_BUSY_RX) & (~(uint32_t)HAL_I2C_STATE_READY))) /*!< Mask State define, keep only RX and TX bits */
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256 #define I2C_STATE_NONE ((uint32_t)(HAL_I2C_MODE_NONE)) /*!< Default Value */
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257 #define I2C_STATE_MASTER_BUSY_TX ((uint32_t)((HAL_I2C_STATE_BUSY_TX & I2C_STATE_MSK) | HAL_I2C_MODE_MASTER)) /*!< Master Busy TX, combinaison of State LSB and Mode enum */
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258 #define I2C_STATE_MASTER_BUSY_RX ((uint32_t)((HAL_I2C_STATE_BUSY_RX & I2C_STATE_MSK) | HAL_I2C_MODE_MASTER)) /*!< Master Busy RX, combinaison of State LSB and Mode enum */
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259 #define I2C_STATE_SLAVE_BUSY_TX ((uint32_t)((HAL_I2C_STATE_BUSY_TX & I2C_STATE_MSK) | HAL_I2C_MODE_SLAVE)) /*!< Slave Busy TX, combinaison of State LSB and Mode enum */
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260 #define I2C_STATE_SLAVE_BUSY_RX ((uint32_t)((HAL_I2C_STATE_BUSY_RX & I2C_STATE_MSK) | HAL_I2C_MODE_SLAVE)) /*!< Slave Busy RX, combinaison of State LSB and Mode enum */
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261
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262 /**
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263 * @}
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264 */
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265
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266 /* Private macro -------------------------------------------------------------*/
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267 /* Private variables ---------------------------------------------------------*/
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268 /* Private function prototypes -----------------------------------------------*/
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269 /** @addtogroup I2C_Private_Functions
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270 * @{
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271 */
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272 /* Private functions to handle DMA transfer */
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273 static void I2C_DMAXferCplt(DMA_HandleTypeDef *hdma);
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274 static void I2C_DMAError(DMA_HandleTypeDef *hdma);
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275 static void I2C_DMAAbort(DMA_HandleTypeDef *hdma);
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276
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277 static void I2C_ITError(I2C_HandleTypeDef *hi2c);
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278
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279 static HAL_StatusTypeDef I2C_MasterRequestWrite(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint32_t Timeout, uint32_t Tickstart);
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280 static HAL_StatusTypeDef I2C_MasterRequestRead(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint32_t Timeout, uint32_t Tickstart);
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281 static HAL_StatusTypeDef I2C_RequestMemoryWrite(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint32_t Timeout, uint32_t Tickstart);
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282 static HAL_StatusTypeDef I2C_RequestMemoryRead(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint32_t Timeout, uint32_t Tickstart);
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283 static HAL_StatusTypeDef I2C_WaitOnFlagUntilTimeout(I2C_HandleTypeDef *hi2c, uint32_t Flag, FlagStatus Status, uint32_t Timeout, uint32_t Tickstart);
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284 static HAL_StatusTypeDef I2C_WaitOnMasterAddressFlagUntilTimeout(I2C_HandleTypeDef *hi2c, uint32_t Flag, uint32_t Timeout, uint32_t Tickstart);
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285 static HAL_StatusTypeDef I2C_WaitOnTXEFlagUntilTimeout(I2C_HandleTypeDef *hi2c, uint32_t Timeout, uint32_t Tickstart);
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286 static HAL_StatusTypeDef I2C_WaitOnBTFFlagUntilTimeout(I2C_HandleTypeDef *hi2c, uint32_t Timeout, uint32_t Tickstart);
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287 static HAL_StatusTypeDef I2C_WaitOnRXNEFlagUntilTimeout(I2C_HandleTypeDef *hi2c, uint32_t Timeout, uint32_t Tickstart);
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288 static HAL_StatusTypeDef I2C_WaitOnSTOPFlagUntilTimeout(I2C_HandleTypeDef *hi2c, uint32_t Timeout, uint32_t Tickstart);
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289 static HAL_StatusTypeDef I2C_IsAcknowledgeFailed(I2C_HandleTypeDef *hi2c);
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290
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291 /* Private functions for I2C transfer IRQ handler */
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292 static HAL_StatusTypeDef I2C_MasterTransmit_TXE(I2C_HandleTypeDef *hi2c);
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293 static HAL_StatusTypeDef I2C_MasterTransmit_BTF(I2C_HandleTypeDef *hi2c);
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294 static HAL_StatusTypeDef I2C_MasterReceive_RXNE(I2C_HandleTypeDef *hi2c);
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295 static HAL_StatusTypeDef I2C_MasterReceive_BTF(I2C_HandleTypeDef *hi2c);
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296 static HAL_StatusTypeDef I2C_Master_SB(I2C_HandleTypeDef *hi2c);
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297 static HAL_StatusTypeDef I2C_Master_ADD10(I2C_HandleTypeDef *hi2c);
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298 static HAL_StatusTypeDef I2C_Master_ADDR(I2C_HandleTypeDef *hi2c);
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299
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300 static HAL_StatusTypeDef I2C_SlaveTransmit_TXE(I2C_HandleTypeDef *hi2c);
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301 static HAL_StatusTypeDef I2C_SlaveTransmit_BTF(I2C_HandleTypeDef *hi2c);
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302 static HAL_StatusTypeDef I2C_SlaveReceive_RXNE(I2C_HandleTypeDef *hi2c);
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303 static HAL_StatusTypeDef I2C_SlaveReceive_BTF(I2C_HandleTypeDef *hi2c);
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304 static HAL_StatusTypeDef I2C_Slave_ADDR(I2C_HandleTypeDef *hi2c);
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305 static HAL_StatusTypeDef I2C_Slave_STOPF(I2C_HandleTypeDef *hi2c);
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306 static HAL_StatusTypeDef I2C_Slave_AF(I2C_HandleTypeDef *hi2c);
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307 /**
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308 * @}
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309 */
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310
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311 /* Exported functions --------------------------------------------------------*/
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312 /** @defgroup I2C_Exported_Functions I2C Exported Functions
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313 * @{
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314 */
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315
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316 /** @defgroup I2C_Exported_Functions_Group1 Initialization and de-initialization functions
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317 * @brief Initialization and Configuration functions
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318 *
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319 @verbatim
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320 ===============================================================================
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321 ##### Initialization and de-initialization functions #####
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322 ===============================================================================
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323 [..] This subsection provides a set of functions allowing to initialize and
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324 de-initialize the I2Cx peripheral:
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325
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326 (+) User must Implement HAL_I2C_MspInit() function in which he configures
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327 all related peripherals resources (CLOCK, GPIO, DMA, IT and NVIC).
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328
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329 (+) Call the function HAL_I2C_Init() to configure the selected device with
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330 the selected configuration:
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331 (++) Communication Speed
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332 (++) Duty cycle
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333 (++) Addressing mode
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334 (++) Own Address 1
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335 (++) Dual Addressing mode
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336 (++) Own Address 2
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337 (++) General call mode
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338 (++) Nostretch mode
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339
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340 (+) Call the function HAL_I2C_DeInit() to restore the default configuration
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341 of the selected I2Cx peripheral.
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342
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343 @endverbatim
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344 * @{
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345 */
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346
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347 /**
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348 * @brief Initializes the I2C according to the specified parameters
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349 * in the I2C_InitTypeDef and create the associated handle.
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350 * @param hi2c pointer to a I2C_HandleTypeDef structure that contains
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351 * the configuration information for I2C module
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352 * @retval HAL status
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353 */
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354 HAL_StatusTypeDef HAL_I2C_Init(I2C_HandleTypeDef *hi2c)
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355 {
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356 uint32_t freqrange = 0U;
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357 uint32_t pclk1 = 0U;
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358
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359 /* Check the I2C handle allocation */
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360 if(hi2c == NULL)
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361 {
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362 return HAL_ERROR;
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363 }
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364
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365 /* Check the parameters */
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366 assert_param(IS_I2C_ALL_INSTANCE(hi2c->Instance));
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367 assert_param(IS_I2C_CLOCK_SPEED(hi2c->Init.ClockSpeed));
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368 assert_param(IS_I2C_DUTY_CYCLE(hi2c->Init.DutyCycle));
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369 assert_param(IS_I2C_OWN_ADDRESS1(hi2c->Init.OwnAddress1));
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370 assert_param(IS_I2C_ADDRESSING_MODE(hi2c->Init.AddressingMode));
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371 assert_param(IS_I2C_DUAL_ADDRESS(hi2c->Init.DualAddressMode));
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372 assert_param(IS_I2C_OWN_ADDRESS2(hi2c->Init.OwnAddress2));
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373 assert_param(IS_I2C_GENERAL_CALL(hi2c->Init.GeneralCallMode));
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374 assert_param(IS_I2C_NO_STRETCH(hi2c->Init.NoStretchMode));
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375
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376 if(hi2c->State == HAL_I2C_STATE_RESET)
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377 {
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378 /* Allocate lock resource and initialize it */
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379 hi2c->Lock = HAL_UNLOCKED;
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380 /* Init the low level hardware : GPIO, CLOCK, NVIC */
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381 HAL_I2C_MspInit(hi2c);
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382 }
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383
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384 hi2c->State = HAL_I2C_STATE_BUSY;
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385
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386 /* Disable the selected I2C peripheral */
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387 __HAL_I2C_DISABLE(hi2c);
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388
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389 /* Get PCLK1 frequency */
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390 pclk1 = HAL_RCC_GetPCLK1Freq();
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391
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392 /* Calculate frequency range */
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393 freqrange = I2C_FREQRANGE(pclk1);
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394
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395 /*---------------------------- I2Cx CR2 Configuration ----------------------*/
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396 /* Configure I2Cx: Frequency range */
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397 hi2c->Instance->CR2 = freqrange;
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398
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399 /*---------------------------- I2Cx TRISE Configuration --------------------*/
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400 /* Configure I2Cx: Rise Time */
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401 hi2c->Instance->TRISE = I2C_RISE_TIME(freqrange, hi2c->Init.ClockSpeed);
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402
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403 /*---------------------------- I2Cx CCR Configuration ----------------------*/
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404 /* Configure I2Cx: Speed */
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405 hi2c->Instance->CCR = I2C_SPEED(pclk1, hi2c->Init.ClockSpeed, hi2c->Init.DutyCycle);
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406
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407 /*---------------------------- I2Cx CR1 Configuration ----------------------*/
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408 /* Configure I2Cx: Generalcall and NoStretch mode */
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409 hi2c->Instance->CR1 = (hi2c->Init.GeneralCallMode | hi2c->Init.NoStretchMode);
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410
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411 /*---------------------------- I2Cx OAR1 Configuration ---------------------*/
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412 /* Configure I2Cx: Own Address1 and addressing mode */
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413 hi2c->Instance->OAR1 = (hi2c->Init.AddressingMode | hi2c->Init.OwnAddress1);
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414
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415 /*---------------------------- I2Cx OAR2 Configuration ---------------------*/
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416 /* Configure I2Cx: Dual mode and Own Address2 */
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417 hi2c->Instance->OAR2 = (hi2c->Init.DualAddressMode | hi2c->Init.OwnAddress2);
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418
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419 /* Enable the selected I2C peripheral */
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420 __HAL_I2C_ENABLE(hi2c);
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421
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422 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
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423 hi2c->State = HAL_I2C_STATE_READY;
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424 hi2c->PreviousState = I2C_STATE_NONE;
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425 hi2c->Mode = HAL_I2C_MODE_NONE;
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426
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427 return HAL_OK;
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428 }
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429
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430 /**
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431 * @brief DeInitializes the I2C peripheral.
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432 * @param hi2c pointer to a I2C_HandleTypeDef structure that contains
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433 * the configuration information for I2C module
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434 * @retval HAL status
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435 */
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436 HAL_StatusTypeDef HAL_I2C_DeInit(I2C_HandleTypeDef *hi2c)
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437 {
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438 /* Check the I2C handle allocation */
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439 if(hi2c == NULL)
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440 {
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441 return HAL_ERROR;
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442 }
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443
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444 /* Check the parameters */
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445 assert_param(IS_I2C_ALL_INSTANCE(hi2c->Instance));
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446
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447 hi2c->State = HAL_I2C_STATE_BUSY;
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448
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449 /* Disable the I2C Peripheral Clock */
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450 __HAL_I2C_DISABLE(hi2c);
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451
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452 /* DeInit the low level hardware: GPIO, CLOCK, NVIC */
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453 HAL_I2C_MspDeInit(hi2c);
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454
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455 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
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456 hi2c->State = HAL_I2C_STATE_RESET;
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457 hi2c->PreviousState = I2C_STATE_NONE;
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458 hi2c->Mode = HAL_I2C_MODE_NONE;
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459
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460 /* Release Lock */
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461 __HAL_UNLOCK(hi2c);
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462
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463 return HAL_OK;
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464 }
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465
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466 /**
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467 * @brief I2C MSP Init.
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468 * @param hi2c pointer to a I2C_HandleTypeDef structure that contains
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469 * the configuration information for I2C module
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470 * @retval None
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471 */
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472 __weak void HAL_I2C_MspInit(I2C_HandleTypeDef *hi2c)
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473 {
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474 /* Prevent unused argument(s) compilation warning */
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475 UNUSED(hi2c);
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476 /* NOTE : This function Should not be modified, when the callback is needed,
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477 the HAL_I2C_MspInit could be implemented in the user file
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478 */
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479 }
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480
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481 /**
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482 * @brief I2C MSP DeInit
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483 * @param hi2c pointer to a I2C_HandleTypeDef structure that contains
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484 * the configuration information for I2C module
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485 * @retval None
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486 */
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487 __weak void HAL_I2C_MspDeInit(I2C_HandleTypeDef *hi2c)
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488 {
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489 /* Prevent unused argument(s) compilation warning */
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490 UNUSED(hi2c);
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491 /* NOTE : This function Should not be modified, when the callback is needed,
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492 the HAL_I2C_MspDeInit could be implemented in the user file
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493 */
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494 }
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495
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496 /**
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497 * @}
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498 */
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499
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500 /** @defgroup I2C_Exported_Functions_Group2 IO operation functions
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501 * @brief Data transfers functions
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502 *
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503 @verbatim
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504 ===============================================================================
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505 ##### IO operation functions #####
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506 ===============================================================================
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507 [..]
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508 This subsection provides a set of functions allowing to manage the I2C data
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509 transfers.
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510
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511 (#) There are two modes of transfer:
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512 (++) Blocking mode : The communication is performed in the polling mode.
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513 The status of all data processing is returned by the same function
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514 after finishing transfer.
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515 (++) No-Blocking mode : The communication is performed using Interrupts
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516 or DMA. These functions return the status of the transfer startup.
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517 The end of the data processing will be indicated through the
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518 dedicated I2C IRQ when using Interrupt mode or the DMA IRQ when
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519 using DMA mode.
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520
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521 (#) Blocking mode functions are :
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522 (++) HAL_I2C_Master_Transmit()
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523 (++) HAL_I2C_Master_Receive()
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524 (++) HAL_I2C_Slave_Transmit()
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525 (++) HAL_I2C_Slave_Receive()
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526 (++) HAL_I2C_Mem_Write()
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527 (++) HAL_I2C_Mem_Read()
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528 (++) HAL_I2C_IsDeviceReady()
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529
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530 (#) No-Blocking mode functions with Interrupt are :
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531 (++) HAL_I2C_Master_Transmit_IT()
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532 (++) HAL_I2C_Master_Receive_IT()
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533 (++) HAL_I2C_Slave_Transmit_IT()
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534 (++) HAL_I2C_Slave_Receive_IT()
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535 (++) HAL_I2C_Master_Sequential_Transmit_IT()
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536 (++) HAL_I2C_Master_Sequential_Receive_IT()
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537 (++) HAL_I2C_Slave_Sequential_Transmit_IT()
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538 (++) HAL_I2C_Slave_Sequential_Receive_IT()
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539 (++) HAL_I2C_Mem_Write_IT()
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540 (++) HAL_I2C_Mem_Read_IT()
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541
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542 (#) No-Blocking mode functions with DMA are :
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543 (++) HAL_I2C_Master_Transmit_DMA()
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544 (++) HAL_I2C_Master_Receive_DMA()
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545 (++) HAL_I2C_Slave_Transmit_DMA()
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546 (++) HAL_I2C_Slave_Receive_DMA()
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547 (++) HAL_I2C_Mem_Write_DMA()
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548 (++) HAL_I2C_Mem_Read_DMA()
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549
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550 (#) A set of Transfer Complete Callbacks are provided in non Blocking mode:
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551 (++) HAL_I2C_MemTxCpltCallback()
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552 (++) HAL_I2C_MemRxCpltCallback()
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553 (++) HAL_I2C_MasterTxCpltCallback()
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554 (++) HAL_I2C_MasterRxCpltCallback()
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555 (++) HAL_I2C_SlaveTxCpltCallback()
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556 (++) HAL_I2C_SlaveRxCpltCallback()
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557 (++) HAL_I2C_ErrorCallback()
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558 (++) HAL_I2C_AbortCpltCallback()
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559
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560 @endverbatim
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561 * @{
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562 */
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563
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564 /**
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565 * @brief Transmits in master mode an amount of data in blocking mode.
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566 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
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567 * the configuration information for the specified I2C.
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568 * @param DevAddress Target device address The device 7 bits address value
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569 * in datasheet must be shifted to the left before calling the interface
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570 * @param pData Pointer to data buffer
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parents:
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571 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
572 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
573 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
574 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
575 HAL_StatusTypeDef HAL_I2C_Master_Transmit(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
576 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
577 uint32_t tickstart = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
578
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
579 /* Init tickstart for timeout management*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
580 tickstart = HAL_GetTick();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
581
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
582 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
583 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
584 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
585 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_BUSY, SET, I2C_TIMEOUT_BUSY_FLAG, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
586 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
587 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
588 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
589
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
590 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
591 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
592
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
593 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
594 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
595 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
596 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
597 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
598 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
599
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
600 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
601 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
602
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
603 hi2c->State = HAL_I2C_STATE_BUSY_TX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
604 hi2c->Mode = HAL_I2C_MODE_MASTER;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
605 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
606
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
607 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
608 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
609 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
610 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
611 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
612
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
613 /* Send Slave Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
614 if(I2C_MasterRequestWrite(hi2c, DevAddress, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
615 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
616 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
617 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
618 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
619 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
620 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
621 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
622 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
623 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
624 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
625 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
626 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
627 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
628 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
629
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
630 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
631 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
632
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
633 while(hi2c->XferSize > 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
634 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
635 /* Wait until TXE flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
636 if(I2C_WaitOnTXEFlagUntilTimeout(hi2c, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
637 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
638 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
639 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
640 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
641 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
642 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
643 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
644 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
645 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
646 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
647 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
648 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
649
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
650 /* Write data to DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
651 hi2c->Instance->DR = (*hi2c->pBuffPtr++);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
652 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
653 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
654
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
655 if((__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BTF) == SET) && (hi2c->XferSize != 0U))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
656 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
657 /* Write data to DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
658 hi2c->Instance->DR = (*hi2c->pBuffPtr++);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
659 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
660 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
661 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
662
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
663 /* Wait until BTF flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
664 if(I2C_WaitOnBTFFlagUntilTimeout(hi2c, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
665 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
666 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
667 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
668 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
669 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
670 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
671 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
672 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
673 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
674 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
675 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
676 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
677 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
678
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
679 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
680 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
681
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
682 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
683 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
684
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
685 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
686 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
687
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
688 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
689 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
690 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
691 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
692 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
693 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
694 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
695
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
696 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
697 * @brief Receives in master mode an amount of data in blocking mode.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
698 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
699 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
700 * @param DevAddress Target device address The device 7 bits address value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
701 * in datasheet must be shifted to the left before calling the interface
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
702 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
703 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
704 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
705 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
706 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
707 HAL_StatusTypeDef HAL_I2C_Master_Receive(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
708 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
709 uint32_t tickstart = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
710
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
711 /* Init tickstart for timeout management*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
712 tickstart = HAL_GetTick();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
713
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
714 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
715 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
716 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
717 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_BUSY, SET, I2C_TIMEOUT_BUSY_FLAG, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
718 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
719 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
720 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
721
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
722 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
723 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
724
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
725 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
726 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
727 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
728 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
729 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
730 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
731
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
732 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
733 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
734
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
735 hi2c->State = HAL_I2C_STATE_BUSY_RX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
736 hi2c->Mode = HAL_I2C_MODE_MASTER;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
737 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
738
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
739 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
740 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
741 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
742 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
743 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
744
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
745 /* Send Slave Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
746 if(I2C_MasterRequestRead(hi2c, DevAddress, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
747 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
748 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
749 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
750 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
751 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
752 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
753 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
754 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
755 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
756 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
757 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
758 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
759 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
760 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
761
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
762 if(hi2c->XferSize == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
763 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
764 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
765 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
766
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
767 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
768 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
769 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
770 else if(hi2c->XferSize == 1U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
771 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
772 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
773 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
774
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
775 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
776 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
777
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
778 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
779 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
780 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
781 else if(hi2c->XferSize == 2U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
782 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
783 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
784 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
785
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
786 /* Enable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
787 hi2c->Instance->CR1 |= I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
788
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
789 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
790 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
791 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
792 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
793 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
794 /* Enable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
795 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
796
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
797 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
798 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
799 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
800
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
801 while(hi2c->XferSize > 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
802 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
803 if(hi2c->XferSize <= 3U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
804 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
805 /* One byte */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
806 if(hi2c->XferSize == 1U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
807 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
808 /* Wait until RXNE flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
809 if(I2C_WaitOnRXNEFlagUntilTimeout(hi2c, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
810 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
811 if(hi2c->ErrorCode == HAL_I2C_ERROR_TIMEOUT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
812 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
813 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
814 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
815 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
816 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
817 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
818 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
819 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
820
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
821 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
822 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
823 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
824 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
825 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
826 /* Two bytes */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
827 else if(hi2c->XferSize == 2U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
828 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
829 /* Wait until BTF flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
830 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_BTF, RESET, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
831 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
832 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
833 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
834
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
835 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
836 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
837
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
838 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
839 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
840 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
841 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
842
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
843 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
844 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
845 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
846 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
847 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
848 /* 3 Last bytes */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
849 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
850 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
851 /* Wait until BTF flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
852 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_BTF, RESET, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
853 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
854 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
855 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
856
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
857 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
858 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
859
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
860 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
861 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
862 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
863 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
864
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
865 /* Wait until BTF flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
866 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_BTF, RESET, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
867 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
868 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
869 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
870
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
871 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
872 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
873
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
874 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
875 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
876 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
877 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
878
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
879 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
880 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
881 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
882 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
883 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
884 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
885 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
886 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
887 /* Wait until RXNE flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
888 if(I2C_WaitOnRXNEFlagUntilTimeout(hi2c, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
889 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
890 if(hi2c->ErrorCode == HAL_I2C_ERROR_TIMEOUT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
891 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
892 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
893 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
894 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
895 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
896 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
897 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
898 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
899
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
900 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
901 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
902 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
903 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
904
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
905 if(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BTF) == SET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
906 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
907 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
908 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
909 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
910 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
911 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
912 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
913 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
914
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
915 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
916 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
917
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
918 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
919 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
920
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
921 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
922 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
923 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
924 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
925 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
926 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
927 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
928
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
929 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
930 * @brief Transmits in slave mode an amount of data in blocking mode.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
931 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
932 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
933 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
934 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
935 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
936 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
937 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
938 HAL_StatusTypeDef HAL_I2C_Slave_Transmit(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
939 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
940 uint32_t tickstart = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
941
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
942 /* Init tickstart for timeout management*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
943 tickstart = HAL_GetTick();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
944
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
945 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
946 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
947 if((pData == NULL) || (Size == 0U))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
948 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
949 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
950 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
951
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
952 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
953 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
954
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
955 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
956 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
957 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
958 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
959 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
960 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
961
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
962 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
963 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
964
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
965 hi2c->State = HAL_I2C_STATE_BUSY_TX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
966 hi2c->Mode = HAL_I2C_MODE_SLAVE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
967 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
968
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
969 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
970 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
971 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
972 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
973 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
974
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
975 /* Enable Address Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
976 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
977
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
978 /* Wait until ADDR flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
979 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_ADDR, RESET, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
980 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
981 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
982 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
983
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
984 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
985 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
986
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
987 /* If 10bit addressing mode is selected */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
988 if(hi2c->Init.AddressingMode == I2C_ADDRESSINGMODE_10BIT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
989 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
990 /* Wait until ADDR flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
991 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_ADDR, RESET, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
992 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
993 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
994 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
995
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
996 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
997 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
998 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
999
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1000 while(hi2c->XferSize > 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1001 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1002 /* Wait until TXE flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1003 if(I2C_WaitOnTXEFlagUntilTimeout(hi2c, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1004 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1005 /* Disable Address Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1006 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1007
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1008 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1009 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1010 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1011 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1012 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1013 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1014 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1015 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1016 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1017
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1018 /* Write data to DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1019 hi2c->Instance->DR = (*hi2c->pBuffPtr++);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1020 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1021 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1022
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1023 if((__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BTF) == SET) && (hi2c->XferSize != 0U))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1024 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1025 /* Write data to DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1026 hi2c->Instance->DR = (*hi2c->pBuffPtr++);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1027 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1028 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1029 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1030 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1031
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1032 /* Wait until AF flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1033 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_AF, RESET, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1034 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1035 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1036 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1037
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1038 /* Clear AF flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1039 __HAL_I2C_CLEAR_FLAG(hi2c, I2C_FLAG_AF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1040
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1041 /* Disable Address Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1042 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1043
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1044 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1045 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1046
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1047 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1048 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1049
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1050 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1051 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1052 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1053 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1054 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1055 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1056 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1057
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1058 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1059 * @brief Receive in slave mode an amount of data in blocking mode
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1060 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1061 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1062 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1063 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1064 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1065 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1066 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1067 HAL_StatusTypeDef HAL_I2C_Slave_Receive(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1068 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1069 uint32_t tickstart = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1070
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1071 /* Init tickstart for timeout management*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1072 tickstart = HAL_GetTick();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1073
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1074 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1075 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1076 if((pData == NULL) || (Size == 0))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1077 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1078 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1079 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1080
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1081 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1082 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1083
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1084 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1085 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1086 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1087 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1088 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1089 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1090
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1091 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1092 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1093
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1094 hi2c->State = HAL_I2C_STATE_BUSY_RX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1095 hi2c->Mode = HAL_I2C_MODE_SLAVE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1096 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1097
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1098 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1099 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1100 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1101 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1102 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1103
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1104 /* Enable Address Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1105 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1106
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1107 /* Wait until ADDR flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1108 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_ADDR, RESET, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1109 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1110 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1111 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1112
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1113 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1114 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1115
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1116 while(hi2c->XferSize > 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1117 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1118 /* Wait until RXNE flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1119 if(I2C_WaitOnRXNEFlagUntilTimeout(hi2c, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1120 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1121 /* Disable Address Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1122 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1123
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1124 if(hi2c->ErrorCode == HAL_I2C_ERROR_TIMEOUT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1125 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1126 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1127 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1128 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1129 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1130 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1131 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1132 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1133
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1134 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1135 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1136 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1137 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1138
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1139 if((__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BTF) == SET) && (Size != 0U))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1140 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1141 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1142 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1143 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1144 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1145 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1146 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1147
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1148 /* Wait until STOP flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1149 if(I2C_WaitOnSTOPFlagUntilTimeout(hi2c, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1150 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1151 /* Disable Address Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1152 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1153
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1154 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1155 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1156 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1157 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1158 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1159 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1160 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1161 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1162 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1163
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1164 /* Clear STOP flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1165 __HAL_I2C_CLEAR_STOPFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1166
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1167 /* Disable Address Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1168 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1169
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1170 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1171 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1172
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1173 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1174 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1175
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1176 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1177 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1178 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1179 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1180 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1181 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1182 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1183
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1184 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1185 * @brief Transmit in master mode an amount of data in non-blocking mode with Interrupt
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1186 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1187 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1188 * @param DevAddress Target device address The device 7 bits address value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1189 * in datasheet must be shifted to the left before calling the interface
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1190 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1191 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1192 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1193 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1194 HAL_StatusTypeDef HAL_I2C_Master_Transmit_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1195 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1196 __IO uint32_t count = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1197
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1198 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1199 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1200 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1201 count = I2C_TIMEOUT_BUSY_FLAG * (SystemCoreClock /25U /1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1202 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1203 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1204 if(count-- == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1205 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1206 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1207 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1208
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1209 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1210 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1211
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1212 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1213 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1214 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1215 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BUSY) != RESET);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1216
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1217 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1218 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1219
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1220 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1221 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1222 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1223 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1224 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1225 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1226
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1227 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1228 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1229
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1230 hi2c->State = HAL_I2C_STATE_BUSY_TX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1231 hi2c->Mode = HAL_I2C_MODE_MASTER;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1232 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1233
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1234 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1235 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1236 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1237 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1238 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1239 hi2c->Devaddress = DevAddress;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1240
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1241 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1242 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1243
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1244 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1245 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1246
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1247 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1248 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1249 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1250 /* Enable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1251 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1252
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1253 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1254 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1255 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1256 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1257 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1258 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1259 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1260
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1261 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1262 * @brief Receive in master mode an amount of data in non-blocking mode with Interrupt
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1263 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1264 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1265 * @param DevAddress Target device address The device 7 bits address value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1266 * in datasheet must be shifted to the left before calling the interface
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1267 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1268 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1269 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1270 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1271 HAL_StatusTypeDef HAL_I2C_Master_Receive_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1272 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1273 __IO uint32_t count = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1274
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1275 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1276 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1277 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1278 count = I2C_TIMEOUT_BUSY_FLAG * (SystemCoreClock /25U /1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1279 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1280 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1281 if(count-- == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1282 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1283 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1284 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1285
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1286 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1287 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1288
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1289 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1290 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1291 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1292 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BUSY) != RESET);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1293
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1294 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1295 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1296
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1297 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1298 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1299 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1300 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1301 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1302 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1303
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1304 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1305 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1306
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1307 hi2c->State = HAL_I2C_STATE_BUSY_RX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1308 hi2c->Mode = HAL_I2C_MODE_MASTER;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1309 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1310
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1311 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1312 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1313 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1314 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1315 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1316 hi2c->Devaddress = DevAddress;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1317
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1318 /* Enable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1319 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1320
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1321 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1322 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1323
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1324 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1325 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1326
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1327 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1328 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1329 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1330
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1331 /* Enable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1332 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1333
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1334 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1335 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1336 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1337 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1338 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1339 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1340 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1341
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1342 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1343 * @brief Sequential transmit in master mode an amount of data in non-blocking mode with Interrupt
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1344 * @note This interface allow to manage repeated start condition when a direction change during transfer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1345 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1346 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1347 * @param DevAddress Target device address The device 7 bits address value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1348 * in datasheet must be shifted to the left before calling the interface
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1349 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1350 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1351 * @param XferOptions Options of Transfer, value of @ref I2C_XferOptions_definition
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1352 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1353 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1354 HAL_StatusTypeDef HAL_I2C_Master_Sequential_Transmit_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t XferOptions)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1355 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1356 __IO uint32_t Prev_State = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1357 __IO uint32_t count = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1358
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1359 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1360 assert_param(IS_I2C_TRANSFER_OPTIONS_REQUEST(XferOptions));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1361
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1362 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1363 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1364 /* Check Busy Flag only if FIRST call of Master interface */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1365 if((XferOptions == I2C_FIRST_AND_LAST_FRAME) || (XferOptions == I2C_FIRST_FRAME))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1366 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1367 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1368 count = I2C_TIMEOUT_BUSY_FLAG * (SystemCoreClock /25U /1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1369 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1370 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1371 if(count-- == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1372 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1373 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1374 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1375
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1376 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1377 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1378
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1379 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1380 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1381 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1382 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BUSY) != RESET);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1383 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1384
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1385 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1386 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1387
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1388 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1389 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1390 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1391 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1392 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1393 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1394
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1395 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1396 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1397
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1398 hi2c->State = HAL_I2C_STATE_BUSY_TX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1399 hi2c->Mode = HAL_I2C_MODE_MASTER;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1400 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1401
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1402 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1403 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1404 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1405 hi2c->XferOptions = XferOptions;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1406 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1407 hi2c->Devaddress = DevAddress;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1408
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1409 Prev_State = hi2c->PreviousState;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1410
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1411 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1412 if((Prev_State == I2C_STATE_MASTER_BUSY_RX) || (Prev_State == I2C_STATE_NONE))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1413 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1414 /* Generate Start condition if first transfer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1415 if((XferOptions == I2C_FIRST_AND_LAST_FRAME) || (XferOptions == I2C_FIRST_FRAME))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1416 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1417 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1418 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1419 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1420 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1421 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1422 /* Generate ReStart */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1423 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1424 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1425 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1426
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1427 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1428 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1429
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1430 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1431 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1432 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1433
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1434 /* Enable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1435 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1436
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1437 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1438 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1439 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1440 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1441 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1442 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1443 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1444
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1445 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1446 * @brief Sequential receive in master mode an amount of data in non-blocking mode with Interrupt
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1447 * @note This interface allow to manage repeated start condition when a direction change during transfer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1448 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1449 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1450 * @param DevAddress Target device address The device 7 bits address value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1451 * in datasheet must be shifted to the left before calling the interface
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1452 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1453 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1454 * @param XferOptions Options of Transfer, value of @ref I2C_XferOptions_definition
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1455 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1456 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1457 HAL_StatusTypeDef HAL_I2C_Master_Sequential_Receive_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t XferOptions)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1458 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1459 __IO uint32_t count = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1460
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1461 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1462 assert_param(IS_I2C_TRANSFER_OPTIONS_REQUEST(XferOptions));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1463
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1464 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1465 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1466 /* Check Busy Flag only if FIRST call of Master interface */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1467 if((XferOptions == I2C_FIRST_AND_LAST_FRAME) || (XferOptions == I2C_FIRST_FRAME))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1468 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1469 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1470 count = I2C_TIMEOUT_BUSY_FLAG * (SystemCoreClock /25U /1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1471 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1472 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1473 if(count-- == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1474 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1475 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1476 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1477
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1478 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1479 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1480
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1481 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1482 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1483 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1484 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BUSY) != RESET);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1485 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1486
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1487 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1488 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1489
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1490 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1491 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1492 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1493 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1494 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1495 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1496
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1497 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1498 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1499
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1500 hi2c->State = HAL_I2C_STATE_BUSY_RX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1501 hi2c->Mode = HAL_I2C_MODE_MASTER;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1502 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1503
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1504 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1505 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1506 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1507 hi2c->XferOptions = XferOptions;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1508 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1509 hi2c->Devaddress = DevAddress;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1510
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1511 if((hi2c->PreviousState == I2C_STATE_MASTER_BUSY_TX) || (hi2c->PreviousState == I2C_STATE_NONE))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1512 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1513 /* Generate Start condition if first transfer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1514 if((XferOptions == I2C_FIRST_AND_LAST_FRAME) || (XferOptions == I2C_FIRST_FRAME) || (XferOptions == I2C_NO_OPTION_FRAME))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1515 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1516 /* Enable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1517 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1518
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1519 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1520 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1521 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1522 else if(hi2c->PreviousState == I2C_STATE_MASTER_BUSY_TX)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1523 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1524 /* Enable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1525 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1526
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1527 /* Generate ReStart */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1528 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1529 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1530 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1531
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1532 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1533 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1534
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1535 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1536 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1537 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1538
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1539 /* Enable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1540 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1541
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1542 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1543 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1544 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1545 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1546 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1547 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1548 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1549
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1550 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1551 * @brief Transmit in slave mode an amount of data in non-blocking mode with Interrupt
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1552 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1553 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1554 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1555 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1556 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1557 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1558 HAL_StatusTypeDef HAL_I2C_Slave_Transmit_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1559 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1560 __IO uint32_t count = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1561
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1562 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1563 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1564 if((pData == NULL) || (Size == 0U))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1565 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1566 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1567 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1568
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1569 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1570 count = I2C_TIMEOUT_BUSY_FLAG * (SystemCoreClock /25U /1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1571 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1572 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1573 if(count-- == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1574 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1575 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1576 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1577
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1578 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1579 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1580
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1581 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1582 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1583 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1584 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BUSY) != RESET);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1585
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1586 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1587 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1588
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1589 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1590 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1591 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1592 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1593 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1594 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1595
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1596 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1597 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1598
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1599 hi2c->State = HAL_I2C_STATE_BUSY_TX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1600 hi2c->Mode = HAL_I2C_MODE_SLAVE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1601 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1602
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1603 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1604 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1605 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1606 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1607 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1608
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1609 /* Enable Address Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1610 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1611
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1612 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1613 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1614
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1615 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1616 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1617 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1618
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1619 /* Enable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1620 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1621
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1622 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1623 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1624 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1625 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1626 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1627 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1628 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1629
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1630 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1631 * @brief Receive in slave mode an amount of data in non-blocking mode with Interrupt
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1632 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1633 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1634 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1635 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1636 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1637 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1638 HAL_StatusTypeDef HAL_I2C_Slave_Receive_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1639 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1640 __IO uint32_t count = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1641
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1642 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1643 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1644 if((pData == NULL) || (Size == 0U))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1645 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1646 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1647 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1648
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1649 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1650 count = I2C_TIMEOUT_BUSY_FLAG * (SystemCoreClock /25U /1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1651 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1652 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1653 if(count-- == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1654 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1655 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1656 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1657
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1658 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1659 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1660
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1661 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1662 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1663 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1664 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BUSY) != RESET);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1665
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1666 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1667 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1668
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1669 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1670 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1671 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1672 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1673 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1674 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1675
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1676 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1677 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1678
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1679 hi2c->State = HAL_I2C_STATE_BUSY_RX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1680 hi2c->Mode = HAL_I2C_MODE_SLAVE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1681 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1682
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1683 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1684 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1685 hi2c->XferSize = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1686 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1687 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1688
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1689 /* Enable Address Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1690 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1691
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1692 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1693 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1694
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1695 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1696 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1697 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1698
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1699 /* Enable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1700 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1701
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1702 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1703 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1704 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1705 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1706 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1707 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1708 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1709
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1710 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1711 * @brief Sequential transmit in slave mode an amount of data in no-blocking mode with Interrupt
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1712 * @note This interface allow to manage repeated start condition when a direction change during transfer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1713 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1714 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1715 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1716 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1717 * @param XferOptions Options of Transfer, value of @ref I2C_XferOptions_definition
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1718 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1719 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1720 HAL_StatusTypeDef HAL_I2C_Slave_Sequential_Transmit_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t XferOptions)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1721 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1722 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1723 assert_param(IS_I2C_TRANSFER_OPTIONS_REQUEST(XferOptions));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1724
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1725 if(hi2c->State == HAL_I2C_STATE_LISTEN)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1726 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1727 if((pData == NULL) || (Size == 0U))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1728 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1729 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1730 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1731
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1732 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1733 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1734
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1735 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1736 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1737 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1738 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1739 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1740 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1741
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1742 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1743 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1744
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1745 hi2c->State = HAL_I2C_STATE_BUSY_TX_LISTEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1746 hi2c->Mode = HAL_I2C_MODE_SLAVE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1747 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1748
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1749 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1750 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1751 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1752 hi2c->XferOptions = XferOptions;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1753 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1754
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1755 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1756 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1757
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1758 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1759 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1760
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1761 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1762 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1763 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1764
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1765 /* Enable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1766 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1767
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1768 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1769 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1770 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1771 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1772 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1773 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1774 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1775
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1776 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1777 * @brief Sequential receive in slave mode an amount of data in non-blocking mode with Interrupt
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1778 * @note This interface allow to manage repeated start condition when a direction change during transfer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1779 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1780 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1781 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1782 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1783 * @param XferOptions Options of Transfer, value of @ref I2C_XferOptions_definition
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1784 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1785 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1786 HAL_StatusTypeDef HAL_I2C_Slave_Sequential_Receive_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t XferOptions)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1787 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1788 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1789 assert_param(IS_I2C_TRANSFER_OPTIONS_REQUEST(XferOptions));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1790
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1791 if(hi2c->State == HAL_I2C_STATE_LISTEN)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1792 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1793 if((pData == NULL) || (Size == 0U))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1794 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1795 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1796 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1797
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1798 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1799 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1800
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1801 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1802 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1803 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1804 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1805 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1806 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1807
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1808 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1809 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1810
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1811 hi2c->State = HAL_I2C_STATE_BUSY_RX_LISTEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1812 hi2c->Mode = HAL_I2C_MODE_SLAVE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1813 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1814
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1815 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1816 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1817 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1818 hi2c->XferOptions = XferOptions;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1819 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1820
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1821 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1822 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1823
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1824 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1825 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1826
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1827 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1828 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1829 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1830
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1831 /* Enable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1832 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1833
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1834 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1835 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1836 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1837 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1838 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1839 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1840 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1841
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1842 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1843 * @brief Enable the Address listen mode with Interrupt.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1844 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1845 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1846 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1847 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1848 HAL_StatusTypeDef HAL_I2C_EnableListen_IT(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1849 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1850 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1851 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1852 hi2c->State = HAL_I2C_STATE_LISTEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1853
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1854 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1855 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1856 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1857 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1858 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1859 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1860
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1861 /* Enable Address Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1862 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1863
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1864 /* Enable EVT and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1865 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1866
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1867 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1868 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1869 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1870 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1871 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1872 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1873 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1874
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1875 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1876 * @brief Disable the Address listen mode with Interrupt.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1877 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1878 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1879 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1880 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1881 HAL_StatusTypeDef HAL_I2C_DisableListen_IT(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1882 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1883 /* Declaration of tmp to prevent undefined behavior of volatile usage */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1884 uint32_t tmp;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1885
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1886 /* Disable Address listen mode only if a transfer is not ongoing */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1887 if(hi2c->State == HAL_I2C_STATE_LISTEN)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1888 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1889 tmp = (uint32_t)(hi2c->State) & I2C_STATE_MSK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1890 hi2c->PreviousState = tmp | (uint32_t)(hi2c->Mode);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1891 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1892 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1893
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1894 /* Disable Address Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1895 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1896
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1897 /* Disable EVT and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1898 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1899
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1900 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1901 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1902 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1903 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1904 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1905 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1906 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1907
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1908 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1909 * @brief Transmit in master mode an amount of data in non-blocking mode with DMA
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1910 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1911 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1912 * @param DevAddress Target device address The device 7 bits address value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1913 * in datasheet must be shifted to the left before calling the interface
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1914 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1915 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1916 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1917 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1918 HAL_StatusTypeDef HAL_I2C_Master_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1919 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1920 __IO uint32_t count = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1921
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1922 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1923 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1924 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1925 count = I2C_TIMEOUT_BUSY_FLAG * (SystemCoreClock /25U /1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1926 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1927 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1928 if(count-- == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1929 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1930 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1931 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1932
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1933 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1934 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1935
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1936 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1937 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1938 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1939 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BUSY) != RESET);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1940
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1941 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1942 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1943
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1944 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1945 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1946 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1947 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1948 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1949 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1950
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1951 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1952 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1953
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1954 hi2c->State = HAL_I2C_STATE_BUSY_TX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1955 hi2c->Mode = HAL_I2C_MODE_MASTER;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1956 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1957
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1958 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1959 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1960 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1961 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1962 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1963 hi2c->Devaddress = DevAddress;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1964
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1965 if(hi2c->XferSize > 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1966 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1967 /* Set the I2C DMA transfer complete callback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1968 hi2c->hdmatx->XferCpltCallback = I2C_DMAXferCplt;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1969
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1970 /* Set the DMA error callback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1971 hi2c->hdmatx->XferErrorCallback = I2C_DMAError;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1972
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1973 /* Set the unused DMA callbacks to NULL */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1974 hi2c->hdmatx->XferHalfCpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1975 hi2c->hdmatx->XferM1CpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1976 hi2c->hdmatx->XferM1HalfCpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1977 hi2c->hdmatx->XferAbortCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1978
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1979 /* Enable the DMA Stream */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1980 HAL_DMA_Start_IT(hi2c->hdmatx, (uint32_t)hi2c->pBuffPtr, (uint32_t)&hi2c->Instance->DR, hi2c->XferSize);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1981
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1982 /* Enable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1983 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1984
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1985 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1986 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1987
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1988 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1989 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1990
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1991 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1992 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1993 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1994
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1995 /* Enable EVT and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1996 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1997
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1998 /* Enable DMA Request */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1999 hi2c->Instance->CR2 |= I2C_CR2_DMAEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2000 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2001 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2002 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2003 /* Enable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2004 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2005
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2006 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2007 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2008
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2009 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2010 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2011
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2012 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2013 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2014 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2015
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2016 /* Enable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2017 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2018 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2019
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2020 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2021 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2022 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2023 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2024 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2025 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2026 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2027
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2028 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2029 * @brief Receive in master mode an amount of data in non-blocking mode with DMA
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2030 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2031 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2032 * @param DevAddress Target device address The device 7 bits address value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2033 * in datasheet must be shifted to the left before calling the interface
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2034 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2035 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2036 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2037 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2038 HAL_StatusTypeDef HAL_I2C_Master_Receive_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2039 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2040 __IO uint32_t count = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2041
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2042 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2043 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2044 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2045 count = I2C_TIMEOUT_BUSY_FLAG * (SystemCoreClock /25U /1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2046 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2047 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2048 if(count-- == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2049 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2050 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2051 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2052
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2053 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2054 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2055
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2056 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2057 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2058 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2059 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BUSY) != RESET);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2060
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2061 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2062 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2063
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2064 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2065 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2066 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2067 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2068 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2069 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2070
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2071 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2072 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2073
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2074 hi2c->State = HAL_I2C_STATE_BUSY_RX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2075 hi2c->Mode = HAL_I2C_MODE_MASTER;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2076 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2077
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2078 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2079 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2080 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2081 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2082 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2083 hi2c->Devaddress = DevAddress;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2084
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2085 if(hi2c->XferSize > 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2086 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2087 /* Set the I2C DMA transfer complete callback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2088 hi2c->hdmarx->XferCpltCallback = I2C_DMAXferCplt;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2089
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2090 /* Set the DMA error callback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2091 hi2c->hdmarx->XferErrorCallback = I2C_DMAError;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2092
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2093 /* Set the unused DMA callbacks to NULL */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2094 hi2c->hdmarx->XferHalfCpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2095 hi2c->hdmarx->XferM1CpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2096 hi2c->hdmarx->XferM1HalfCpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2097 hi2c->hdmarx->XferAbortCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2098
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2099 /* Enable the DMA Stream */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2100 HAL_DMA_Start_IT(hi2c->hdmarx, (uint32_t)&hi2c->Instance->DR, (uint32_t)hi2c->pBuffPtr, hi2c->XferSize);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2101
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2102 /* Enable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2103 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2104
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2105 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2106 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2107
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2108 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2109 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2110
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2111 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2112 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2113 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2114
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2115 /* Enable EVT and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2116 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2117
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2118 /* Enable DMA Request */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2119 hi2c->Instance->CR2 |= I2C_CR2_DMAEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2120 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2121 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2122 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2123 /* Enable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2124 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2125
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2126 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2127 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2128
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2129 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2130 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2131
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2132 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2133 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2134 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2135
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2136 /* Enable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2137 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2138 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2139
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2140 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2141 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2142 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2143 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2144 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2145 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2146 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2147
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2148 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2149 * @brief Abort a master I2C process communication with Interrupt.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2150 * @note This abort can be called only if state is ready
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2151 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2152 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2153 * @param DevAddress Target device address The device 7 bits address value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2154 * in datasheet must be shifted to the left before calling the interface
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2155 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2156 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2157 HAL_StatusTypeDef HAL_I2C_Master_Abort_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2158 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2159 /* Prevent unused argument(s) compilation warning */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2160 UNUSED(DevAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2161
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2162 /* Abort Master transfer during Receive or Transmit process */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2163 if(hi2c->Mode == HAL_I2C_MODE_MASTER)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2164 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2165 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2166 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2167
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2168 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2169 hi2c->State = HAL_I2C_STATE_ABORT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2170
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2171 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2172 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2173
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2174 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2175 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2176
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2177 hi2c->XferCount = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2178
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2179 /* Disable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2180 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2181
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2182 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2183 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2184
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2185 /* Call the corresponding callback to inform upper layer of End of Transfer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2186 I2C_ITError(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2187
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2188 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2189 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2190 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2191 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2192 /* Wrong usage of abort function */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2193 /* This function should be used only in case of abort monitored by master device */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2194 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2195 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2196 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2197
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2198 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2199 * @brief Transmit in slave mode an amount of data in non-blocking mode with DMA
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2200 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2201 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2202 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2203 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2204 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2205 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2206 HAL_StatusTypeDef HAL_I2C_Slave_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2207 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2208 __IO uint32_t count = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2209
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2210 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2211 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2212 if((pData == NULL) || (Size == 0U))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2213 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2214 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2215 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2216
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2217 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2218 count = I2C_TIMEOUT_BUSY_FLAG * (SystemCoreClock /25U /1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2219 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2220 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2221 if(count-- == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2222 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2223 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2224 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2225
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2226 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2227 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2228
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2229 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2230 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2231 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2232 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BUSY) != RESET);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2233
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2234 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2235 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2236
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2237 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2238 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2239 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2240 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2241 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2242 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2243
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2244 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2245 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2246
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2247 hi2c->State = HAL_I2C_STATE_BUSY_TX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2248 hi2c->Mode = HAL_I2C_MODE_SLAVE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2249 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2250
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2251 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2252 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2253 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2254 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2255 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2256
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2257 /* Set the I2C DMA transfer complete callback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2258 hi2c->hdmatx->XferCpltCallback = I2C_DMAXferCplt;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2259
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2260 /* Set the DMA error callback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2261 hi2c->hdmatx->XferErrorCallback = I2C_DMAError;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2262
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2263 /* Set the unused DMA callbacks to NULL */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2264 hi2c->hdmatx->XferHalfCpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2265 hi2c->hdmatx->XferM1CpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2266 hi2c->hdmatx->XferM1HalfCpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2267 hi2c->hdmatx->XferAbortCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2268
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2269 /* Enable the DMA Stream */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2270 HAL_DMA_Start_IT(hi2c->hdmatx, (uint32_t)hi2c->pBuffPtr, (uint32_t)&hi2c->Instance->DR, hi2c->XferSize);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2271
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2272 /* Enable Address Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2273 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2274
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2275 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2276 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2277
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2278 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2279 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2280 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2281 /* Enable EVT and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2282 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2283
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2284 /* Enable DMA Request */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2285 hi2c->Instance->CR2 |= I2C_CR2_DMAEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2286
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2287 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2288 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2289 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2290 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2291 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2292 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2293 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2294
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2295 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2296 * @brief Receive in slave mode an amount of data in non-blocking mode with DMA
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2297 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2298 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2299 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2300 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2301 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2302 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2303 HAL_StatusTypeDef HAL_I2C_Slave_Receive_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2304 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2305 __IO uint32_t count = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2306
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2307 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2308 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2309 if((pData == NULL) || (Size == 0U))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2310 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2311 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2312 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2313
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2314 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2315 count = I2C_TIMEOUT_BUSY_FLAG * (SystemCoreClock /25U /1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2316 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2317 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2318 if(count-- == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2319 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2320 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2321 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2322
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2323 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2324 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2325
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2326 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2327 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2328 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2329 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BUSY) != RESET);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2330
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2331 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2332 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2333
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2334 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2335 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2336 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2337 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2338 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2339 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2340
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2341 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2342 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2343
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2344 hi2c->State = HAL_I2C_STATE_BUSY_RX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2345 hi2c->Mode = HAL_I2C_MODE_SLAVE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2346 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2347
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2348 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2349 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2350 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2351 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2352 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2353
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2354 /* Set the I2C DMA transfer complete callback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2355 hi2c->hdmarx->XferCpltCallback = I2C_DMAXferCplt;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2356
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2357 /* Set the DMA error callback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2358 hi2c->hdmarx->XferErrorCallback = I2C_DMAError;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2359
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2360 /* Set the unused DMA callbacks to NULL */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2361 hi2c->hdmarx->XferHalfCpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2362 hi2c->hdmarx->XferM1CpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2363 hi2c->hdmarx->XferM1HalfCpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2364 hi2c->hdmarx->XferAbortCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2365
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2366 /* Enable the DMA Stream */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2367 HAL_DMA_Start_IT(hi2c->hdmarx, (uint32_t)&hi2c->Instance->DR, (uint32_t)hi2c->pBuffPtr, hi2c->XferSize);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2368
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2369 /* Enable Address Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2370 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2371
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2372 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2373 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2374
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2375 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2376 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2377 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2378 /* Enable EVT and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2379 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2380
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2381 /* Enable DMA Request */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2382 hi2c->Instance->CR2 |= I2C_CR2_DMAEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2383
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2384 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2385 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2386 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2387 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2388 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2389 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2390 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2391 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2392 * @brief Write an amount of data in blocking mode to a specific memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2393 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2394 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2395 * @param DevAddress Target device address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2396 * @param MemAddress Internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2397 * @param MemAddSize Size of internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2398 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2399 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2400 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2401 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2402 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2403 HAL_StatusTypeDef HAL_I2C_Mem_Write(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2404 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2405 uint32_t tickstart = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2406
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2407 /* Init tickstart for timeout management*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2408 tickstart = HAL_GetTick();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2409
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2410 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2411 assert_param(IS_I2C_MEMADD_SIZE(MemAddSize));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2412
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2413 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2414 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2415 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2416 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_BUSY, SET, I2C_TIMEOUT_BUSY_FLAG, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2417 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2418 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2419 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2420
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2421 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2422 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2423
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2424 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2425 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2426 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2427 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2428 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2429 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2430
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2431 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2432 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2433
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2434 hi2c->State = HAL_I2C_STATE_BUSY_TX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2435 hi2c->Mode = HAL_I2C_MODE_MEM;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2436 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2437
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2438 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2439 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2440 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2441 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2442 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2443
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2444 /* Send Slave Address and Memory Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2445 if(I2C_RequestMemoryWrite(hi2c, DevAddress, MemAddress, MemAddSize, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2446 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2447 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2448 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2449 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2450 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2451 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2452 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2453 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2454 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2455 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2456 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2457 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2458 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2459 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2460
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2461 while(hi2c->XferSize > 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2462 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2463 /* Wait until TXE flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2464 if(I2C_WaitOnTXEFlagUntilTimeout(hi2c, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2465 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2466 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2467 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2468 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2469 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2470 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2471 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2472 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2473 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2474 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2475 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2476 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2477
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2478 /* Write data to DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2479 hi2c->Instance->DR = (*hi2c->pBuffPtr++);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2480 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2481 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2482
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2483 if((__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BTF) == SET) && (hi2c->XferSize != 0U))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2484 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2485 /* Write data to DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2486 hi2c->Instance->DR = (*hi2c->pBuffPtr++);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2487 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2488 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2489 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2490 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2491
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2492 /* Wait until BTF flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2493 if(I2C_WaitOnBTFFlagUntilTimeout(hi2c, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2494 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2495 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2496 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2497 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2498 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2499 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2500 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2501 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2502 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2503 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2504 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2505 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2506
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2507 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2508 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2509
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2510 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2511 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2512
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2513 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2514 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2515
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2516 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2517 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2518 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2519 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2520 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2521 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2522 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2523
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2524 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2525 * @brief Read an amount of data in blocking mode from a specific memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2526 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2527 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2528 * @param DevAddress Target device address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2529 * @param MemAddress Internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2530 * @param MemAddSize Size of internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2531 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2532 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2533 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2534 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2535 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2536 HAL_StatusTypeDef HAL_I2C_Mem_Read(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2537 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2538 uint32_t tickstart = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2539
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2540 /* Init tickstart for timeout management*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2541 tickstart = HAL_GetTick();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2542
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2543 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2544 assert_param(IS_I2C_MEMADD_SIZE(MemAddSize));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2545
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2546 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2547 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2548 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2549 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_BUSY, SET, I2C_TIMEOUT_BUSY_FLAG, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2550 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2551 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2552 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2553
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2554 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2555 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2556
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2557 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2558 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2559 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2560 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2561 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2562 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2563
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2564 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2565 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2566
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2567 hi2c->State = HAL_I2C_STATE_BUSY_RX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2568 hi2c->Mode = HAL_I2C_MODE_MEM;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2569 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2570
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2571 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2572 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2573 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2574 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2575 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2576
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2577 /* Send Slave Address and Memory Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2578 if(I2C_RequestMemoryRead(hi2c, DevAddress, MemAddress, MemAddSize, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2579 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2580 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2581 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2582 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2583 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2584 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2585 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2586 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2587 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2588 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2589 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2590 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2591 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2592 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2593
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2594 if(hi2c->XferSize == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2595 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2596 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2597 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2598
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2599 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2600 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2601 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2602 else if(hi2c->XferSize == 1U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2603 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2604 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2605 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2606
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2607 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2608 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2609
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2610 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2611 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2612 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2613 else if(hi2c->XferSize == 2U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2614 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2615 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2616 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2617
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2618 /* Enable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2619 hi2c->Instance->CR1 |= I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2620
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2621 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2622 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2623 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2624 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2625 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2626 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2627 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2628 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2629
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2630 while(hi2c->XferSize > 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2631 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2632 if(hi2c->XferSize <= 3U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2633 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2634 /* One byte */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2635 if(hi2c->XferSize== 1U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2636 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2637 /* Wait until RXNE flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2638 if(I2C_WaitOnRXNEFlagUntilTimeout(hi2c, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2639 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2640 if(hi2c->ErrorCode == HAL_I2C_ERROR_TIMEOUT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2641 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2642 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2643 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2644 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2645 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2646 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2647 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2648 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2649
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2650 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2651 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2652 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2653 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2654 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2655 /* Two bytes */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2656 else if(hi2c->XferSize == 2U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2657 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2658 /* Wait until BTF flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2659 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_BTF, RESET, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2660 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2661 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2662 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2663
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2664 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2665 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2666
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2667 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2668 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2669 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2670 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2671
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2672 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2673 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2674 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2675 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2676 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2677 /* 3 Last bytes */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2678 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2679 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2680 /* Wait until BTF flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2681 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_BTF, RESET, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2682 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2683 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2684 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2685
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2686 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2687 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2688
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2689 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2690 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2691 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2692 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2693
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2694 /* Wait until BTF flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2695 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_BTF, RESET, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2696 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2697 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2698 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2699
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2700 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2701 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2702
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2703 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2704 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2705 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2706 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2707
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2708 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2709 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2710 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2711 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2712 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2713 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2714 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2715 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2716 /* Wait until RXNE flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2717 if(I2C_WaitOnRXNEFlagUntilTimeout(hi2c, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2718 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2719 if(hi2c->ErrorCode == HAL_I2C_ERROR_TIMEOUT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2720 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2721 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2722 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2723 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2724 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2725 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2726 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2727 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2728
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2729 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2730 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2731 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2732 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2733
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2734 if(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BTF) == SET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2735 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2736 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2737 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2738 hi2c->XferSize--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2739 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2740 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2741 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2742 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2743
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2744 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2745 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2746
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2747 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2748 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2749
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2750 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2751 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2752 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2753 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2754 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2755 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2756 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2757
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2758 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2759 * @brief Write an amount of data in non-blocking mode with Interrupt to a specific memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2760 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2761 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2762 * @param DevAddress Target device address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2763 * @param MemAddress Internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2764 * @param MemAddSize Size of internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2765 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2766 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2767 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2768 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2769 HAL_StatusTypeDef HAL_I2C_Mem_Write_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2770 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2771 __IO uint32_t count = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2772
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2773 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2774 assert_param(IS_I2C_MEMADD_SIZE(MemAddSize));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2775
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2776 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2777 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2778 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2779 count = I2C_TIMEOUT_BUSY_FLAG * (SystemCoreClock /25U /1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2780 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2781 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2782 if(count-- == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2783 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2784 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2785 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2786
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2787 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2788 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2789
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2790 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2791 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2792 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2793 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BUSY) != RESET);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2794
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2795 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2796 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2797
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2798 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2799 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2800 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2801 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2802 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2803 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2804
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2805 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2806 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2807
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2808 hi2c->State = HAL_I2C_STATE_BUSY_TX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2809 hi2c->Mode = HAL_I2C_MODE_MEM;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2810 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2811
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2812 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2813 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2814 hi2c->XferSize = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2815 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2816 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2817 hi2c->Devaddress = DevAddress;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2818 hi2c->Memaddress = MemAddress;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2819 hi2c->MemaddSize = MemAddSize;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2820 hi2c->EventCount = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2821
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2822 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2823 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2824
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2825 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2826 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2827
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2828 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2829 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2830 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2831
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2832 /* Enable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2833 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2834
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2835 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2836 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2837 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2838 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2839 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2840 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2841 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2842
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2843 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2844 * @brief Read an amount of data in non-blocking mode with Interrupt from a specific memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2845 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2846 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2847 * @param DevAddress Target device address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2848 * @param MemAddress Internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2849 * @param MemAddSize Size of internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2850 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2851 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2852 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2853 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2854 HAL_StatusTypeDef HAL_I2C_Mem_Read_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2855 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2856 __IO uint32_t count = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2857
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2858 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2859 assert_param(IS_I2C_MEMADD_SIZE(MemAddSize));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2860
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2861 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2862 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2863 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2864 count = I2C_TIMEOUT_BUSY_FLAG * (SystemCoreClock /25U /1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2865 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2866 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2867 if(count-- == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2868 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2869 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2870 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2871
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2872 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2873 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2874
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2875 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2876 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2877 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2878 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BUSY) != RESET);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2879
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2880 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2881 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2882
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2883 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2884 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2885 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2886 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2887 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2888 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2889
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2890 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2891 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2892
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2893 hi2c->State = HAL_I2C_STATE_BUSY_RX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2894 hi2c->Mode = HAL_I2C_MODE_MEM;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2895 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2896
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2897 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2898 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2899 hi2c->XferSize = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2900 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2901 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2902 hi2c->Devaddress = DevAddress;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2903 hi2c->Memaddress = MemAddress;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2904 hi2c->MemaddSize = MemAddSize;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2905 hi2c->EventCount = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2906
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2907 /* Enable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2908 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2909
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2910 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2911 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2912
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2913 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2914 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2915
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2916 if(hi2c->XferSize > 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2917 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2918 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2919 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2920 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2921
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2922 /* Enable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2923 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2924 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2925 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2926 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2927 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2928 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2929 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2930 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2931 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2932
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2933 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2934 * @brief Write an amount of data in non-blocking mode with DMA to a specific memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2935 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2936 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2937 * @param DevAddress Target device address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2938 * @param MemAddress Internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2939 * @param MemAddSize Size of internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2940 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2941 * @param Size Amount of data to be sent
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2942 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2943 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2944 HAL_StatusTypeDef HAL_I2C_Mem_Write_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2945 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2946 __IO uint32_t count = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2947
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2948 uint32_t tickstart = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2949
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2950 /* Init tickstart for timeout management*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2951 tickstart = HAL_GetTick();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2952
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2953 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2954 assert_param(IS_I2C_MEMADD_SIZE(MemAddSize));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2955
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2956 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2957 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2958 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2959 count = I2C_TIMEOUT_BUSY_FLAG * (SystemCoreClock /25U /1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2960 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2961 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2962 if(count-- == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2963 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2964 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2965 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2966
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2967 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2968 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2969
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2970 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2971 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2972 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2973 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BUSY) != RESET);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2974
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2975 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2976 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2977
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2978 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2979 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2980 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2981 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2982 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2983 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2984
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2985 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2986 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2987
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2988 hi2c->State = HAL_I2C_STATE_BUSY_TX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2989 hi2c->Mode = HAL_I2C_MODE_MEM;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2990 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2991
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2992 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2993 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2994 hi2c->XferSize = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2995 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2996 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2997
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2998 if(hi2c->XferSize > 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
2999 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3000 /* Set the I2C DMA transfer complete callback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3001 hi2c->hdmatx->XferCpltCallback = I2C_DMAXferCplt;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3002
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3003 /* Set the DMA error callback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3004 hi2c->hdmatx->XferErrorCallback = I2C_DMAError;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3005
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3006 /* Set the unused DMA callbacks to NULL */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3007 hi2c->hdmatx->XferHalfCpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3008 hi2c->hdmatx->XferM1CpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3009 hi2c->hdmatx->XferM1HalfCpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3010 hi2c->hdmatx->XferAbortCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3011
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3012 /* Enable the DMA Stream */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3013 HAL_DMA_Start_IT(hi2c->hdmatx, (uint32_t)hi2c->pBuffPtr, (uint32_t)&hi2c->Instance->DR, hi2c->XferSize);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3014
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3015 /* Send Slave Address and Memory Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3016 if(I2C_RequestMemoryWrite(hi2c, DevAddress, MemAddress, MemAddSize, I2C_TIMEOUT_FLAG, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3017 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3018 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3019 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3020 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3021 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3022 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3023 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3024 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3025 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3026 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3027 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3028 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3029 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3030 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3031
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3032 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3033 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3034
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3035 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3036 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3037
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3038 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3039 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3040 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3041 /* Enable ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3042 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3043
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3044 /* Enable DMA Request */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3045 hi2c->Instance->CR2 |= I2C_CR2_DMAEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3046 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3047 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3048 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3049 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3050 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3051 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3052 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3053 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3054
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3055 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3056 * @brief Reads an amount of data in non-blocking mode with DMA from a specific memory address.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3057 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3058 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3059 * @param DevAddress Target device address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3060 * @param MemAddress Internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3061 * @param MemAddSize Size of internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3062 * @param pData Pointer to data buffer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3063 * @param Size Amount of data to be read
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3064 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3065 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3066 HAL_StatusTypeDef HAL_I2C_Mem_Read_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3067 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3068 uint32_t tickstart = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3069 __IO uint32_t count = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3070
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3071 /* Init tickstart for timeout management*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3072 tickstart = HAL_GetTick();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3073
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3074 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3075 assert_param(IS_I2C_MEMADD_SIZE(MemAddSize));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3076
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3077 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3078 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3079 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3080 count = I2C_TIMEOUT_BUSY_FLAG * (SystemCoreClock /25U /1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3081 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3082 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3083 if(count-- == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3084 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3085 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3086 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3087
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3088 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3089 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3090
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3091 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3092 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3093 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3094 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BUSY) != RESET);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3095
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3096 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3097 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3098
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3099 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3100 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3101 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3102 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3103 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3104 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3105
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3106 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3107 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3108
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3109 hi2c->State = HAL_I2C_STATE_BUSY_RX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3110 hi2c->Mode = HAL_I2C_MODE_MEM;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3111 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3112
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3113 /* Prepare transfer parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3114 hi2c->pBuffPtr = pData;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3115 hi2c->XferCount = Size;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3116 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3117 hi2c->XferSize = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3118
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3119 if(hi2c->XferSize > 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3120 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3121 /* Set the I2C DMA transfer complete callback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3122 hi2c->hdmarx->XferCpltCallback = I2C_DMAXferCplt;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3123
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3124 /* Set the DMA error callback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3125 hi2c->hdmarx->XferErrorCallback = I2C_DMAError;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3126
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3127 /* Set the unused DMA callbacks to NULL */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3128 hi2c->hdmarx->XferHalfCpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3129 hi2c->hdmarx->XferM1CpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3130 hi2c->hdmarx->XferM1HalfCpltCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3131 hi2c->hdmarx->XferAbortCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3132
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3133 /* Enable the DMA Stream */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3134 HAL_DMA_Start_IT(hi2c->hdmarx, (uint32_t)&hi2c->Instance->DR, (uint32_t)hi2c->pBuffPtr, hi2c->XferSize);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3135
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3136 /* Send Slave Address and Memory Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3137 if(I2C_RequestMemoryRead(hi2c, DevAddress, MemAddress, MemAddSize, I2C_TIMEOUT_FLAG, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3138 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3139 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3140 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3141 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3142 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3143 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3144 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3145 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3146 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3147 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3148 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3149 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3150 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3151 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3152
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3153 if(Size == 1U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3154 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3155 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3156 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3157 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3158 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3159 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3160 /* Enable Last DMA bit */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3161 hi2c->Instance->CR2 |= I2C_CR2_LAST;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3162 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3163
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3164 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3165 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3166
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3167 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3168 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3169
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3170 /* Note : The I2C interrupts must be enabled after unlocking current process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3171 to avoid the risk of I2C interrupt handle execution before current
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3172 process unlock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3173 /* Enable ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3174 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3175
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3176 /* Enable DMA Request */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3177 hi2c->Instance->CR2 |= I2C_CR2_DMAEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3178 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3179 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3180 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3181 /* Send Slave Address and Memory Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3182 if(I2C_RequestMemoryRead(hi2c, DevAddress, MemAddress, MemAddSize, I2C_TIMEOUT_FLAG, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3183 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3184 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3185 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3186 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3187 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3188 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3189 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3190 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3191 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3192 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3193 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3194 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3195 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3196 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3197
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3198 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3199 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3200
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3201 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3202 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3203
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3204 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3205
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3206 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3207 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3208 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3209
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3210 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3211 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3212 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3213 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3214 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3215 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3216 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3217
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3218 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3219 * @brief Checks if target device is ready for communication.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3220 * @note This function is used with Memory devices
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3221 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3222 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3223 * @param DevAddress Target device address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3224 * @param Trials Number of trials
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3225 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3226 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3227 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3228 HAL_StatusTypeDef HAL_I2C_IsDeviceReady(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint32_t Trials, uint32_t Timeout)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3229 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3230 uint32_t tickstart = 0U, tmp1 = 0U, tmp2 = 0U, tmp3 = 0U, I2C_Trials = 1U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3231
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3232 /* Get tick */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3233 tickstart = HAL_GetTick();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3234
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3235 if(hi2c->State == HAL_I2C_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3236 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3237 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3238 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_BUSY, SET, I2C_TIMEOUT_BUSY_FLAG, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3239 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3240 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3241 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3242
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3243 /* Process Locked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3244 __HAL_LOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3245
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3246 /* Check if the I2C is already enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3247 if((hi2c->Instance->CR1 & I2C_CR1_PE) != I2C_CR1_PE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3248 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3249 /* Enable I2C peripheral */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3250 __HAL_I2C_ENABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3251 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3252
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3253 /* Disable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3254 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3255
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3256 hi2c->State = HAL_I2C_STATE_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3257 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3258 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3259
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3260 do
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3261 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3262 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3263 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3264
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3265 /* Wait until SB flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3266 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_SB, RESET, Timeout, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3267 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3268 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3269 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3270
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3271 /* Send slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3272 hi2c->Instance->DR = I2C_7BIT_ADD_WRITE(DevAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3273
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3274 /* Wait until ADDR or AF flag are set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3275 /* Get tick */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3276 tickstart = HAL_GetTick();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3277
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3278 tmp1 = __HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_ADDR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3279 tmp2 = __HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_AF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3280 tmp3 = hi2c->State;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3281 while((tmp1 == RESET) && (tmp2 == RESET) && (tmp3 != HAL_I2C_STATE_TIMEOUT))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3282 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3283 if((Timeout == 0U)||((HAL_GetTick() - tickstart ) > Timeout))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3284 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3285 hi2c->State = HAL_I2C_STATE_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3286 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3287 tmp1 = __HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_ADDR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3288 tmp2 = __HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_AF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3289 tmp3 = hi2c->State;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3290 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3291
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3292 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3293
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3294 /* Check if the ADDR flag has been set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3295 if(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_ADDR) == SET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3296 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3297 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3298 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3299
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3300 /* Clear ADDR Flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3301 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3302
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3303 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3304 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_BUSY, SET, I2C_TIMEOUT_BUSY_FLAG, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3305 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3306 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3307 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3308
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3309 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3310
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3311 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3312 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3313
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3314 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3315 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3316 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3317 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3318 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3319 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3320
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3321 /* Clear AF Flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3322 __HAL_I2C_CLEAR_FLAG(hi2c, I2C_FLAG_AF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3323
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3324 /* Wait until BUSY flag is reset */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3325 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_BUSY, SET, I2C_TIMEOUT_BUSY_FLAG, tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3326 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3327 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3328 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3329 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3330 }while(I2C_Trials++ < Trials);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3331
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3332 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3333
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3334 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3335 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3336
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3337 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3338 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3339 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3340 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3341 return HAL_BUSY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3342 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3343 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3344
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3345 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3346 * @brief This function handles I2C event interrupt request.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3347 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3348 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3349 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3350 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3351 void HAL_I2C_EV_IRQHandler(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3352 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3353 uint32_t sr2itflags = READ_REG(hi2c->Instance->SR2);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3354 uint32_t sr1itflags = READ_REG(hi2c->Instance->SR1);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3355 uint32_t itsources = READ_REG(hi2c->Instance->CR2);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3356
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3357 uint32_t CurrentMode = hi2c->Mode;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3358
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3359 /* Master or Memory mode selected */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3360 if((CurrentMode == HAL_I2C_MODE_MASTER) || (CurrentMode == HAL_I2C_MODE_MEM))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3361 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3362 /* SB Set ----------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3363 if(((sr1itflags & I2C_FLAG_SB) != RESET) && ((itsources & I2C_IT_EVT) != RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3364 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3365 I2C_Master_SB(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3366 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3367 /* ADD10 Set -------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3368 else if(((sr1itflags & I2C_FLAG_ADD10) != RESET) && ((itsources & I2C_IT_EVT) != RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3369 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3370 I2C_Master_ADD10(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3371 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3372 /* ADDR Set --------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3373 else if(((sr1itflags & I2C_FLAG_ADDR) != RESET) && ((itsources & I2C_IT_EVT) != RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3374 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3375 I2C_Master_ADDR(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3376 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3377
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3378 /* I2C in mode Transmitter -----------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3379 if((sr2itflags & I2C_FLAG_TRA) != RESET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3380 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3381 /* TXE set and BTF reset -----------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3382 if(((sr1itflags & I2C_FLAG_TXE) != RESET) && ((itsources & I2C_IT_BUF) != RESET) && ((sr1itflags & I2C_FLAG_BTF) == RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3383 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3384 I2C_MasterTransmit_TXE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3385 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3386 /* BTF set -------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3387 else if(((sr1itflags & I2C_FLAG_BTF) != RESET) && ((itsources & I2C_IT_EVT) != RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3388 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3389 I2C_MasterTransmit_BTF(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3390 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3391 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3392 /* I2C in mode Receiver --------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3393 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3394 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3395 /* RXNE set and BTF reset -----------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3396 if(((sr1itflags & I2C_FLAG_RXNE) != RESET) && ((itsources & I2C_IT_BUF) != RESET) && ((sr1itflags & I2C_FLAG_BTF) == RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3397 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3398 I2C_MasterReceive_RXNE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3399 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3400 /* BTF set -------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3401 else if(((sr1itflags & I2C_FLAG_BTF) != RESET) && ((itsources & I2C_IT_EVT) != RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3402 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3403 I2C_MasterReceive_BTF(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3404 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3405 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3406 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3407 /* Slave mode selected */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3408 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3409 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3410 /* ADDR set --------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3411 if(((sr1itflags & I2C_FLAG_ADDR) != RESET) && ((itsources & I2C_IT_EVT) != RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3412 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3413 I2C_Slave_ADDR(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3414 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3415 /* STOPF set --------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3416 else if(((sr1itflags & I2C_FLAG_STOPF) != RESET) && ((itsources & I2C_IT_EVT) != RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3417 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3418 I2C_Slave_STOPF(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3419 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3420 /* I2C in mode Transmitter -----------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3421 else if((sr2itflags & I2C_FLAG_TRA) != RESET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3422 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3423 /* TXE set and BTF reset -----------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3424 if(((sr1itflags & I2C_FLAG_TXE) != RESET) && ((itsources & I2C_IT_BUF) != RESET) && ((sr1itflags & I2C_FLAG_BTF) == RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3425 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3426 I2C_SlaveTransmit_TXE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3427 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3428 /* BTF set -------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3429 else if(((sr1itflags & I2C_FLAG_BTF) != RESET) && ((itsources & I2C_IT_EVT) != RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3430 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3431 I2C_SlaveTransmit_BTF(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3432 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3433 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3434 /* I2C in mode Receiver --------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3435 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3436 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3437 /* RXNE set and BTF reset ----------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3438 if(((sr1itflags & I2C_FLAG_RXNE) != RESET) && ((itsources & I2C_IT_BUF) != RESET) && ((sr1itflags & I2C_FLAG_BTF) == RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3439 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3440 I2C_SlaveReceive_RXNE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3441 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3442 /* BTF set -------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3443 else if(((sr1itflags & I2C_FLAG_BTF) != RESET) && ((itsources & I2C_IT_EVT) != RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3444 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3445 I2C_SlaveReceive_BTF(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3446 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3447 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3448 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3449 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3450
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3451 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3452 * @brief This function handles I2C error interrupt request.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3453 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3454 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3455 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3456 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3457 void HAL_I2C_ER_IRQHandler(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3458 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3459 uint32_t tmp1 = 0U, tmp2 = 0U, tmp3 = 0U, tmp4 = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3460 uint32_t sr1itflags = READ_REG(hi2c->Instance->SR1);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3461 uint32_t itsources = READ_REG(hi2c->Instance->CR2);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3462
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3463 /* I2C Bus error interrupt occurred ----------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3464 if(((sr1itflags & I2C_FLAG_BERR) != RESET) && ((itsources & I2C_IT_ERR) != RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3465 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3466 hi2c->ErrorCode |= HAL_I2C_ERROR_BERR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3467
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3468 /* Clear BERR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3469 __HAL_I2C_CLEAR_FLAG(hi2c, I2C_FLAG_BERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3470 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3471
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3472 /* I2C Arbitration Loss error interrupt occurred ---------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3473 if(((sr1itflags & I2C_FLAG_ARLO) != RESET) && ((itsources & I2C_IT_ERR) != RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3474 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3475 hi2c->ErrorCode |= HAL_I2C_ERROR_ARLO;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3476
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3477 /* Clear ARLO flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3478 __HAL_I2C_CLEAR_FLAG(hi2c, I2C_FLAG_ARLO);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3479 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3480
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3481 /* I2C Acknowledge failure error interrupt occurred ------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3482 if(((sr1itflags & I2C_FLAG_AF) != RESET) && ((itsources & I2C_IT_ERR) != RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3483 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3484 tmp1 = hi2c->Mode;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3485 tmp2 = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3486 tmp3 = hi2c->State;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3487 tmp4 = hi2c->PreviousState;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3488 if((tmp1 == HAL_I2C_MODE_SLAVE) && (tmp2 == 0U) && \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3489 ((tmp3 == HAL_I2C_STATE_BUSY_TX) || (tmp3 == HAL_I2C_STATE_BUSY_TX_LISTEN) || \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3490 ((tmp3 == HAL_I2C_STATE_LISTEN) && (tmp4 == I2C_STATE_SLAVE_BUSY_TX))))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3491 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3492 I2C_Slave_AF(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3493 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3494 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3495 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3496 hi2c->ErrorCode |= HAL_I2C_ERROR_AF;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3497
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3498 /* Do not generate a STOP in case of Slave receive non acknowledge during transfer (mean not at the end of transfer) */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3499 if(hi2c->Mode == HAL_I2C_MODE_MASTER)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3500 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3501 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3502 SET_BIT(hi2c->Instance->CR1,I2C_CR1_STOP);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3503 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3504
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3505 /* Clear AF flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3506 __HAL_I2C_CLEAR_FLAG(hi2c, I2C_FLAG_AF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3507 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3508 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3509
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3510 /* I2C Over-Run/Under-Run interrupt occurred -------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3511 if(((sr1itflags & I2C_FLAG_OVR) != RESET) && ((itsources & I2C_IT_ERR) != RESET))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3512 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3513 hi2c->ErrorCode |= HAL_I2C_ERROR_OVR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3514 /* Clear OVR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3515 __HAL_I2C_CLEAR_FLAG(hi2c, I2C_FLAG_OVR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3516 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3517
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3518 /* Call the Error Callback in case of Error detected -----------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3519 if(hi2c->ErrorCode != HAL_I2C_ERROR_NONE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3520 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3521 I2C_ITError(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3522 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3523 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3524
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3525 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3526 * @brief Master Tx Transfer completed callback.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3527 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3528 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3529 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3530 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3531 __weak void HAL_I2C_MasterTxCpltCallback(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3532 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3533 /* Prevent unused argument(s) compilation warning */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3534 UNUSED(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3535
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3536 /* NOTE : This function should not be modified, when the callback is needed,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3537 the HAL_I2C_MasterTxCpltCallback can be implemented in the user file
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3538 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3539 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3540
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3541 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3542 * @brief Master Rx Transfer completed callback.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3543 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3544 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3545 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3546 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3547 __weak void HAL_I2C_MasterRxCpltCallback(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3548 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3549 /* Prevent unused argument(s) compilation warning */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3550 UNUSED(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3551
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3552 /* NOTE : This function should not be modified, when the callback is needed,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3553 the HAL_I2C_MasterRxCpltCallback can be implemented in the user file
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3554 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3555 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3556
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3557 /** @brief Slave Tx Transfer completed callback.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3558 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3559 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3560 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3561 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3562 __weak void HAL_I2C_SlaveTxCpltCallback(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3563 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3564 /* Prevent unused argument(s) compilation warning */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3565 UNUSED(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3566
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3567 /* NOTE : This function should not be modified, when the callback is needed,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3568 the HAL_I2C_SlaveTxCpltCallback can be implemented in the user file
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3569 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3570 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3571
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3572 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3573 * @brief Slave Rx Transfer completed callback.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3574 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3575 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3576 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3577 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3578 __weak void HAL_I2C_SlaveRxCpltCallback(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3579 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3580 /* Prevent unused argument(s) compilation warning */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3581 UNUSED(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3582
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3583 /* NOTE : This function should not be modified, when the callback is needed,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3584 the HAL_I2C_SlaveRxCpltCallback can be implemented in the user file
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3585 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3586 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3587
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3588 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3589 * @brief Slave Address Match callback.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3590 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3591 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3592 * @param TransferDirection Master request Transfer Direction (Write/Read), value of @ref I2C_XferOptions_definition
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3593 * @param AddrMatchCode Address Match Code
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3594 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3595 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3596 __weak void HAL_I2C_AddrCallback(I2C_HandleTypeDef *hi2c, uint8_t TransferDirection, uint16_t AddrMatchCode)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3597 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3598 /* Prevent unused argument(s) compilation warning */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3599 UNUSED(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3600 UNUSED(TransferDirection);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3601 UNUSED(AddrMatchCode);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3602
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3603 /* NOTE : This function should not be modified, when the callback is needed,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3604 the HAL_I2C_AddrCallback can be implemented in the user file
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3605 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3606 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3607
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3608 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3609 * @brief Listen Complete callback.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3610 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3611 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3612 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3613 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3614 __weak void HAL_I2C_ListenCpltCallback(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3615 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3616 /* Prevent unused argument(s) compilation warning */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3617 UNUSED(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3618
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3619 /* NOTE : This function should not be modified, when the callback is needed,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3620 the HAL_I2C_ListenCpltCallback can be implemented in the user file
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3621 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3622 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3623
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3624 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3625 * @brief Memory Tx Transfer completed callback.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3626 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3627 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3628 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3629 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3630 __weak void HAL_I2C_MemTxCpltCallback(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3631 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3632 /* Prevent unused argument(s) compilation warning */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3633 UNUSED(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3634
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3635 /* NOTE : This function should not be modified, when the callback is needed,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3636 the HAL_I2C_MemTxCpltCallback can be implemented in the user file
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3637 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3638 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3639
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3640 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3641 * @brief Memory Rx Transfer completed callback.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3642 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3643 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3644 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3645 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3646 __weak void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3647 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3648 /* Prevent unused argument(s) compilation warning */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3649 UNUSED(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3650
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3651 /* NOTE : This function should not be modified, when the callback is needed,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3652 the HAL_I2C_MemRxCpltCallback can be implemented in the user file
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3653 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3654 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3655
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3656 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3657 * @brief I2C error callback.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3658 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3659 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3660 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3661 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3662 __weak void HAL_I2C_ErrorCallback(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3663 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3664 /* Prevent unused argument(s) compilation warning */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3665 UNUSED(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3666
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3667 /* NOTE : This function should not be modified, when the callback is needed,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3668 the HAL_I2C_ErrorCallback can be implemented in the user file
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3669 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3670 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3671
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3672 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3673 * @brief I2C abort callback.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3674 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3675 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3676 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3677 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3678 __weak void HAL_I2C_AbortCpltCallback(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3679 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3680 /* Prevent unused argument(s) compilation warning */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3681 UNUSED(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3682
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3683 /* NOTE : This function should not be modified, when the callback is needed,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3684 the HAL_I2C_AbortCpltCallback could be implemented in the user file
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3685 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3686 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3687
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3688 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3689 * @}
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3690 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3691
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3692 /** @defgroup I2C_Exported_Functions_Group3 Peripheral State, Mode and Error functions
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3693 * @brief Peripheral State and Errors functions
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3694 *
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3695 @verbatim
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3696 ===============================================================================
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3697 ##### Peripheral State, Mode and Error functions #####
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3698 ===============================================================================
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3699 [..]
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3700 This subsection permits to get in run-time the status of the peripheral
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3701 and the data flow.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3702
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3703 @endverbatim
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3704 * @{
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3705 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3706
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3707 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3708 * @brief Return the I2C handle state.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3709 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3710 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3711 * @retval HAL state
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3712 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3713 HAL_I2C_StateTypeDef HAL_I2C_GetState(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3714 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3715 /* Return I2C handle state */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3716 return hi2c->State;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3717 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3718
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3719 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3720 * @brief Return the I2C Master, Slave, Memory or no mode.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3721 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3722 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3723 * @retval HAL mode
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3724 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3725 HAL_I2C_ModeTypeDef HAL_I2C_GetMode(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3726 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3727 return hi2c->Mode;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3728 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3729
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3730 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3731 * @brief Return the I2C error code
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3732 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3733 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3734 * @retval I2C Error Code
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3735 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3736 uint32_t HAL_I2C_GetError(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3737 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3738 return hi2c->ErrorCode;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3739 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3740
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3741 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3742 * @}
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3743 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3744
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3745 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3746 * @brief Handle TXE flag for Master
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3747 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3748 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3749 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3750 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3751 static HAL_StatusTypeDef I2C_MasterTransmit_TXE(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3752 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3753 /* Declaration of temporary variables to prevent undefined behavior of volatile usage */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3754 uint32_t CurrentState = hi2c->State;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3755 uint32_t CurrentMode = hi2c->Mode;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3756 uint32_t CurrentXferOptions = hi2c->XferOptions;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3757
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3758 if((hi2c->XferSize == 0U) && (CurrentState == HAL_I2C_STATE_BUSY_TX))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3759 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3760 /* Call TxCpltCallback() directly if no stop mode is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3761 if((CurrentXferOptions != I2C_FIRST_AND_LAST_FRAME) && (CurrentXferOptions != I2C_LAST_FRAME) && (CurrentXferOptions != I2C_NO_OPTION_FRAME))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3762 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3763 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3764
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3765 hi2c->PreviousState = I2C_STATE_MASTER_BUSY_TX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3766 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3767 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3768
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3769 HAL_I2C_MasterTxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3770 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3771 else /* Generate Stop condition then Call TxCpltCallback() */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3772 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3773 /* Disable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3774 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3775
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3776 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3777 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3778
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3779 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3780 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3781
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3782 if(hi2c->Mode == HAL_I2C_MODE_MEM)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3783 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3784 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3785 HAL_I2C_MemTxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3786 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3787 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3788 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3789 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3790 HAL_I2C_MasterTxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3791 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3792 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3793 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3794 else if((CurrentState == HAL_I2C_STATE_BUSY_TX) || \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3795 ((CurrentMode == HAL_I2C_MODE_MEM) && (CurrentState == HAL_I2C_STATE_BUSY_RX)))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3796 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3797 if(hi2c->XferCount == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3798 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3799 /* Disable BUF interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3800 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_BUF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3801 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3802 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3803 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3804 if(hi2c->Mode == HAL_I2C_MODE_MEM)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3805 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3806 if(hi2c->EventCount == 0)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3807 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3808 /* If Memory address size is 8Bit */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3809 if(hi2c->MemaddSize == I2C_MEMADD_SIZE_8BIT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3810 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3811 /* Send Memory Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3812 hi2c->Instance->DR = I2C_MEM_ADD_LSB(hi2c->Memaddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3813
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3814 hi2c->EventCount += 2;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3815 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3816 /* If Memory address size is 16Bit */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3817 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3818 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3819 /* Send MSB of Memory Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3820 hi2c->Instance->DR = I2C_MEM_ADD_MSB(hi2c->Memaddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3821
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3822 hi2c->EventCount++;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3823 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3824 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3825 else if(hi2c->EventCount == 1)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3826 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3827 /* Send LSB of Memory Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3828 hi2c->Instance->DR = I2C_MEM_ADD_LSB(hi2c->Memaddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3829
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3830 hi2c->EventCount++;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3831 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3832 else if(hi2c->EventCount == 2)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3833 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3834 if(hi2c->State == HAL_I2C_STATE_BUSY_RX)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3835 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3836 /* Generate Restart */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3837 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3838 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3839 else if(hi2c->State == HAL_I2C_STATE_BUSY_TX)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3840 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3841 /* Write data to DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3842 hi2c->Instance->DR = (*hi2c->pBuffPtr++);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3843 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3844 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3845 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3846 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3847 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3848 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3849 /* Write data to DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3850 hi2c->Instance->DR = (*hi2c->pBuffPtr++);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3851 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3852 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3853 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3854 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3855 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3856 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3857
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3858 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3859 * @brief Handle BTF flag for Master transmitter
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3860 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3861 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3862 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3863 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3864 static HAL_StatusTypeDef I2C_MasterTransmit_BTF(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3865 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3866 /* Declaration of temporary variables to prevent undefined behavior of volatile usage */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3867 uint32_t CurrentXferOptions = hi2c->XferOptions;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3868
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3869 if(hi2c->State == HAL_I2C_STATE_BUSY_TX)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3870 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3871 if(hi2c->XferCount != 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3872 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3873 /* Write data to DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3874 hi2c->Instance->DR = (*hi2c->pBuffPtr++);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3875 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3876 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3877 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3878 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3879 /* Call TxCpltCallback() directly if no stop mode is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3880 if((CurrentXferOptions != I2C_FIRST_AND_LAST_FRAME) && (CurrentXferOptions != I2C_LAST_FRAME) && (CurrentXferOptions != I2C_NO_OPTION_FRAME))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3881 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3882 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3883
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3884 hi2c->PreviousState = I2C_STATE_MASTER_BUSY_TX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3885 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3886 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3887
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3888 HAL_I2C_MasterTxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3889 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3890 else /* Generate Stop condition then Call TxCpltCallback() */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3891 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3892 /* Disable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3893 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3894
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3895 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3896 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3897
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3898 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3899 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3900
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3901 if(hi2c->Mode == HAL_I2C_MODE_MEM)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3902 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3903 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3904
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3905 HAL_I2C_MemTxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3906 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3907 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3908 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3909 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3910
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3911 HAL_I2C_MasterTxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3912 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3913 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3914 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3915 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3916 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3917 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3918
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3919 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3920 * @brief Handle RXNE flag for Master
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3921 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3922 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3923 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3924 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3925 static HAL_StatusTypeDef I2C_MasterReceive_RXNE(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3926 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3927 if(hi2c->State == HAL_I2C_STATE_BUSY_RX)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3928 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3929 uint32_t tmp = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3930
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3931 tmp = hi2c->XferCount;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3932 if(tmp > 3U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3933 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3934 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3935 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3936 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3937
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3938 if(hi2c->XferCount == 3)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3939 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3940 /* Disable BUF interrupt, this help to treat correctly the last 4 bytes
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3941 on BTF subroutine */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3942 /* Disable BUF interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3943 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_BUF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3944 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3945 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3946 else if((tmp == 1U) || (tmp == 0U))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3947 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3948 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3949 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3950
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3951 /* Disable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3952 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3953
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3954 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3955 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3956 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3957
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3958 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3959 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3960
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3961 if(hi2c->Mode == HAL_I2C_MODE_MEM)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3962 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3963 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3964 HAL_I2C_MemRxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3965 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3966 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3967 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3968 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3969 HAL_I2C_MasterRxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3970 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3971 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3972 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3973 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3974 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3975
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3976 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3977 * @brief Handle BTF flag for Master receiver
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3978 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3979 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3980 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3981 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3982 static HAL_StatusTypeDef I2C_MasterReceive_BTF(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3983 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3984 /* Declaration of temporary variables to prevent undefined behavior of volatile usage */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3985 uint32_t CurrentXferOptions = hi2c->XferOptions;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3986
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3987 if(hi2c->XferCount == 4U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3988 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3989 /* Disable BUF interrupt, this help to treat correctly the last 2 bytes
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3990 on BTF subroutine if there is a reception delay between N-1 and N byte */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3991 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_BUF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3992
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3993 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3994 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3995 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3996 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3997 else if(hi2c->XferCount == 3U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3998 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
3999 /* Disable BUF interrupt, this help to treat correctly the last 2 bytes
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4000 on BTF subroutine if there is a reception delay between N-1 and N byte */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4001 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_BUF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4002
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4003 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4004 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4005
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4006 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4007 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4008 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4009 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4010 else if(hi2c->XferCount == 2U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4011 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4012 /* Prepare next transfer or stop current transfer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4013 if((CurrentXferOptions == I2C_NEXT_FRAME) || (CurrentXferOptions == I2C_FIRST_FRAME))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4014 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4015 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4016 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4017
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4018 /* Generate ReStart */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4019 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4020 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4021 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4022 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4023 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4024 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4025 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4026
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4027 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4028 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4029 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4030
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4031 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4032 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4033 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4034
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4035 /* Disable EVT and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4036 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4037
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4038 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4039 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4040
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4041 if(hi2c->Mode == HAL_I2C_MODE_MEM)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4042 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4043 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4044
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4045 HAL_I2C_MemRxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4046 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4047 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4048 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4049 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4050
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4051 HAL_I2C_MasterRxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4052 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4053 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4054 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4055 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4056 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4057 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4058 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4059 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4060 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4061 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4062
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4063 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4064 * @brief Handle SB flag for Master
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4065 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4066 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4067 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4068 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4069 static HAL_StatusTypeDef I2C_Master_SB(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4070 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4071 if(hi2c->Mode == HAL_I2C_MODE_MEM)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4072 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4073 if(hi2c->EventCount == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4074 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4075 /* Send slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4076 hi2c->Instance->DR = I2C_7BIT_ADD_WRITE(hi2c->Devaddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4077 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4078 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4079 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4080 hi2c->Instance->DR = I2C_7BIT_ADD_READ(hi2c->Devaddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4081 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4082 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4083 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4084 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4085 if(hi2c->Init.AddressingMode == I2C_ADDRESSINGMODE_7BIT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4086 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4087 /* Send slave 7 Bits address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4088 if(hi2c->State == HAL_I2C_STATE_BUSY_TX)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4089 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4090 hi2c->Instance->DR = I2C_7BIT_ADD_WRITE(hi2c->Devaddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4091 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4092 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4093 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4094 hi2c->Instance->DR = I2C_7BIT_ADD_READ(hi2c->Devaddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4095 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4096 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4097 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4098 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4099 if(hi2c->EventCount == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4100 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4101 /* Send header of slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4102 hi2c->Instance->DR = I2C_10BIT_HEADER_WRITE(hi2c->Devaddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4103 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4104 else if(hi2c->EventCount == 1U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4105 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4106 /* Send header of slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4107 hi2c->Instance->DR = I2C_10BIT_HEADER_READ(hi2c->Devaddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4108 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4109 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4110 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4111
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4112 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4113 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4114
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4115 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4116 * @brief Handle ADD10 flag for Master
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4117 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4118 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4119 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4120 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4121 static HAL_StatusTypeDef I2C_Master_ADD10(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4122 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4123 /* Send slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4124 hi2c->Instance->DR = I2C_10BIT_ADDRESS(hi2c->Devaddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4125
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4126 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4127 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4128
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4129 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4130 * @brief Handle ADDR flag for Master
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4131 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4132 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4133 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4134 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4135 static HAL_StatusTypeDef I2C_Master_ADDR(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4136 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4137 /* Declaration of temporary variable to prevent undefined behavior of volatile usage */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4138 uint32_t CurrentMode = hi2c->Mode;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4139 uint32_t CurrentXferOptions = hi2c->XferOptions;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4140 uint32_t Prev_State = hi2c->PreviousState;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4141
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4142 if(hi2c->State == HAL_I2C_STATE_BUSY_RX)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4143 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4144 if((hi2c->EventCount == 0U) && (CurrentMode == HAL_I2C_MODE_MEM))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4145 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4146 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4147 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4148 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4149 else if((hi2c->EventCount == 0U) && (hi2c->Init.AddressingMode == I2C_ADDRESSINGMODE_10BIT))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4150 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4151 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4152 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4153
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4154 /* Generate Restart */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4155 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4156
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4157 hi2c->EventCount++;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4158 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4159 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4160 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4161 if(hi2c->XferCount == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4162 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4163 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4164 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4165
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4166 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4167 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4168 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4169 else if(hi2c->XferCount == 1U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4170 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4171 if(CurrentXferOptions == I2C_NO_OPTION_FRAME)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4172 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4173 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4174 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4175
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4176 if((hi2c->Instance->CR2 & I2C_CR2_DMAEN) == I2C_CR2_DMAEN)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4177 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4178 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4179 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4180
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4181 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4182 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4183 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4184 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4185 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4186 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4187 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4188
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4189 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4190 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4191 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4192 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4193 /* Prepare next transfer or stop current transfer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4194 else if((CurrentXferOptions != I2C_FIRST_AND_LAST_FRAME) && (CurrentXferOptions != I2C_LAST_FRAME) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4195 && (Prev_State != I2C_STATE_MASTER_BUSY_RX))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4196 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4197 if(hi2c->XferOptions != I2C_NEXT_FRAME)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4198 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4199 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4200 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4201 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4202 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4203 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4204 /* Enable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4205 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4206 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4207
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4208 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4209 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4210 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4211 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4212 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4213 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4214 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4215
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4216 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4217 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4218
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4219 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4220 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4221 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4222 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4223 else if(hi2c->XferCount == 2U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4224 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4225 if(hi2c->XferOptions != I2C_NEXT_FRAME)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4226 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4227 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4228 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4229
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4230 /* Enable Pos */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4231 hi2c->Instance->CR1 |= I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4232 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4233 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4234 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4235 /* Enable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4236 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4237 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4238
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4239 if((hi2c->Instance->CR2 & I2C_CR2_DMAEN) == I2C_CR2_DMAEN)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4240 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4241 /* Enable Last DMA bit */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4242 hi2c->Instance->CR2 |= I2C_CR2_LAST;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4243 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4244
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4245 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4246 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4247 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4248 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4249 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4250 /* Enable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4251 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4252
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4253 if((hi2c->Instance->CR2 & I2C_CR2_DMAEN) == I2C_CR2_DMAEN)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4254 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4255 /* Enable Last DMA bit */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4256 hi2c->Instance->CR2 |= I2C_CR2_LAST;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4257 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4258
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4259 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4260 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4261 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4262
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4263 /* Reset Event counter */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4264 hi2c->EventCount = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4265 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4266 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4267 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4268 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4269 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4270 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4271 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4272
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4273 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4274 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4275
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4276 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4277 * @brief Handle TXE flag for Slave
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4278 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4279 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4280 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4281 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4282 static HAL_StatusTypeDef I2C_SlaveTransmit_TXE(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4283 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4284 /* Declaration of temporary variables to prevent undefined behavior of volatile usage */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4285 uint32_t CurrentState = hi2c->State;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4286
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4287 if(hi2c->XferCount != 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4288 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4289 /* Write data to DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4290 hi2c->Instance->DR = (*hi2c->pBuffPtr++);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4291 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4292
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4293 if((hi2c->XferCount == 0U) && (CurrentState == HAL_I2C_STATE_BUSY_TX_LISTEN))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4294 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4295 /* Last Byte is received, disable Interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4296 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_BUF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4297
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4298 /* Set state at HAL_I2C_STATE_LISTEN */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4299 hi2c->PreviousState = I2C_STATE_SLAVE_BUSY_TX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4300 hi2c->State = HAL_I2C_STATE_LISTEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4301
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4302 /* Call the Tx complete callback to inform upper layer of the end of receive process */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4303 HAL_I2C_SlaveTxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4304 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4305 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4306 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4307 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4308
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4309 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4310 * @brief Handle BTF flag for Slave transmitter
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4311 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4312 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4313 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4314 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4315 static HAL_StatusTypeDef I2C_SlaveTransmit_BTF(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4316 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4317 if(hi2c->XferCount != 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4318 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4319 /* Write data to DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4320 hi2c->Instance->DR = (*hi2c->pBuffPtr++);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4321 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4322 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4323 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4324 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4325
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4326 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4327 * @brief Handle RXNE flag for Slave
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4328 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4329 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4330 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4331 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4332 static HAL_StatusTypeDef I2C_SlaveReceive_RXNE(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4333 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4334 /* Declaration of temporary variables to prevent undefined behavior of volatile usage */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4335 uint32_t CurrentState = hi2c->State;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4336
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4337 if(hi2c->XferCount != 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4338 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4339 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4340 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4341 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4342
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4343 if((hi2c->XferCount == 0U) && (CurrentState == HAL_I2C_STATE_BUSY_RX_LISTEN))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4344 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4345 /* Last Byte is received, disable Interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4346 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_BUF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4347
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4348 /* Set state at HAL_I2C_STATE_LISTEN */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4349 hi2c->PreviousState = I2C_STATE_SLAVE_BUSY_RX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4350 hi2c->State = HAL_I2C_STATE_LISTEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4351
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4352 /* Call the Rx complete callback to inform upper layer of the end of receive process */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4353 HAL_I2C_SlaveRxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4354 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4355 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4356 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4357 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4358
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4359 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4360 * @brief Handle BTF flag for Slave receiver
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4361 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4362 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4363 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4364 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4365 static HAL_StatusTypeDef I2C_SlaveReceive_BTF(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4366 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4367 if(hi2c->XferCount != 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4368 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4369 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4370 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4371 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4372 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4373 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4374 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4375
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4376 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4377 * @brief Handle ADD flag for Slave
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4378 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4379 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4380 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4381 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4382 static HAL_StatusTypeDef I2C_Slave_ADDR(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4383 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4384 uint8_t TransferDirection = I2C_DIRECTION_RECEIVE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4385 uint16_t SlaveAddrCode = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4386
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4387 /* Transfer Direction requested by Master */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4388 if(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_TRA) == RESET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4389 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4390 TransferDirection = I2C_DIRECTION_TRANSMIT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4391 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4392
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4393 if(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_DUALF) == RESET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4394 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4395 SlaveAddrCode = hi2c->Init.OwnAddress1;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4396 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4397 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4398 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4399 SlaveAddrCode = hi2c->Init.OwnAddress2;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4400 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4401
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4402 /* Call Slave Addr callback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4403 HAL_I2C_AddrCallback(hi2c, TransferDirection, SlaveAddrCode);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4404
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4405 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4406 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4407
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4408 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4409 * @brief Handle STOPF flag for Slave
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4410 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4411 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4412 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4413 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4414 static HAL_StatusTypeDef I2C_Slave_STOPF(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4415 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4416 /* Declaration of temporary variable to prevent undefined behavior of volatile usage */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4417 uint32_t CurrentState = hi2c->State;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4418
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4419 /* Disable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4420 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4421
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4422 /* Clear STOPF flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4423 __HAL_I2C_CLEAR_STOPFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4424
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4425 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4426 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4427
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4428 /* If a DMA is ongoing, Update handle size context */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4429 if((hi2c->Instance->CR2 & I2C_CR2_DMAEN) == I2C_CR2_DMAEN)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4430 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4431 if((hi2c->State == HAL_I2C_STATE_BUSY_RX) || (hi2c->State == HAL_I2C_STATE_BUSY_RX_LISTEN))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4432 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4433 hi2c->XferCount = __HAL_DMA_GET_COUNTER(hi2c->hdmarx);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4434 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4435 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4436 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4437 hi2c->XferCount = __HAL_DMA_GET_COUNTER(hi2c->hdmatx);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4438 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4439 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4440
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4441 /* All data are not transferred, so set error code accordingly */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4442 if(hi2c->XferCount != 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4443 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4444 /* Store Last receive data if any */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4445 if(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BTF) == SET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4446 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4447 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4448 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4449 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4450 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4451
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4452 /* Store Last receive data if any */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4453 if(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_RXNE) == SET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4454 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4455 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4456 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4457 hi2c->XferCount--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4458 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4459
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4460 /* Set ErrorCode corresponding to a Non-Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4461 hi2c->ErrorCode |= HAL_I2C_ERROR_AF;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4462 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4463
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4464 if(hi2c->ErrorCode != HAL_I2C_ERROR_NONE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4465 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4466 /* Call the corresponding callback to inform upper layer of End of Transfer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4467 I2C_ITError(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4468 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4469 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4470 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4471 if((CurrentState == HAL_I2C_STATE_LISTEN ) || (CurrentState == HAL_I2C_STATE_BUSY_RX_LISTEN) || \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4472 (CurrentState == HAL_I2C_STATE_BUSY_TX_LISTEN))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4473 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4474 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4475 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4476 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4477 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4478
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4479 /* Call the Listen Complete callback, to inform upper layer of the end of Listen usecase */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4480 HAL_I2C_ListenCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4481 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4482 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4483 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4484 if((hi2c->PreviousState == I2C_STATE_SLAVE_BUSY_RX) || (CurrentState == HAL_I2C_STATE_BUSY_RX))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4485 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4486 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4487 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4488 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4489
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4490 HAL_I2C_SlaveRxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4491 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4492 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4493 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4494 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4495 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4496
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4497 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4498 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4499 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4500 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4501 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4502 static HAL_StatusTypeDef I2C_Slave_AF(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4503 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4504 /* Declaration of temporary variables to prevent undefined behavior of volatile usage */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4505 uint32_t CurrentState = hi2c->State;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4506 uint32_t CurrentXferOptions = hi2c->XferOptions;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4507
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4508 if(((CurrentXferOptions == I2C_FIRST_AND_LAST_FRAME) || (CurrentXferOptions == I2C_LAST_FRAME)) && \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4509 (CurrentState == HAL_I2C_STATE_LISTEN))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4510 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4511 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4512
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4513 /* Disable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4514 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4515
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4516 /* Clear AF flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4517 __HAL_I2C_CLEAR_FLAG(hi2c, I2C_FLAG_AF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4518
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4519 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4520 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4521
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4522 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4523 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4524 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4525
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4526 /* Call the Listen Complete callback, to inform upper layer of the end of Listen usecase */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4527 HAL_I2C_ListenCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4528 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4529 else if(CurrentState == HAL_I2C_STATE_BUSY_TX)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4530 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4531 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4532 hi2c->PreviousState = I2C_STATE_SLAVE_BUSY_TX;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4533 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4534 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4535
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4536 /* Disable EVT, BUF and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4537 __HAL_I2C_DISABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_BUF | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4538
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4539 /* Clear AF flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4540 __HAL_I2C_CLEAR_FLAG(hi2c, I2C_FLAG_AF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4541
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4542 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4543 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4544
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4545 HAL_I2C_SlaveTxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4546 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4547 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4548 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4549 /* Clear AF flag only */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4550 /* State Listen, but XferOptions == FIRST or NEXT */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4551 __HAL_I2C_CLEAR_FLAG(hi2c, I2C_FLAG_AF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4552 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4553
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4554 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4555 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4556
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4557 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4558 * @brief I2C interrupts error process
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4559 * @param hi2c I2C handle.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4560 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4561 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4562 static void I2C_ITError(I2C_HandleTypeDef *hi2c)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4563 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4564 /* Declaration of temporary variable to prevent undefined behavior of volatile usage */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4565 uint32_t CurrentState = hi2c->State;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4566
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4567 if((CurrentState == HAL_I2C_STATE_BUSY_TX_LISTEN) || (CurrentState == HAL_I2C_STATE_BUSY_RX_LISTEN))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4568 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4569 /* keep HAL_I2C_STATE_LISTEN */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4570 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4571 hi2c->State = HAL_I2C_STATE_LISTEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4572 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4573 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4574 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4575 /* If state is an abort treatment on going, don't change state */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4576 /* This change will be do later */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4577 if((hi2c->State != HAL_I2C_STATE_ABORT) && ((hi2c->Instance->CR2 & I2C_CR2_DMAEN) != I2C_CR2_DMAEN))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4578 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4579 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4580 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4581 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4582 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4583 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4584
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4585 /* Disable Pos bit in I2C CR1 when error occurred in Master/Mem Receive IT Process */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4586 hi2c->Instance->CR1 &= ~I2C_CR1_POS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4587
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4588 /* Abort DMA transfer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4589 if((hi2c->Instance->CR2 & I2C_CR2_DMAEN) == I2C_CR2_DMAEN)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4590 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4591 hi2c->Instance->CR2 &= ~I2C_CR2_DMAEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4592
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4593 if(hi2c->hdmatx->State != HAL_DMA_STATE_READY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4594 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4595 /* Set the DMA Abort callback :
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4596 will lead to call HAL_I2C_ErrorCallback() at end of DMA abort procedure */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4597 hi2c->hdmatx->XferAbortCallback = I2C_DMAAbort;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4598
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4599 if(HAL_DMA_Abort_IT(hi2c->hdmatx) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4600 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4601 /* Disable I2C peripheral to prevent dummy data in buffer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4602 __HAL_I2C_DISABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4603
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4604 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4605
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4606 /* Call Directly XferAbortCallback function in case of error */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4607 hi2c->hdmatx->XferAbortCallback(hi2c->hdmatx);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4608 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4609 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4610 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4611 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4612 /* Set the DMA Abort callback :
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4613 will lead to call HAL_I2C_ErrorCallback() at end of DMA abort procedure */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4614 hi2c->hdmarx->XferAbortCallback = I2C_DMAAbort;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4615
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4616 if(HAL_DMA_Abort_IT(hi2c->hdmarx) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4617 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4618 /* Store Last receive data if any */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4619 if(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_RXNE) == SET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4620 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4621 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4622 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4623 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4624
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4625 /* Disable I2C peripheral to prevent dummy data in buffer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4626 __HAL_I2C_DISABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4627
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4628 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4629
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4630 /* Call Directly hi2c->hdmarx->XferAbortCallback function in case of error */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4631 hi2c->hdmarx->XferAbortCallback(hi2c->hdmarx);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4632 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4633 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4634 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4635 else if(hi2c->State == HAL_I2C_STATE_ABORT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4636 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4637 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4638 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4639
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4640 /* Store Last receive data if any */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4641 if(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_RXNE) == SET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4642 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4643 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4644 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4645 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4646
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4647 /* Disable I2C peripheral to prevent dummy data in buffer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4648 __HAL_I2C_DISABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4649
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4650 /* Call the corresponding callback to inform upper layer of End of Transfer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4651 HAL_I2C_AbortCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4652 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4653 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4654 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4655 /* Store Last receive data if any */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4656 if(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_RXNE) == SET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4657 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4658 /* Read data from DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4659 (*hi2c->pBuffPtr++) = hi2c->Instance->DR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4660 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4661
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4662 /* Call user error callback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4663 HAL_I2C_ErrorCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4664 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4665 /* STOP Flag is not set after a NACK reception */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4666 /* So may inform upper layer that listen phase is stopped */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4667 /* during NACK error treatment */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4668 if((hi2c->State == HAL_I2C_STATE_LISTEN) && ((hi2c->ErrorCode & HAL_I2C_ERROR_AF) == HAL_I2C_ERROR_AF))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4669 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4670 hi2c->XferOptions = I2C_NO_OPTION_FRAME;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4671 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4672 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4673 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4674
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4675 /* Call the Listen Complete callback, to inform upper layer of the end of Listen usecase */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4676 HAL_I2C_ListenCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4677 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4678 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4679
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4680 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4681 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4682 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4683 * @param DevAddress Target device address The device 7 bits address value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4684 * in datasheet must be shifted to the left before calling the interface
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4685 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4686 * @param Tickstart Tick start value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4687 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4688 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4689 static HAL_StatusTypeDef I2C_MasterRequestWrite(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint32_t Timeout, uint32_t Tickstart)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4690 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4691 /* Declaration of temporary variable to prevent undefined behavior of volatile usage */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4692 uint32_t CurrentXferOptions = hi2c->XferOptions;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4693
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4694 /* Generate Start condition if first transfer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4695 if((CurrentXferOptions == I2C_FIRST_AND_LAST_FRAME) || (CurrentXferOptions == I2C_FIRST_FRAME) || (CurrentXferOptions == I2C_NO_OPTION_FRAME))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4696 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4697 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4698 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4699 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4700 else if(hi2c->PreviousState == I2C_STATE_MASTER_BUSY_RX)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4701 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4702 /* Generate ReStart */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4703 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4704 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4705
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4706 /* Wait until SB flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4707 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_SB, RESET, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4708 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4709 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4710 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4711
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4712 if(hi2c->Init.AddressingMode == I2C_ADDRESSINGMODE_7BIT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4713 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4714 /* Send slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4715 hi2c->Instance->DR = I2C_7BIT_ADD_WRITE(DevAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4716 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4717 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4718 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4719 /* Send header of slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4720 hi2c->Instance->DR = I2C_10BIT_HEADER_WRITE(DevAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4721
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4722 /* Wait until ADD10 flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4723 if(I2C_WaitOnMasterAddressFlagUntilTimeout(hi2c, I2C_FLAG_ADD10, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4724 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4725 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4726 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4727 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4728 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4729 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4730 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4731 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4732 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4733 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4734
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4735 /* Send slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4736 hi2c->Instance->DR = I2C_10BIT_ADDRESS(DevAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4737 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4738
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4739 /* Wait until ADDR flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4740 if(I2C_WaitOnMasterAddressFlagUntilTimeout(hi2c, I2C_FLAG_ADDR, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4741 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4742 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4743 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4744 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4745 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4746 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4747 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4748 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4749 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4750 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4751
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4752 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4753 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4754
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4755 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4756 * @brief Master sends target device address for read request.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4757 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4758 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4759 * @param DevAddress Target device address The device 7 bits address value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4760 * in datasheet must be shifted to the left before calling the interface
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4761 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4762 * @param Tickstart Tick start value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4763 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4764 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4765 static HAL_StatusTypeDef I2C_MasterRequestRead(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint32_t Timeout, uint32_t Tickstart)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4766 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4767 /* Declaration of temporary variable to prevent undefined behavior of volatile usage */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4768 uint32_t CurrentXferOptions = hi2c->XferOptions;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4769
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4770 /* Enable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4771 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4772
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4773 /* Generate Start condition if first transfer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4774 if((CurrentXferOptions == I2C_FIRST_AND_LAST_FRAME) || (CurrentXferOptions == I2C_FIRST_FRAME) || (CurrentXferOptions == I2C_NO_OPTION_FRAME))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4775 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4776 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4777 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4778 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4779 else if(hi2c->PreviousState == I2C_STATE_MASTER_BUSY_TX)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4780 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4781 /* Generate ReStart */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4782 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4783 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4784
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4785 /* Wait until SB flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4786 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_SB, RESET, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4787 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4788 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4789 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4790
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4791 if(hi2c->Init.AddressingMode == I2C_ADDRESSINGMODE_7BIT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4792 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4793 /* Send slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4794 hi2c->Instance->DR = I2C_7BIT_ADD_READ(DevAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4795 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4796 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4797 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4798 /* Send header of slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4799 hi2c->Instance->DR = I2C_10BIT_HEADER_WRITE(DevAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4800
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4801 /* Wait until ADD10 flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4802 if(I2C_WaitOnMasterAddressFlagUntilTimeout(hi2c, I2C_FLAG_ADD10, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4803 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4804 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4805 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4806 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4807 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4808 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4809 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4810 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4811 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4812 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4813
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4814 /* Send slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4815 hi2c->Instance->DR = I2C_10BIT_ADDRESS(DevAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4816
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4817 /* Wait until ADDR flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4818 if(I2C_WaitOnMasterAddressFlagUntilTimeout(hi2c, I2C_FLAG_ADDR, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4819 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4820 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4821 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4822 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4823 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4824 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4825 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4826 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4827 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4828 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4829
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4830 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4831 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4832
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4833 /* Generate Restart */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4834 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4835
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4836 /* Wait until SB flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4837 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_SB, RESET, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4838 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4839 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4840 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4841
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4842 /* Send header of slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4843 hi2c->Instance->DR = I2C_10BIT_HEADER_READ(DevAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4844 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4845
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4846 /* Wait until ADDR flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4847 if(I2C_WaitOnMasterAddressFlagUntilTimeout(hi2c, I2C_FLAG_ADDR, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4848 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4849 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4850 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4851 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4852 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4853 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4854 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4855 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4856 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4857 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4858
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4859 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4860 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4861
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4862 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4863 * @brief Master sends target device address followed by internal memory address for write request.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4864 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4865 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4866 * @param DevAddress Target device address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4867 * @param MemAddress Internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4868 * @param MemAddSize Size of internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4869 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4870 * @param Tickstart Tick start value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4871 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4872 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4873 static HAL_StatusTypeDef I2C_RequestMemoryWrite(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint32_t Timeout, uint32_t Tickstart)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4874 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4875 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4876 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4877
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4878 /* Wait until SB flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4879 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_SB, RESET, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4880 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4881 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4882 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4883
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4884 /* Send slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4885 hi2c->Instance->DR = I2C_7BIT_ADD_WRITE(DevAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4886
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4887 /* Wait until ADDR flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4888 if(I2C_WaitOnMasterAddressFlagUntilTimeout(hi2c, I2C_FLAG_ADDR, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4889 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4890 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4891 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4892 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4893 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4894 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4895 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4896 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4897 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4898 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4899
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4900 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4901 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4902
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4903 /* Wait until TXE flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4904 if(I2C_WaitOnTXEFlagUntilTimeout(hi2c, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4905 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4906 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4907 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4908 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4909 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4910 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4911 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4912 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4913 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4914 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4915 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4916 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4917
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4918 /* If Memory address size is 8Bit */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4919 if(MemAddSize == I2C_MEMADD_SIZE_8BIT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4920 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4921 /* Send Memory Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4922 hi2c->Instance->DR = I2C_MEM_ADD_LSB(MemAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4923 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4924 /* If Memory address size is 16Bit */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4925 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4926 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4927 /* Send MSB of Memory Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4928 hi2c->Instance->DR = I2C_MEM_ADD_MSB(MemAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4929
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4930 /* Wait until TXE flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4931 if(I2C_WaitOnTXEFlagUntilTimeout(hi2c, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4932 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4933 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4934 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4935 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4936 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4937 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4938 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4939 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4940 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4941 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4942 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4943 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4944
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4945 /* Send LSB of Memory Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4946 hi2c->Instance->DR = I2C_MEM_ADD_LSB(MemAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4947 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4948
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4949 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4950 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4951
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4952 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4953 * @brief Master sends target device address followed by internal memory address for read request.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4954 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4955 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4956 * @param DevAddress Target device address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4957 * @param MemAddress Internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4958 * @param MemAddSize Size of internal memory address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4959 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4960 * @param Tickstart Tick start value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4961 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4962 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4963 static HAL_StatusTypeDef I2C_RequestMemoryRead(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint32_t Timeout, uint32_t Tickstart)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4964 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4965 /* Enable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4966 hi2c->Instance->CR1 |= I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4967
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4968 /* Generate Start */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4969 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4970
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4971 /* Wait until SB flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4972 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_SB, RESET, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4973 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4974 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4975 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4976
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4977 /* Send slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4978 hi2c->Instance->DR = I2C_7BIT_ADD_WRITE(DevAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4979
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4980 /* Wait until ADDR flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4981 if(I2C_WaitOnMasterAddressFlagUntilTimeout(hi2c, I2C_FLAG_ADDR, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4982 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4983 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4984 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4985 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4986 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4987 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4988 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4989 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4990 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4991 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4992
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4993 /* Clear ADDR flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4994 __HAL_I2C_CLEAR_ADDRFLAG(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4995
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4996 /* Wait until TXE flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4997 if(I2C_WaitOnTXEFlagUntilTimeout(hi2c, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4998 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
4999 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5000 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5001 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5002 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5003 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5004 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5005 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5006 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5007 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5008 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5009 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5010
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5011 /* If Memory address size is 8Bit */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5012 if(MemAddSize == I2C_MEMADD_SIZE_8BIT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5013 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5014 /* Send Memory Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5015 hi2c->Instance->DR = I2C_MEM_ADD_LSB(MemAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5016 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5017 /* If Memory address size is 16Bit */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5018 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5019 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5020 /* Send MSB of Memory Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5021 hi2c->Instance->DR = I2C_MEM_ADD_MSB(MemAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5022
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5023 /* Wait until TXE flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5024 if(I2C_WaitOnTXEFlagUntilTimeout(hi2c, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5025 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5026 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5027 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5028 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5029 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5030 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5031 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5032 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5033 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5034 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5035 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5036 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5037
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5038 /* Send LSB of Memory Address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5039 hi2c->Instance->DR = I2C_MEM_ADD_LSB(MemAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5040 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5041
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5042 /* Wait until TXE flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5043 if(I2C_WaitOnTXEFlagUntilTimeout(hi2c, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5044 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5045 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5046 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5047 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5048 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5049 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5050 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5051 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5052 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5053 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5054 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5055 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5056
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5057 /* Generate Restart */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5058 hi2c->Instance->CR1 |= I2C_CR1_START;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5059
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5060 /* Wait until SB flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5061 if(I2C_WaitOnFlagUntilTimeout(hi2c, I2C_FLAG_SB, RESET, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5062 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5063 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5064 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5065
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5066 /* Send slave address */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5067 hi2c->Instance->DR = I2C_7BIT_ADD_READ(DevAddress);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5068
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5069 /* Wait until ADDR flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5070 if(I2C_WaitOnMasterAddressFlagUntilTimeout(hi2c, I2C_FLAG_ADDR, Timeout, Tickstart) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5071 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5072 if(hi2c->ErrorCode == HAL_I2C_ERROR_AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5073 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5074 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5075 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5076 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5077 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5078 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5079 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5080 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5081
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5082 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5083 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5084
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5085 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5086 * @brief DMA I2C process complete callback.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5087 * @param hdma DMA handle
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5088 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5089 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5090 static void I2C_DMAXferCplt(DMA_HandleTypeDef *hdma)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5091 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5092 I2C_HandleTypeDef* hi2c = (I2C_HandleTypeDef*)((DMA_HandleTypeDef*)hdma)->Parent;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5093
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5094 /* Declaration of temporary variable to prevent undefined behavior of volatile usage */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5095 uint32_t CurrentState = hi2c->State;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5096 uint32_t CurrentMode = hi2c->Mode;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5097
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5098 if((CurrentState == HAL_I2C_STATE_BUSY_TX) || ((CurrentState == HAL_I2C_STATE_BUSY_RX) && (CurrentMode == HAL_I2C_MODE_SLAVE)))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5099 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5100 /* Disable DMA Request */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5101 hi2c->Instance->CR2 &= ~I2C_CR2_DMAEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5102
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5103 hi2c->XferCount = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5104
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5105 /* Enable EVT and ERR interrupt */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5106 __HAL_I2C_ENABLE_IT(hi2c, I2C_IT_EVT | I2C_IT_ERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5107 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5108 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5109 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5110 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5111 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5112
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5113 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5114 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5115
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5116 /* Disable Last DMA */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5117 hi2c->Instance->CR2 &= ~I2C_CR2_LAST;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5118
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5119 /* Disable DMA Request */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5120 hi2c->Instance->CR2 &= ~I2C_CR2_DMAEN;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5121
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5122 hi2c->XferCount = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5123
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5124 /* Check if Errors has been detected during transfer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5125 if(hi2c->ErrorCode != HAL_I2C_ERROR_NONE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5126 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5127 HAL_I2C_ErrorCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5128 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5129 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5130 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5131 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5132
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5133 if(hi2c->Mode == HAL_I2C_MODE_MEM)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5134 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5135 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5136
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5137 HAL_I2C_MemRxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5138 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5139 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5140 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5141 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5142
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5143 HAL_I2C_MasterRxCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5144 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5145 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5146 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5147 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5148
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5149 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5150 * @brief DMA I2C communication error callback.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5151 * @param hdma DMA handle
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5152 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5153 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5154 static void I2C_DMAError(DMA_HandleTypeDef *hdma)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5155 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5156 I2C_HandleTypeDef* hi2c = (I2C_HandleTypeDef*)((DMA_HandleTypeDef*)hdma)->Parent;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5157
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5158 /* Ignore DMA FIFO error */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5159 if(HAL_DMA_GetError(hdma) != HAL_DMA_ERROR_FE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5160 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5161 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5162 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5163
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5164 hi2c->XferCount = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5165
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5166 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5167 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5168
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5169 hi2c->ErrorCode |= HAL_I2C_ERROR_DMA;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5170
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5171 HAL_I2C_ErrorCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5172 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5173 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5174
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5175 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5176 * @brief DMA I2C communication abort callback
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5177 * (To be called at end of DMA Abort procedure).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5178 * @param hdma DMA handle.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5179 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5180 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5181 static void I2C_DMAAbort(DMA_HandleTypeDef *hdma)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5182 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5183 I2C_HandleTypeDef* hi2c = ( I2C_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5184
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5185 /* Disable Acknowledge */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5186 hi2c->Instance->CR1 &= ~I2C_CR1_ACK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5187
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5188 hi2c->XferCount = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5189
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5190 /* Reset XferAbortCallback */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5191 hi2c->hdmatx->XferAbortCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5192 hi2c->hdmarx->XferAbortCallback = NULL;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5193
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5194 /* Check if come from abort from user */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5195 if(hi2c->State == HAL_I2C_STATE_ABORT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5196 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5197 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5198 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5199 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5200
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5201 /* Disable I2C peripheral to prevent dummy data in buffer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5202 __HAL_I2C_DISABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5203
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5204 /* Call the corresponding callback to inform upper layer of End of Transfer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5205 HAL_I2C_AbortCpltCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5206 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5207 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5208 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5209 hi2c->State = HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5210 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5211
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5212 /* Disable I2C peripheral to prevent dummy data in buffer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5213 __HAL_I2C_DISABLE(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5214
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5215 /* Call the corresponding callback to inform upper layer of End of Transfer */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5216 HAL_I2C_ErrorCallback(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5217 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5218 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5219
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5220 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5221 * @brief This function handles I2C Communication Timeout.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5222 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5223 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5224 * @param Flag specifies the I2C flag to check.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5225 * @param Status The new Flag status (SET or RESET).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5226 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5227 * @param Tickstart Tick start value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5228 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5229 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5230 static HAL_StatusTypeDef I2C_WaitOnFlagUntilTimeout(I2C_HandleTypeDef *hi2c, uint32_t Flag, FlagStatus Status, uint32_t Timeout, uint32_t Tickstart)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5231 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5232 /* Wait until flag is set */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5233 while((__HAL_I2C_GET_FLAG(hi2c, Flag) ? SET : RESET) == Status)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5234 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5235 /* Check for the Timeout */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5236 if(Timeout != HAL_MAX_DELAY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5237 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5238 if((Timeout == 0U)||((HAL_GetTick() - Tickstart ) > Timeout))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5239 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5240 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5241 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5242 hi2c->Mode = HAL_I2C_MODE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5243
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5244 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5245 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5246
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5247 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5248 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5249 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5250 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5251
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5252 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5253 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5254
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5255 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5256 * @brief This function handles I2C Communication Timeout for Master addressing phase.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5257 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5258 * the configuration information for I2C module
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5259 * @param Flag specifies the I2C flag to check.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5260 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5261 * @param Tickstart Tick start value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5262 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5263 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5264 static HAL_StatusTypeDef I2C_WaitOnMasterAddressFlagUntilTimeout(I2C_HandleTypeDef *hi2c, uint32_t Flag, uint32_t Timeout, uint32_t Tickstart)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5265 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5266 while(__HAL_I2C_GET_FLAG(hi2c, Flag) == RESET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5267 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5268 if(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_AF) == SET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5269 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5270 /* Generate Stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5271 hi2c->Instance->CR1 |= I2C_CR1_STOP;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5272
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5273 /* Clear AF Flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5274 __HAL_I2C_CLEAR_FLAG(hi2c, I2C_FLAG_AF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5275
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5276 hi2c->ErrorCode = HAL_I2C_ERROR_AF;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5277 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5278 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5279
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5280 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5281 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5282
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5283 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5284 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5285
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5286 /* Check for the Timeout */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5287 if(Timeout != HAL_MAX_DELAY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5288 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5289 if((Timeout == 0U)||((HAL_GetTick() - Tickstart ) > Timeout))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5290 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5291 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5292 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5293
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5294 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5295 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5296
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5297 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5298 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5299 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5300 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5301 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5302 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5303
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5304 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5305 * @brief This function handles I2C Communication Timeout for specific usage of TXE flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5306 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5307 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5308 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5309 * @param Tickstart Tick start value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5310 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5311 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5312 static HAL_StatusTypeDef I2C_WaitOnTXEFlagUntilTimeout(I2C_HandleTypeDef *hi2c, uint32_t Timeout, uint32_t Tickstart)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5313 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5314 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_TXE) == RESET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5315 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5316 /* Check if a NACK is detected */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5317 if(I2C_IsAcknowledgeFailed(hi2c) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5318 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5319 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5320 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5321
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5322 /* Check for the Timeout */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5323 if(Timeout != HAL_MAX_DELAY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5324 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5325 if((Timeout == 0U) || ((HAL_GetTick()-Tickstart) > Timeout))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5326 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5327 hi2c->ErrorCode |= HAL_I2C_ERROR_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5328 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5329 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5330
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5331 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5332 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5333
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5334 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5335 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5336 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5337 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5338 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5339 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5340
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5341 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5342 * @brief This function handles I2C Communication Timeout for specific usage of BTF flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5343 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5344 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5345 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5346 * @param Tickstart Tick start value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5347 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5348 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5349 static HAL_StatusTypeDef I2C_WaitOnBTFFlagUntilTimeout(I2C_HandleTypeDef *hi2c, uint32_t Timeout, uint32_t Tickstart)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5350 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5351 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_BTF) == RESET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5352 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5353 /* Check if a NACK is detected */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5354 if(I2C_IsAcknowledgeFailed(hi2c) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5355 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5356 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5357 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5358
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5359 /* Check for the Timeout */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5360 if(Timeout != HAL_MAX_DELAY)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5361 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5362 if((Timeout == 0U) || ((HAL_GetTick()-Tickstart) > Timeout))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5363 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5364 hi2c->ErrorCode |= HAL_I2C_ERROR_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5365 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5366 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5367
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5368 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5369 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5370
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5371 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5372 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5373 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5374 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5375 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5376 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5377
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5378 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5379 * @brief This function handles I2C Communication Timeout for specific usage of STOP flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5380 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5381 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5382 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5383 * @param Tickstart Tick start value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5384 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5385 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5386 static HAL_StatusTypeDef I2C_WaitOnSTOPFlagUntilTimeout(I2C_HandleTypeDef *hi2c, uint32_t Timeout, uint32_t Tickstart)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5387 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5388 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_STOPF) == RESET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5389 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5390 /* Check if a NACK is detected */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5391 if(I2C_IsAcknowledgeFailed(hi2c) != HAL_OK)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5392 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5393 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5394 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5395
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5396 /* Check for the Timeout */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5397 if((Timeout == 0U) || ((HAL_GetTick()-Tickstart) > Timeout))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5398 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5399 hi2c->ErrorCode |= HAL_I2C_ERROR_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5400 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5401 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5402
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5403 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5404 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5405
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5406 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5407 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5408 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5409 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5410 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5411
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5412 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5413 * @brief This function handles I2C Communication Timeout for specific usage of RXNE flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5414 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5415 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5416 * @param Timeout Timeout duration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5417 * @param Tickstart Tick start value
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5418 * @retval HAL status
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5419 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5420 static HAL_StatusTypeDef I2C_WaitOnRXNEFlagUntilTimeout(I2C_HandleTypeDef *hi2c, uint32_t Timeout, uint32_t Tickstart)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5421 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5422
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5423 while(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_RXNE) == RESET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5424 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5425 /* Check if a STOPF is detected */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5426 if(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_STOPF) == SET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5427 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5428 /* Clear STOP Flag */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5429 __HAL_I2C_CLEAR_FLAG(hi2c, I2C_FLAG_STOPF);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5430
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5431 hi2c->ErrorCode = HAL_I2C_ERROR_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5432 hi2c->PreviousState = I2C_STATE_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5433 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5434
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5435 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5436 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5437
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5438 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5439 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5440
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5441 /* Check for the Timeout */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5442 if((Timeout == 0U) || ((HAL_GetTick()-Tickstart) > Timeout))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5443 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5444 hi2c->ErrorCode |= HAL_I2C_ERROR_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5445 hi2c->State= HAL_I2C_STATE_READY;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5446
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5447 /* Process Unlocked */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5448 __HAL_UNLOCK(hi2c);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5449
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5450 return HAL_TIMEOUT;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5451 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5452 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5453 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5454 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5455
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5456 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5457 * @brief This function handles Acknowledge failed detection during an I2C Communication.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5458 * @param hi2c Pointer to a I2C_HandleTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5459 * the configuration information for the specified I2C.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
5460 * @retval HAL status
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5461 */
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5462 static HAL_StatusTypeDef I2C_IsAcknowledgeFailed(I2C_HandleTypeDef *hi2c)
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5463 {
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5464 if(__HAL_I2C_GET_FLAG(hi2c, I2C_FLAG_AF) == SET)
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5465 {
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5466 /* Clear NACKF Flag */
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5467 __HAL_I2C_CLEAR_FLAG(hi2c, I2C_FLAG_AF);
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5468
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5469 hi2c->ErrorCode = HAL_I2C_ERROR_AF;
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5470 hi2c->PreviousState = I2C_STATE_NONE;
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5471 hi2c->State= HAL_I2C_STATE_READY;
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5472
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5473 /* Process Unlocked */
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5474 __HAL_UNLOCK(hi2c);
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5475
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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5476 return HAL_ERROR;
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5477 }
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5478 return HAL_OK;
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5479 }
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5480 /**
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5481 * @}
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5482 */
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5483
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5484 #endif /* HAL_I2C_MODULE_ENABLED */
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5485
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5486 /**
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5487 * @}
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5488 */
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5489
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5490 /**
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5491 * @}
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5492 */
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5493
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5494 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/