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annotate Common/Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_ll_i2c.h @ 822:dff26bf4b542

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author heinrichsweikamp
date Mon, 09 Oct 2023 11:23:27 +0200
parents c78bcbd5deda
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1 /**
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2 ******************************************************************************
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3 * @file stm32f4xx_ll_i2c.h
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4 * @author MCD Application Team
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5 * @brief Header file of I2C LL module.
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6 ******************************************************************************
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7 * @attention
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8 *
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9 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
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10 *
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11 * Redistribution and use in source and binary forms, with or without modification,
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12 * are permitted provided that the following conditions are met:
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13 * 1. Redistributions of source code must retain the above copyright notice,
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14 * this list of conditions and the following disclaimer.
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15 * 2. Redistributions in binary form must reproduce the above copyright notice,
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16 * this list of conditions and the following disclaimer in the documentation
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17 * and/or other materials provided with the distribution.
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18 * 3. Neither the name of STMicroelectronics nor the names of its contributors
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19 * may be used to endorse or promote products derived from this software
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20 * without specific prior written permission.
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21 *
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22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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25 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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32 *
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33 ******************************************************************************
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34 */
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35
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36 /* Define to prevent recursive inclusion -------------------------------------*/
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37 #ifndef __STM32F4xx_LL_I2C_H
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38 #define __STM32F4xx_LL_I2C_H
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39
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40 #ifdef __cplusplus
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41 extern "C" {
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42 #endif
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43
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44 /* Includes ------------------------------------------------------------------*/
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45 #include "stm32f4xx.h"
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46
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47 /** @addtogroup STM32F4xx_LL_Driver
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48 * @{
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49 */
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50
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51 #if defined (I2C1) || defined (I2C2) || defined (I2C3)
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52
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53 /** @defgroup I2C_LL I2C
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54 * @{
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55 */
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56
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57 /* Private types -------------------------------------------------------------*/
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58 /* Private variables ---------------------------------------------------------*/
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59
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60 /* Private constants ---------------------------------------------------------*/
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61 /** @defgroup I2C_LL_Private_Constants I2C Private Constants
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62 * @{
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63 */
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64
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65 /* Defines used to perform compute and check in the macros */
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66 #define LL_I2C_MAX_SPEED_STANDARD 100000U
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67 #define LL_I2C_MAX_SPEED_FAST 400000U
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68 /**
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69 * @}
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70 */
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71
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72 /* Private macros ------------------------------------------------------------*/
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73 #if defined(USE_FULL_LL_DRIVER)
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74 /** @defgroup I2C_LL_Private_Macros I2C Private Macros
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75 * @{
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76 */
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77 /**
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78 * @}
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79 */
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80 #endif /*USE_FULL_LL_DRIVER*/
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81
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82 /* Exported types ------------------------------------------------------------*/
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83 #if defined(USE_FULL_LL_DRIVER)
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84 /** @defgroup I2C_LL_ES_INIT I2C Exported Init structure
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85 * @{
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86 */
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87 typedef struct
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88 {
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89 uint32_t PeripheralMode; /*!< Specifies the peripheral mode.
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90 This parameter can be a value of @ref I2C_LL_EC_PERIPHERAL_MODE
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91
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92 This feature can be modified afterwards using unitary function @ref LL_I2C_SetMode(). */
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93
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94 uint32_t ClockSpeed; /*!< Specifies the clock frequency.
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95 This parameter must be set to a value lower than 400kHz (in Hz)
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96
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97 This feature can be modified afterwards using unitary function @ref LL_I2C_SetClockPeriod()
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98 or @ref LL_I2C_SetDutyCycle() or @ref LL_I2C_SetClockSpeedMode() or @ref LL_I2C_ConfigSpeed(). */
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99
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100 uint32_t DutyCycle; /*!< Specifies the I2C fast mode duty cycle.
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101 This parameter can be a value of @ref I2C_LL_EC_DUTYCYCLE
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102
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103 This feature can be modified afterwards using unitary function @ref LL_I2C_SetDutyCycle(). */
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104
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105 #if defined(I2C_FLTR_ANOFF)&&defined(I2C_FLTR_DNF)
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106 uint32_t AnalogFilter; /*!< Enables or disables analog noise filter.
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107 This parameter can be a value of @ref I2C_LL_EC_ANALOGFILTER_SELECTION
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108
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109 This feature can be modified afterwards using unitary functions @ref LL_I2C_EnableAnalogFilter() or LL_I2C_DisableAnalogFilter(). */
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110
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111 uint32_t DigitalFilter; /*!< Configures the digital noise filter.
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112 This parameter can be a number between Min_Data = 0x00 and Max_Data = 0x0F
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113
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114 This feature can be modified afterwards using unitary function @ref LL_I2C_SetDigitalFilter(). */
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115
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116 #endif
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117 uint32_t OwnAddress1; /*!< Specifies the device own address 1.
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118 This parameter must be a value between Min_Data = 0x00 and Max_Data = 0x3FF
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119
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120 This feature can be modified afterwards using unitary function @ref LL_I2C_SetOwnAddress1(). */
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121
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122 uint32_t TypeAcknowledge; /*!< Specifies the ACKnowledge or Non ACKnowledge condition after the address receive match code or next received byte.
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123 This parameter can be a value of @ref I2C_LL_EC_I2C_ACKNOWLEDGE
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124
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125 This feature can be modified afterwards using unitary function @ref LL_I2C_AcknowledgeNextData(). */
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126
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127 uint32_t OwnAddrSize; /*!< Specifies the device own address 1 size (7-bit or 10-bit).
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128 This parameter can be a value of @ref I2C_LL_EC_OWNADDRESS1
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129
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130 This feature can be modified afterwards using unitary function @ref LL_I2C_SetOwnAddress1(). */
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131 } LL_I2C_InitTypeDef;
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132 /**
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133 * @}
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134 */
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135 #endif /*USE_FULL_LL_DRIVER*/
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136
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137 /* Exported constants --------------------------------------------------------*/
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138 /** @defgroup I2C_LL_Exported_Constants I2C Exported Constants
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139 * @{
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140 */
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141
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142 /** @defgroup I2C_LL_EC_GET_FLAG Get Flags Defines
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143 * @brief Flags defines which can be used with LL_I2C_ReadReg function
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144 * @{
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145 */
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146 #define LL_I2C_SR1_SB I2C_SR1_SB /*!< Start Bit (master mode) */
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147 #define LL_I2C_SR1_ADDR I2C_SR1_ADDR /*!< Address sent (master mode) or
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148 Address matched flag (slave mode) */
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149 #define LL_I2C_SR1_BTF I2C_SR1_BTF /*!< Byte Transfer Finished flag */
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150 #define LL_I2C_SR1_ADD10 I2C_SR1_ADD10 /*!< 10-bit header sent (master mode) */
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151 #define LL_I2C_SR1_STOPF I2C_SR1_STOPF /*!< Stop detection flag (slave mode) */
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152 #define LL_I2C_SR1_RXNE I2C_SR1_RXNE /*!< Data register not empty (receivers) */
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153 #define LL_I2C_SR1_TXE I2C_SR1_TXE /*!< Data register empty (transmitters) */
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154 #define LL_I2C_SR1_BERR I2C_SR1_BERR /*!< Bus error */
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155 #define LL_I2C_SR1_ARLO I2C_SR1_ARLO /*!< Arbitration lost */
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156 #define LL_I2C_SR1_AF I2C_SR1_AF /*!< Acknowledge failure flag */
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157 #define LL_I2C_SR1_OVR I2C_SR1_OVR /*!< Overrun/Underrun */
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158 #define LL_I2C_SR1_PECERR I2C_ISR_PECERR /*!< PEC Error in reception (SMBus mode) */
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159 #define LL_I2C_SR1_TIMEOUT I2C_ISR_TIMEOUT /*!< Timeout detection flag (SMBus mode) */
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160 #define LL_I2C_SR1_SMALERT I2C_ISR_SMALERT /*!< SMBus alert (SMBus mode) */
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161 #define LL_I2C_SR2_MSL I2C_SR2_MSL /*!< Master/Slave flag */
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162 #define LL_I2C_SR2_BUSY I2C_SR2_BUSY /*!< Bus busy flag */
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163 #define LL_I2C_SR2_TRA I2C_SR2_TRA /*!< Transmitter/receiver direction */
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164 #define LL_I2C_SR2_GENCALL I2C_SR2_GENCALL /*!< General call address (Slave mode) */
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165 #define LL_I2C_SR2_SMBDEFAULT I2C_SR2_SMBDEFAULT /*!< SMBus Device default address (Slave mode) */
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166 #define LL_I2C_SR2_SMBHOST I2C_SR2_SMBHOST /*!< SMBus Host address (Slave mode) */
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167 #define LL_I2C_SR2_DUALF I2C_SR2_DUALF /*!< Dual flag (Slave mode) */
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168 /**
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169 * @}
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170 */
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171
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172 /** @defgroup I2C_LL_EC_IT IT Defines
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173 * @brief IT defines which can be used with LL_I2C_ReadReg and LL_I2C_WriteReg functions
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174 * @{
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175 */
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176 #define LL_I2C_CR2_ITEVTEN I2C_CR2_ITEVTEN /*!< Events interrupts enable */
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177 #define LL_I2C_CR2_ITBUFEN I2C_CR2_ITBUFEN /*!< Buffer interrupts enable */
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178 #define LL_I2C_CR2_ITERREN I2C_CR2_ITERREN /*!< Error interrupts enable */
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179 /**
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180 * @}
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181 */
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182
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183 #if defined(I2C_FLTR_ANOFF)
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184 /** @defgroup I2C_LL_EC_ANALOGFILTER_SELECTION Analog Filter Selection
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185 * @{
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186 */
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187 #define LL_I2C_ANALOGFILTER_ENABLE 0x00000000U /*!< Analog filter is enabled. */
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188 #define LL_I2C_ANALOGFILTER_DISABLE I2C_FLTR_ANOFF /*!< Analog filter is disabled.*/
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189 /**
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190 * @}
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191 */
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192
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193 #endif
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194 /** @defgroup I2C_LL_EC_OWNADDRESS1 Own Address 1 Length
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195 * @{
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196 */
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197 #define LL_I2C_OWNADDRESS1_7BIT 0x00004000U /*!< Own address 1 is a 7-bit address. */
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198 #define LL_I2C_OWNADDRESS1_10BIT (uint32_t)(I2C_OAR1_ADDMODE | 0x00004000U) /*!< Own address 1 is a 10-bit address. */
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199 /**
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200 * @}
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201 */
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202
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203 /** @defgroup I2C_LL_EC_DUTYCYCLE Fast Mode Duty Cycle
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204 * @{
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205 */
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206 #define LL_I2C_DUTYCYCLE_2 0x00000000U /*!< I2C fast mode Tlow/Thigh = 2 */
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207 #define LL_I2C_DUTYCYCLE_16_9 I2C_CCR_DUTY /*!< I2C fast mode Tlow/Thigh = 16/9 */
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208 /**
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209 * @}
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210 */
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211
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212 /** @defgroup I2C_LL_EC_CLOCK_SPEED_MODE Master Clock Speed Mode
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213 * @{
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214 */
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215 #define LL_I2C_CLOCK_SPEED_STANDARD_MODE 0x00000000U /*!< Master clock speed range is standard mode */
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216 #define LL_I2C_CLOCK_SPEED_FAST_MODE I2C_CCR_FS /*!< Master clock speed range is fast mode */
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217 /**
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218 * @}
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219 */
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220
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221 /** @defgroup I2C_LL_EC_PERIPHERAL_MODE Peripheral Mode
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222 * @{
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223 */
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224 #define LL_I2C_MODE_I2C 0x00000000U /*!< I2C Master or Slave mode */
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225 #define LL_I2C_MODE_SMBUS_HOST (uint32_t)(I2C_CR1_SMBUS | I2C_CR1_SMBTYPE | I2C_CR1_ENARP) /*!< SMBus Host address acknowledge */
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226 #define LL_I2C_MODE_SMBUS_DEVICE I2C_CR1_SMBUS /*!< SMBus Device default mode (Default address not acknowledge) */
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227 #define LL_I2C_MODE_SMBUS_DEVICE_ARP (uint32_t)(I2C_CR1_SMBUS | I2C_CR1_ENARP) /*!< SMBus Device Default address acknowledge */
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228 /**
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229 * @}
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230 */
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231
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232 /** @defgroup I2C_LL_EC_I2C_ACKNOWLEDGE Acknowledge Generation
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233 * @{
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234 */
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235 #define LL_I2C_ACK I2C_CR1_ACK /*!< ACK is sent after current received byte. */
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236 #define LL_I2C_NACK 0x00000000U /*!< NACK is sent after current received byte.*/
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237 /**
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238 * @}
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239 */
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240
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241 /** @defgroup I2C_LL_EC_DIRECTION Read Write Direction
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242 * @{
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243 */
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244 #define LL_I2C_DIRECTION_WRITE I2C_SR2_TRA /*!< Bus is in write transfer */
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245 #define LL_I2C_DIRECTION_READ 0x00000000U /*!< Bus is in read transfer */
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246 /**
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247 * @}
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248 */
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249
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250 /**
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251 * @}
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252 */
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253
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254 /* Exported macro ------------------------------------------------------------*/
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255 /** @defgroup I2C_LL_Exported_Macros I2C Exported Macros
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256 * @{
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257 */
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258
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259 /** @defgroup I2C_LL_EM_WRITE_READ Common Write and read registers Macros
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260 * @{
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261 */
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262
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263 /**
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264 * @brief Write a value in I2C register
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265 * @param __INSTANCE__ I2C Instance
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266 * @param __REG__ Register to be written
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267 * @param __VALUE__ Value to be written in the register
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268 * @retval None
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269 */
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270 #define LL_I2C_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
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271
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272 /**
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273 * @brief Read a value in I2C register
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274 * @param __INSTANCE__ I2C Instance
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275 * @param __REG__ Register to be read
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276 * @retval Register value
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277 */
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278 #define LL_I2C_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
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279 /**
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280 * @}
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281 */
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282
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283 /** @defgroup I2C_LL_EM_Exported_Macros_Helper Exported_Macros_Helper
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284 * @{
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285 */
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286
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287 /**
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288 * @brief Convert Peripheral Clock Frequency in Mhz.
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289 * @param __PCLK__ This parameter must be a value of peripheral clock (in Hz).
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290 * @retval Value of peripheral clock (in Mhz)
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291 */
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292 #define __LL_I2C_FREQ_HZ_TO_MHZ(__PCLK__) (uint32_t)((__PCLK__)/1000000U)
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293
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294 /**
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295 * @brief Convert Peripheral Clock Frequency in Hz.
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296 * @param __PCLK__ This parameter must be a value of peripheral clock (in Mhz).
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297 * @retval Value of peripheral clock (in Hz)
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298 */
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299 #define __LL_I2C_FREQ_MHZ_TO_HZ(__PCLK__) (uint32_t)((__PCLK__)*1000000U)
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300
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301 /**
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302 * @brief Compute I2C Clock rising time.
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303 * @param __FREQRANGE__ This parameter must be a value of peripheral clock (in Mhz).
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304 * @param __SPEED__ This parameter must be a value lower than 400kHz (in Hz).
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305 * @retval Value between Min_Data=0x02 and Max_Data=0x3F
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306 */
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307 #define __LL_I2C_RISE_TIME(__FREQRANGE__, __SPEED__) (uint32_t)(((__SPEED__) <= LL_I2C_MAX_SPEED_STANDARD) ? ((__FREQRANGE__) + 1U) : ((((__FREQRANGE__) * 300U) / 1000U) + 1U))
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308
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309 /**
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310 * @brief Compute Speed clock range to a Clock Control Register (I2C_CCR_CCR) value.
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311 * @param __PCLK__ This parameter must be a value of peripheral clock (in Hz).
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312 * @param __SPEED__ This parameter must be a value lower than 400kHz (in Hz).
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313 * @param __DUTYCYCLE__ This parameter can be one of the following values:
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314 * @arg @ref LL_I2C_DUTYCYCLE_2
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315 * @arg @ref LL_I2C_DUTYCYCLE_16_9
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316 * @retval Value between Min_Data=0x004 and Max_Data=0xFFF, except in FAST DUTY mode where Min_Data=0x001.
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317 */
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318 #define __LL_I2C_SPEED_TO_CCR(__PCLK__, __SPEED__, __DUTYCYCLE__) (uint32_t)(((__SPEED__) <= LL_I2C_MAX_SPEED_STANDARD)? \
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319 (__LL_I2C_SPEED_STANDARD_TO_CCR((__PCLK__), (__SPEED__))) : \
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320 (__LL_I2C_SPEED_FAST_TO_CCR((__PCLK__), (__SPEED__), (__DUTYCYCLE__))))
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321
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322 /**
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323 * @brief Compute Speed Standard clock range to a Clock Control Register (I2C_CCR_CCR) value.
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324 * @param __PCLK__ This parameter must be a value of peripheral clock (in Hz).
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325 * @param __SPEED__ This parameter must be a value lower than 100kHz (in Hz).
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326 * @retval Value between Min_Data=0x004 and Max_Data=0xFFF.
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327 */
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328 #define __LL_I2C_SPEED_STANDARD_TO_CCR(__PCLK__, __SPEED__) (uint32_t)(((((__PCLK__)/((__SPEED__) << 1U)) & I2C_CCR_CCR) < 4U)? 4U:((__PCLK__) / ((__SPEED__) << 1U)))
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329
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330 /**
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331 * @brief Compute Speed Fast clock range to a Clock Control Register (I2C_CCR_CCR) value.
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332 * @param __PCLK__ This parameter must be a value of peripheral clock (in Hz).
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333 * @param __SPEED__ This parameter must be a value between Min_Data=100Khz and Max_Data=400Khz (in Hz).
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334 * @param __DUTYCYCLE__ This parameter can be one of the following values:
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335 * @arg @ref LL_I2C_DUTYCYCLE_2
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336 * @arg @ref LL_I2C_DUTYCYCLE_16_9
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337 * @retval Value between Min_Data=0x001 and Max_Data=0xFFF
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338 */
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339 #define __LL_I2C_SPEED_FAST_TO_CCR(__PCLK__, __SPEED__, __DUTYCYCLE__) (uint32_t)(((__DUTYCYCLE__) == LL_I2C_DUTYCYCLE_2)? \
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340 (((((__PCLK__) / ((__SPEED__) * 3U)) & I2C_CCR_CCR) == 0U)? 1U:((__PCLK__) / ((__SPEED__) * 3U))) : \
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341 (((((__PCLK__) / ((__SPEED__) * 25U)) & I2C_CCR_CCR) == 0U)? 1U:((__PCLK__) / ((__SPEED__) * 25U))))
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342
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343 /**
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344 * @brief Get the Least significant bits of a 10-Bits address.
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345 * @param __ADDRESS__ This parameter must be a value of a 10-Bits slave address.
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346 * @retval Value between Min_Data=0x00 and Max_Data=0xFF
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347 */
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348 #define __LL_I2C_10BIT_ADDRESS(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FF))))
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349
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350 /**
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351 * @brief Convert a 10-Bits address to a 10-Bits header with Write direction.
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352 * @param __ADDRESS__ This parameter must be a value of a 10-Bits slave address.
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353 * @retval Value between Min_Data=0xF0 and Max_Data=0xF6
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354 */
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355 #define __LL_I2C_10BIT_HEADER_WRITE(__ADDRESS__) ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0x0300))) >> 7) | (uint16_t)(0xF0))))
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356
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357 /**
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358 * @brief Convert a 10-Bits address to a 10-Bits header with Read direction.
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359 * @param __ADDRESS__ This parameter must be a value of a 10-Bits slave address.
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360 * @retval Value between Min_Data=0xF1 and Max_Data=0xF7
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361 */
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362 #define __LL_I2C_10BIT_HEADER_READ(__ADDRESS__) ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0x0300))) >> 7) | (uint16_t)(0xF1))))
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363
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364 /**
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365 * @}
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366 */
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367
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368 /**
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369 * @}
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370 */
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371
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372 /* Exported functions --------------------------------------------------------*/
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373
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374 /** @defgroup I2C_LL_Exported_Functions I2C Exported Functions
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375 * @{
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376 */
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377
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378 /** @defgroup I2C_LL_EF_Configuration Configuration
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379 * @{
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380 */
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381
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382 /**
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383 * @brief Enable I2C peripheral (PE = 1).
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384 * @rmtoll CR1 PE LL_I2C_Enable
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385 * @param I2Cx I2C Instance.
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386 * @retval None
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387 */
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388 __STATIC_INLINE void LL_I2C_Enable(I2C_TypeDef *I2Cx)
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389 {
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390 SET_BIT(I2Cx->CR1, I2C_CR1_PE);
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391 }
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392
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393 /**
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394 * @brief Disable I2C peripheral (PE = 0).
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395 * @rmtoll CR1 PE LL_I2C_Disable
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396 * @param I2Cx I2C Instance.
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397 * @retval None
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398 */
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399 __STATIC_INLINE void LL_I2C_Disable(I2C_TypeDef *I2Cx)
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400 {
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401 CLEAR_BIT(I2Cx->CR1, I2C_CR1_PE);
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402 }
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403
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404 /**
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405 * @brief Check if the I2C peripheral is enabled or disabled.
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406 * @rmtoll CR1 PE LL_I2C_IsEnabled
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407 * @param I2Cx I2C Instance.
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408 * @retval State of bit (1 or 0).
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409 */
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410 __STATIC_INLINE uint32_t LL_I2C_IsEnabled(I2C_TypeDef *I2Cx)
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411 {
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412 return (READ_BIT(I2Cx->CR1, I2C_CR1_PE) == (I2C_CR1_PE));
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413 }
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414
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415 #if defined(I2C_FLTR_ANOFF)&&defined(I2C_FLTR_DNF)
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416 /**
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417 * @brief Configure Noise Filters (Analog and Digital).
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418 * @note If the analog filter is also enabled, the digital filter is added to analog filter.
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419 * The filters can only be programmed when the I2C is disabled (PE = 0).
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420 * @rmtoll FLTR ANOFF LL_I2C_ConfigFilters\n
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421 * FLTR DNF LL_I2C_ConfigFilters
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422 * @param I2Cx I2C Instance.
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423 * @param AnalogFilter This parameter can be one of the following values:
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424 * @arg @ref LL_I2C_ANALOGFILTER_ENABLE
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425 * @arg @ref LL_I2C_ANALOGFILTER_DISABLE
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426 * @param DigitalFilter This parameter must be a value between Min_Data=0x00 (Digital filter disabled) and Max_Data=0x0F (Digital filter enabled and filtering capability up to 15*TPCLK1)
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427 * This parameter is used to configure the digital noise filter on SDA and SCL input. The digital filter will suppress the spikes with a length of up to DNF[3:0]*TPCLK1.
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428 * @retval None
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429 */
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430 __STATIC_INLINE void LL_I2C_ConfigFilters(I2C_TypeDef *I2Cx, uint32_t AnalogFilter, uint32_t DigitalFilter)
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431 {
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432 MODIFY_REG(I2Cx->FLTR, I2C_FLTR_ANOFF | I2C_FLTR_DNF, AnalogFilter | DigitalFilter);
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433 }
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434 #endif
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435 #if defined(I2C_FLTR_DNF)
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436
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437 /**
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438 * @brief Configure Digital Noise Filter.
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439 * @note If the analog filter is also enabled, the digital filter is added to analog filter.
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440 * This filter can only be programmed when the I2C is disabled (PE = 0).
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441 * @rmtoll FLTR DNF LL_I2C_SetDigitalFilter
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442 * @param I2Cx I2C Instance.
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443 * @param DigitalFilter This parameter must be a value between Min_Data=0x00 (Digital filter disabled) and Max_Data=0x0F (Digital filter enabled and filtering capability up to 15*TPCLK1)
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444 * This parameter is used to configure the digital noise filter on SDA and SCL input. The digital filter will suppress the spikes with a length of up to DNF[3:0]*TPCLK1.
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445 * @retval None
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446 */
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447 __STATIC_INLINE void LL_I2C_SetDigitalFilter(I2C_TypeDef *I2Cx, uint32_t DigitalFilter)
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448 {
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449 MODIFY_REG(I2Cx->FLTR, I2C_FLTR_DNF, DigitalFilter);
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450 }
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451
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452 /**
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453 * @brief Get the current Digital Noise Filter configuration.
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454 * @rmtoll FLTR DNF LL_I2C_GetDigitalFilter
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455 * @param I2Cx I2C Instance.
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456 * @retval Value between Min_Data=0x0 and Max_Data=0xF
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457 */
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458 __STATIC_INLINE uint32_t LL_I2C_GetDigitalFilter(I2C_TypeDef *I2Cx)
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459 {
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460 return (uint32_t)(READ_BIT(I2Cx->FLTR, I2C_FLTR_DNF));
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461 }
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462 #endif
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463 #if defined(I2C_FLTR_ANOFF)
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464
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465 /**
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466 * @brief Enable Analog Noise Filter.
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467 * @note This filter can only be programmed when the I2C is disabled (PE = 0).
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468 * @rmtoll FLTR ANOFF LL_I2C_EnableAnalogFilter
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469 * @param I2Cx I2C Instance.
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470 * @retval None
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471 */
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472 __STATIC_INLINE void LL_I2C_EnableAnalogFilter(I2C_TypeDef *I2Cx)
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473 {
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474 CLEAR_BIT(I2Cx->FLTR, I2C_FLTR_ANOFF);
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475 }
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476
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477 /**
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478 * @brief Disable Analog Noise Filter.
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479 * @note This filter can only be programmed when the I2C is disabled (PE = 0).
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480 * @rmtoll FLTR ANOFF LL_I2C_DisableAnalogFilter
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481 * @param I2Cx I2C Instance.
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482 * @retval None
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483 */
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484 __STATIC_INLINE void LL_I2C_DisableAnalogFilter(I2C_TypeDef *I2Cx)
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485 {
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486 SET_BIT(I2Cx->FLTR, I2C_FLTR_ANOFF);
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487 }
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488
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489 /**
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490 * @brief Check if Analog Noise Filter is enabled or disabled.
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491 * @rmtoll FLTR ANOFF LL_I2C_IsEnabledAnalogFilter
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492 * @param I2Cx I2C Instance.
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493 * @retval State of bit (1 or 0).
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494 */
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495 __STATIC_INLINE uint32_t LL_I2C_IsEnabledAnalogFilter(I2C_TypeDef *I2Cx)
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496 {
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497 return (READ_BIT(I2Cx->FLTR, I2C_FLTR_ANOFF) == (I2C_FLTR_ANOFF));
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498 }
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499 #endif
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500
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501 /**
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502 * @brief Enable DMA transmission requests.
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503 * @rmtoll CR2 DMAEN LL_I2C_EnableDMAReq_TX
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504 * @param I2Cx I2C Instance.
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505 * @retval None
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506 */
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507 __STATIC_INLINE void LL_I2C_EnableDMAReq_TX(I2C_TypeDef *I2Cx)
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508 {
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509 SET_BIT(I2Cx->CR2, I2C_CR2_DMAEN);
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510 }
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511
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512 /**
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513 * @brief Disable DMA transmission requests.
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514 * @rmtoll CR2 DMAEN LL_I2C_DisableDMAReq_TX
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515 * @param I2Cx I2C Instance.
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516 * @retval None
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517 */
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518 __STATIC_INLINE void LL_I2C_DisableDMAReq_TX(I2C_TypeDef *I2Cx)
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519 {
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520 CLEAR_BIT(I2Cx->CR2, I2C_CR2_DMAEN);
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521 }
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522
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523 /**
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524 * @brief Check if DMA transmission requests are enabled or disabled.
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525 * @rmtoll CR2 DMAEN LL_I2C_IsEnabledDMAReq_TX
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526 * @param I2Cx I2C Instance.
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527 * @retval State of bit (1 or 0).
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528 */
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529 __STATIC_INLINE uint32_t LL_I2C_IsEnabledDMAReq_TX(I2C_TypeDef *I2Cx)
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530 {
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531 return (READ_BIT(I2Cx->CR2, I2C_CR2_DMAEN) == (I2C_CR2_DMAEN));
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532 }
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533
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534 /**
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535 * @brief Enable DMA reception requests.
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536 * @rmtoll CR2 DMAEN LL_I2C_EnableDMAReq_RX
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537 * @param I2Cx I2C Instance.
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538 * @retval None
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539 */
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540 __STATIC_INLINE void LL_I2C_EnableDMAReq_RX(I2C_TypeDef *I2Cx)
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541 {
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542 SET_BIT(I2Cx->CR2, I2C_CR2_DMAEN);
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543 }
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544
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545 /**
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546 * @brief Disable DMA reception requests.
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547 * @rmtoll CR2 DMAEN LL_I2C_DisableDMAReq_RX
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548 * @param I2Cx I2C Instance.
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549 * @retval None
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550 */
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551 __STATIC_INLINE void LL_I2C_DisableDMAReq_RX(I2C_TypeDef *I2Cx)
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552 {
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553 CLEAR_BIT(I2Cx->CR2, I2C_CR2_DMAEN);
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554 }
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555
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556 /**
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557 * @brief Check if DMA reception requests are enabled or disabled.
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558 * @rmtoll CR2 DMAEN LL_I2C_IsEnabledDMAReq_RX
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559 * @param I2Cx I2C Instance.
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560 * @retval State of bit (1 or 0).
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561 */
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562 __STATIC_INLINE uint32_t LL_I2C_IsEnabledDMAReq_RX(I2C_TypeDef *I2Cx)
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563 {
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564 return (READ_BIT(I2Cx->CR2, I2C_CR2_DMAEN) == (I2C_CR2_DMAEN));
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565 }
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566
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567 /**
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568 * @brief Get the data register address used for DMA transfer.
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569 * @rmtoll DR DR LL_I2C_DMA_GetRegAddr
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570 * @param I2Cx I2C Instance.
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571 * @retval Address of data register
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572 */
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573 __STATIC_INLINE uint32_t LL_I2C_DMA_GetRegAddr(I2C_TypeDef *I2Cx)
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574 {
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575 return (uint32_t) & (I2Cx->DR);
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576 }
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577
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578 /**
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579 * @brief Enable Clock stretching.
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580 * @note This bit can only be programmed when the I2C is disabled (PE = 0).
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581 * @rmtoll CR1 NOSTRETCH LL_I2C_EnableClockStretching
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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582 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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583 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
584 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
585 __STATIC_INLINE void LL_I2C_EnableClockStretching(I2C_TypeDef *I2Cx)
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586 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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587 CLEAR_BIT(I2Cx->CR1, I2C_CR1_NOSTRETCH);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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588 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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589
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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590 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
591 * @brief Disable Clock stretching.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
592 * @note This bit can only be programmed when the I2C is disabled (PE = 0).
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593 * @rmtoll CR1 NOSTRETCH LL_I2C_DisableClockStretching
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
594 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
595 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
596 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
597 __STATIC_INLINE void LL_I2C_DisableClockStretching(I2C_TypeDef *I2Cx)
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598 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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599 SET_BIT(I2Cx->CR1, I2C_CR1_NOSTRETCH);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
600 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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601
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
602 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
603 * @brief Check if Clock stretching is enabled or disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
604 * @rmtoll CR1 NOSTRETCH LL_I2C_IsEnabledClockStretching
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
605 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
606 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
607 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
608 __STATIC_INLINE uint32_t LL_I2C_IsEnabledClockStretching(I2C_TypeDef *I2Cx)
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609 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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610 return (READ_BIT(I2Cx->CR1, I2C_CR1_NOSTRETCH) != (I2C_CR1_NOSTRETCH));
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611 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
612
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
613 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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614 * @brief Enable General Call.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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615 * @note When enabled the Address 0x00 is ACKed.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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616 * @rmtoll CR1 ENGC LL_I2C_EnableGeneralCall
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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617 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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618 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
619 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
620 __STATIC_INLINE void LL_I2C_EnableGeneralCall(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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621 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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622 SET_BIT(I2Cx->CR1, I2C_CR1_ENGC);
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623 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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624
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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625 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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626 * @brief Disable General Call.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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627 * @note When disabled the Address 0x00 is NACKed.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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628 * @rmtoll CR1 ENGC LL_I2C_DisableGeneralCall
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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629 * @param I2Cx I2C Instance.
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630 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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631 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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632 __STATIC_INLINE void LL_I2C_DisableGeneralCall(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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633 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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634 CLEAR_BIT(I2Cx->CR1, I2C_CR1_ENGC);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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635 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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636
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
637 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
638 * @brief Check if General Call is enabled or disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
639 * @rmtoll CR1 ENGC LL_I2C_IsEnabledGeneralCall
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
640 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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641 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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642 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
643 __STATIC_INLINE uint32_t LL_I2C_IsEnabledGeneralCall(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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644 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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645 return (READ_BIT(I2Cx->CR1, I2C_CR1_ENGC) == (I2C_CR1_ENGC));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
646 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
647
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
648 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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649 * @brief Set the Own Address1.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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650 * @rmtoll OAR1 ADD0 LL_I2C_SetOwnAddress1\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
651 * OAR1 ADD1_7 LL_I2C_SetOwnAddress1\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
652 * OAR1 ADD8_9 LL_I2C_SetOwnAddress1\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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653 * OAR1 ADDMODE LL_I2C_SetOwnAddress1
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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654 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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655 * @param OwnAddress1 This parameter must be a value between Min_Data=0 and Max_Data=0x3FF.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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656 * @param OwnAddrSize This parameter can be one of the following values:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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657 * @arg @ref LL_I2C_OWNADDRESS1_7BIT
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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658 * @arg @ref LL_I2C_OWNADDRESS1_10BIT
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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659 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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660 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
661 __STATIC_INLINE void LL_I2C_SetOwnAddress1(I2C_TypeDef *I2Cx, uint32_t OwnAddress1, uint32_t OwnAddrSize)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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662 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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663 MODIFY_REG(I2Cx->OAR1, I2C_OAR1_ADD0 | I2C_OAR1_ADD1_7 | I2C_OAR1_ADD8_9 | I2C_OAR1_ADDMODE, OwnAddress1 | OwnAddrSize);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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664 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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665
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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666 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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667 * @brief Set the 7bits Own Address2.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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668 * @note This action has no effect if own address2 is enabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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669 * @rmtoll OAR2 ADD2 LL_I2C_SetOwnAddress2
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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670 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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671 * @param OwnAddress2 This parameter must be a value between Min_Data=0 and Max_Data=0x7F.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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672 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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673 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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674 __STATIC_INLINE void LL_I2C_SetOwnAddress2(I2C_TypeDef *I2Cx, uint32_t OwnAddress2)
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675 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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676 MODIFY_REG(I2Cx->OAR2, I2C_OAR2_ADD2, OwnAddress2);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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677 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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678
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
679 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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680 * @brief Enable acknowledge on Own Address2 match address.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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681 * @rmtoll OAR2 ENDUAL LL_I2C_EnableOwnAddress2
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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682 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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683 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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684 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
685 __STATIC_INLINE void LL_I2C_EnableOwnAddress2(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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686 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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687 SET_BIT(I2Cx->OAR2, I2C_OAR2_ENDUAL);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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688 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
689
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
690 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
691 * @brief Disable acknowledge on Own Address2 match address.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
692 * @rmtoll OAR2 ENDUAL LL_I2C_DisableOwnAddress2
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
693 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
694 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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695 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
696 __STATIC_INLINE void LL_I2C_DisableOwnAddress2(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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697 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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698 CLEAR_BIT(I2Cx->OAR2, I2C_OAR2_ENDUAL);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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699 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
700
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
701 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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702 * @brief Check if Own Address1 acknowledge is enabled or disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
703 * @rmtoll OAR2 ENDUAL LL_I2C_IsEnabledOwnAddress2
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
704 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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705 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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706 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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707 __STATIC_INLINE uint32_t LL_I2C_IsEnabledOwnAddress2(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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708 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
709 return (READ_BIT(I2Cx->OAR2, I2C_OAR2_ENDUAL) == (I2C_OAR2_ENDUAL));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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710 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
711
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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712 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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713 * @brief Configure the Peripheral clock frequency.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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714 * @rmtoll CR2 FREQ LL_I2C_SetPeriphClock
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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715 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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716 * @param PeriphClock Peripheral Clock (in Hz)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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717 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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718 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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719 __STATIC_INLINE void LL_I2C_SetPeriphClock(I2C_TypeDef *I2Cx, uint32_t PeriphClock)
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720 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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721 MODIFY_REG(I2Cx->CR2, I2C_CR2_FREQ, __LL_I2C_FREQ_HZ_TO_MHZ(PeriphClock));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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722 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
723
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
724 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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725 * @brief Get the Peripheral clock frequency.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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726 * @rmtoll CR2 FREQ LL_I2C_GetPeriphClock
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
727 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
728 * @retval Value of Peripheral Clock (in Hz)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
729 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
730 __STATIC_INLINE uint32_t LL_I2C_GetPeriphClock(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
731 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
732 return (uint32_t)(__LL_I2C_FREQ_MHZ_TO_HZ(READ_BIT(I2Cx->CR2, I2C_CR2_FREQ)));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
733 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
734
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
735 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
736 * @brief Configure the Duty cycle (Fast mode only).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
737 * @rmtoll CCR DUTY LL_I2C_SetDutyCycle
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
738 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
739 * @param DutyCycle This parameter can be one of the following values:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
740 * @arg @ref LL_I2C_DUTYCYCLE_2
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
741 * @arg @ref LL_I2C_DUTYCYCLE_16_9
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
742 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
743 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
744 __STATIC_INLINE void LL_I2C_SetDutyCycle(I2C_TypeDef *I2Cx, uint32_t DutyCycle)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
745 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
746 MODIFY_REG(I2Cx->CCR, I2C_CCR_DUTY, DutyCycle);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
747 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
748
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
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parents:
diff changeset
750 * @brief Get the Duty cycle (Fast mode only).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
751 * @rmtoll CCR DUTY LL_I2C_GetDutyCycle
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
752 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
753 * @retval Returned value can be one of the following values:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
754 * @arg @ref LL_I2C_DUTYCYCLE_2
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
755 * @arg @ref LL_I2C_DUTYCYCLE_16_9
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
756 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
757 __STATIC_INLINE uint32_t LL_I2C_GetDutyCycle(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
758 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
759 return (uint32_t)(READ_BIT(I2Cx->CCR, I2C_CCR_DUTY));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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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
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parents:
diff changeset
762 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
763 * @brief Configure the I2C master clock speed mode.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
764 * @rmtoll CCR FS LL_I2C_SetClockSpeedMode
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
765 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
766 * @param ClockSpeedMode This parameter can be one of the following values:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
767 * @arg @ref LL_I2C_CLOCK_SPEED_STANDARD_MODE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
768 * @arg @ref LL_I2C_CLOCK_SPEED_FAST_MODE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
769 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
770 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
771 __STATIC_INLINE void LL_I2C_SetClockSpeedMode(I2C_TypeDef *I2Cx, uint32_t ClockSpeedMode)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
772 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
773 MODIFY_REG(I2Cx->CCR, I2C_CCR_FS, ClockSpeedMode);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
774 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
775
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
776 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
777 * @brief Get the the I2C master speed mode.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
778 * @rmtoll CCR FS LL_I2C_GetClockSpeedMode
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
779 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
780 * @retval Returned value can be one of the following values:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
781 * @arg @ref LL_I2C_CLOCK_SPEED_STANDARD_MODE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
782 * @arg @ref LL_I2C_CLOCK_SPEED_FAST_MODE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
783 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
784 __STATIC_INLINE uint32_t LL_I2C_GetClockSpeedMode(I2C_TypeDef *I2Cx)
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 return (uint32_t)(READ_BIT(I2Cx->CCR, I2C_CCR_FS));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
787 }
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
790 * @brief Configure the SCL, SDA rising time.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
791 * @note This bit can only be programmed when the I2C is disabled (PE = 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
792 * @rmtoll TRISE TRISE LL_I2C_SetRiseTime
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
793 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
794 * @param RiseTime This parameter must be a value between Min_Data=0x02 and Max_Data=0x3F.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
795 * @retval None
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 __STATIC_INLINE void LL_I2C_SetRiseTime(I2C_TypeDef *I2Cx, uint32_t RiseTime)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
798 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
799 MODIFY_REG(I2Cx->TRISE, I2C_TRISE_TRISE, RiseTime);
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
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 * @brief Get the SCL, SDA rising time.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
804 * @rmtoll TRISE TRISE LL_I2C_GetRiseTime
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
805 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
806 * @retval Value between Min_Data=0x02 and Max_Data=0x3F
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 __STATIC_INLINE uint32_t LL_I2C_GetRiseTime(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
809 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
810 return (uint32_t)(READ_BIT(I2Cx->TRISE, I2C_TRISE_TRISE));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
811 }
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
814 * @brief Configure the SCL high and low period.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
815 * @note This bit can only be programmed when the I2C is disabled (PE = 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
816 * @rmtoll CCR CCR LL_I2C_SetClockPeriod
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
817 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
818 * @param ClockPeriod This parameter must be a value between Min_Data=0x004 and Max_Data=0xFFF, except in FAST DUTY mode where Min_Data=0x001.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
819 * @retval None
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
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diff changeset
821 __STATIC_INLINE void LL_I2C_SetClockPeriod(I2C_TypeDef *I2Cx, uint32_t ClockPeriod)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
822 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
823 MODIFY_REG(I2Cx->CCR, I2C_CCR_CCR, ClockPeriod);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
824 }
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
827 * @brief Get the SCL high and low period.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
828 * @rmtoll CCR CCR LL_I2C_GetClockPeriod
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
829 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
830 * @retval Value between Min_Data=0x004 and Max_Data=0xFFF, except in FAST DUTY mode where Min_Data=0x001.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
831 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
832 __STATIC_INLINE uint32_t LL_I2C_GetClockPeriod(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
833 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
834 return (uint32_t)(READ_BIT(I2Cx->CCR, I2C_CCR_CCR));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
835 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
836
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 * @brief Configure the SCL speed.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
839 * @note This bit can only be programmed when the I2C is disabled (PE = 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
840 * @rmtoll CR2 FREQ LL_I2C_ConfigSpeed\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
841 * TRISE TRISE LL_I2C_ConfigSpeed\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
842 * CCR FS LL_I2C_ConfigSpeed\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
843 * CCR DUTY LL_I2C_ConfigSpeed\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
844 * CCR CCR LL_I2C_ConfigSpeed
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
845 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
846 * @param PeriphClock Peripheral Clock (in Hz)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
847 * @param ClockSpeed This parameter must be a value lower than 400kHz (in Hz).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
848 * @param DutyCycle This parameter can be one of the following values:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
849 * @arg @ref LL_I2C_DUTYCYCLE_2
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
850 * @arg @ref LL_I2C_DUTYCYCLE_16_9
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
851 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
852 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
853 __STATIC_INLINE void LL_I2C_ConfigSpeed(I2C_TypeDef *I2Cx, uint32_t PeriphClock, uint32_t ClockSpeed,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
854 uint32_t DutyCycle)
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
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diff changeset
856 register uint32_t freqrange = 0x0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
857 register uint32_t clockconfig = 0x0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
858
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
859 /* Compute frequency range */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
860 freqrange = __LL_I2C_FREQ_HZ_TO_MHZ(PeriphClock);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
861
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
862 /* Configure I2Cx: Frequency range register */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
863 MODIFY_REG(I2Cx->CR2, I2C_CR2_FREQ, freqrange);
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 /* Configure I2Cx: Rise Time register */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
866 MODIFY_REG(I2Cx->TRISE, I2C_TRISE_TRISE, __LL_I2C_RISE_TIME(freqrange, ClockSpeed));
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 /* Configure Speed mode, Duty Cycle and Clock control register value */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
869 if (ClockSpeed > LL_I2C_MAX_SPEED_STANDARD)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
870 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
871 /* Set Speed mode at fast and duty cycle for Clock Speed request in fast clock range */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
872 clockconfig = LL_I2C_CLOCK_SPEED_FAST_MODE | \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
873 __LL_I2C_SPEED_FAST_TO_CCR(PeriphClock, ClockSpeed, DutyCycle) | \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
874 DutyCycle;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
875 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
876 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
877 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
878 /* Set Speed mode at standard for Clock Speed request in standard clock range */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
879 clockconfig = LL_I2C_CLOCK_SPEED_STANDARD_MODE | \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
880 __LL_I2C_SPEED_STANDARD_TO_CCR(PeriphClock, ClockSpeed);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
881 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
882
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
883 /* Configure I2Cx: Clock control register */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
884 MODIFY_REG(I2Cx->CCR, (I2C_CCR_FS | I2C_CCR_DUTY | I2C_CCR_CCR), clockconfig);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
885 }
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
888 * @brief Configure peripheral mode.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
889 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
890 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
891 * @rmtoll CR1 SMBUS LL_I2C_SetMode\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
892 * CR1 SMBTYPE LL_I2C_SetMode\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
893 * CR1 ENARP LL_I2C_SetMode
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
894 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
895 * @param PeripheralMode This parameter can be one of the following values:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
896 * @arg @ref LL_I2C_MODE_I2C
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
897 * @arg @ref LL_I2C_MODE_SMBUS_HOST
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
898 * @arg @ref LL_I2C_MODE_SMBUS_DEVICE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
899 * @arg @ref LL_I2C_MODE_SMBUS_DEVICE_ARP
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
900 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
901 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
902 __STATIC_INLINE void LL_I2C_SetMode(I2C_TypeDef *I2Cx, uint32_t PeripheralMode)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
903 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
904 MODIFY_REG(I2Cx->CR1, I2C_CR1_SMBUS | I2C_CR1_SMBTYPE | I2C_CR1_ENARP, PeripheralMode);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
905 }
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
908 * @brief Get peripheral mode.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
909 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
910 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
911 * @rmtoll CR1 SMBUS LL_I2C_GetMode\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
912 * CR1 SMBTYPE LL_I2C_GetMode\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
913 * CR1 ENARP LL_I2C_GetMode
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
914 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
915 * @retval Returned value can be one of the following values:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
916 * @arg @ref LL_I2C_MODE_I2C
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
917 * @arg @ref LL_I2C_MODE_SMBUS_HOST
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
918 * @arg @ref LL_I2C_MODE_SMBUS_DEVICE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
919 * @arg @ref LL_I2C_MODE_SMBUS_DEVICE_ARP
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 __STATIC_INLINE uint32_t LL_I2C_GetMode(I2C_TypeDef *I2Cx)
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 return (uint32_t)(READ_BIT(I2Cx->CR1, I2C_CR1_SMBUS | I2C_CR1_SMBTYPE | I2C_CR1_ENARP));
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
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 * @brief Enable SMBus alert (Host or Device mode)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
928 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
929 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
930 * @note SMBus Device mode:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
931 * - SMBus Alert pin is drived low and
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
932 * Alert Response Address Header acknowledge is enabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
933 * SMBus Host mode:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
934 * - SMBus Alert pin management is supported.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
935 * @rmtoll CR1 ALERT LL_I2C_EnableSMBusAlert
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
936 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
937 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
938 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
939 __STATIC_INLINE void LL_I2C_EnableSMBusAlert(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
940 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
941 SET_BIT(I2Cx->CR1, I2C_CR1_ALERT);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
942 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
943
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 * @brief Disable SMBus alert (Host or Device mode)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
946 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
947 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
948 * @note SMBus Device mode:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
949 * - SMBus Alert pin is not drived (can be used as a standard GPIO) and
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
950 * Alert Response Address Header acknowledge is disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
951 * SMBus Host mode:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
952 * - SMBus Alert pin management is not supported.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
953 * @rmtoll CR1 ALERT LL_I2C_DisableSMBusAlert
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
954 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
955 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
956 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
957 __STATIC_INLINE void LL_I2C_DisableSMBusAlert(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
958 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
959 CLEAR_BIT(I2Cx->CR1, I2C_CR1_ALERT);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
960 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
961
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
962 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
963 * @brief Check if SMBus alert (Host or Device mode) is enabled or disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
964 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
965 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
966 * @rmtoll CR1 ALERT LL_I2C_IsEnabledSMBusAlert
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
967 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
968 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
969 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
970 __STATIC_INLINE uint32_t LL_I2C_IsEnabledSMBusAlert(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
971 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
972 return (READ_BIT(I2Cx->CR1, I2C_CR1_ALERT) == (I2C_CR1_ALERT));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
973 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
974
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
975 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
976 * @brief Enable SMBus Packet Error Calculation (PEC).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
977 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
978 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
979 * @rmtoll CR1 ENPEC LL_I2C_EnableSMBusPEC
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
980 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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981 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
982 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
983 __STATIC_INLINE void LL_I2C_EnableSMBusPEC(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
984 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
985 SET_BIT(I2Cx->CR1, I2C_CR1_ENPEC);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
986 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
987
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
988 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
989 * @brief Disable SMBus Packet Error Calculation (PEC).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
990 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
991 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
992 * @rmtoll CR1 ENPEC LL_I2C_DisableSMBusPEC
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
993 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
994 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
995 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
996 __STATIC_INLINE void LL_I2C_DisableSMBusPEC(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
997 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
998 CLEAR_BIT(I2Cx->CR1, I2C_CR1_ENPEC);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
999 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1000
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1001 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1002 * @brief Check if SMBus Packet Error Calculation (PEC) is enabled or disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1003 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1004 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1005 * @rmtoll CR1 ENPEC LL_I2C_IsEnabledSMBusPEC
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1006 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1007 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1008 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1009 __STATIC_INLINE uint32_t LL_I2C_IsEnabledSMBusPEC(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1010 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1011 return (READ_BIT(I2Cx->CR1, I2C_CR1_ENPEC) == (I2C_CR1_ENPEC));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1012 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1013
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1014 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1015 * @}
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1016 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1017
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1018 /** @defgroup I2C_LL_EF_IT_Management IT_Management
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1019 * @{
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1020 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1021
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 * @brief Enable TXE interrupt.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1024 * @rmtoll CR2 ITEVTEN LL_I2C_EnableIT_TX\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1025 * CR2 ITBUFEN LL_I2C_EnableIT_TX
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1026 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1027 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1028 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1029 __STATIC_INLINE void LL_I2C_EnableIT_TX(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1030 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1031 SET_BIT(I2Cx->CR2, I2C_CR2_ITEVTEN | I2C_CR2_ITBUFEN);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1032 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1033
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 * @brief Disable TXE interrupt.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1036 * @rmtoll CR2 ITEVTEN LL_I2C_DisableIT_TX\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1037 * CR2 ITBUFEN LL_I2C_DisableIT_TX
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1038 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1039 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1040 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1041 __STATIC_INLINE void LL_I2C_DisableIT_TX(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1042 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1043 CLEAR_BIT(I2Cx->CR2, I2C_CR2_ITEVTEN | I2C_CR2_ITBUFEN);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1044 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1045
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1046 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1047 * @brief Check if the TXE Interrupt is enabled or disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1048 * @rmtoll CR2 ITEVTEN LL_I2C_IsEnabledIT_TX\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1049 * CR2 ITBUFEN LL_I2C_IsEnabledIT_TX
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1050 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1051 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1052 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1053 __STATIC_INLINE uint32_t LL_I2C_IsEnabledIT_TX(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1054 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1055 return (READ_BIT(I2Cx->CR2, I2C_CR2_ITEVTEN | I2C_CR2_ITBUFEN) == (I2C_CR2_ITEVTEN | I2C_CR2_ITBUFEN));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1056 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1057
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1058 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1059 * @brief Enable RXNE interrupt.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1060 * @rmtoll CR2 ITEVTEN LL_I2C_EnableIT_RX\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1061 * CR2 ITBUFEN LL_I2C_EnableIT_RX
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1062 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1063 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1064 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1065 __STATIC_INLINE void LL_I2C_EnableIT_RX(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1066 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1067 SET_BIT(I2Cx->CR2, I2C_CR2_ITEVTEN | I2C_CR2_ITBUFEN);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1068 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1069
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1070 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1071 * @brief Disable RXNE interrupt.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1072 * @rmtoll CR2 ITEVTEN LL_I2C_DisableIT_RX\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1073 * CR2 ITBUFEN LL_I2C_DisableIT_RX
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1074 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1075 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1076 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1077 __STATIC_INLINE void LL_I2C_DisableIT_RX(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1078 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1079 CLEAR_BIT(I2Cx->CR2, I2C_CR2_ITEVTEN | I2C_CR2_ITBUFEN);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1080 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1081
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1082 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1083 * @brief Check if the RXNE Interrupt is enabled or disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1084 * @rmtoll CR2 ITEVTEN LL_I2C_IsEnabledIT_RX\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1085 * CR2 ITBUFEN LL_I2C_IsEnabledIT_RX
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1086 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1087 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1088 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1089 __STATIC_INLINE uint32_t LL_I2C_IsEnabledIT_RX(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1090 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1091 return (READ_BIT(I2Cx->CR2, I2C_CR2_ITEVTEN | I2C_CR2_ITBUFEN) == (I2C_CR2_ITEVTEN | I2C_CR2_ITBUFEN));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1092 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1093
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1094 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1095 * @brief Enable Events interrupts.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1096 * @note Any of these events will generate interrupt :
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1097 * Start Bit (SB)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1098 * Address sent, Address matched (ADDR)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1099 * 10-bit header sent (ADD10)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1100 * Stop detection (STOPF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1101 * Byte transfer finished (BTF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1102 *
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1103 * @note Any of these events will generate interrupt if Buffer interrupts are enabled too(using unitary function @ref LL_I2C_EnableIT_BUF()) :
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1104 * Receive buffer not empty (RXNE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1105 * Transmit buffer empty (TXE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1106 * @rmtoll CR2 ITEVTEN LL_I2C_EnableIT_EVT
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1107 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1108 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1109 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1110 __STATIC_INLINE void LL_I2C_EnableIT_EVT(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1111 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1112 SET_BIT(I2Cx->CR2, I2C_CR2_ITEVTEN);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1113 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1114
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1115 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1116 * @brief Disable Events interrupts.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1117 * @note Any of these events will generate interrupt :
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1118 * Start Bit (SB)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1119 * Address sent, Address matched (ADDR)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1120 * 10-bit header sent (ADD10)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1121 * Stop detection (STOPF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1122 * Byte transfer finished (BTF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1123 * Receive buffer not empty (RXNE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1124 * Transmit buffer empty (TXE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1125 * @rmtoll CR2 ITEVTEN LL_I2C_DisableIT_EVT
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1126 * @param I2Cx I2C Instance.
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1127 * @retval None
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1128 */
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1129 __STATIC_INLINE void LL_I2C_DisableIT_EVT(I2C_TypeDef *I2Cx)
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1130 {
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1131 CLEAR_BIT(I2Cx->CR2, I2C_CR2_ITEVTEN);
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1132 }
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1133
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1134 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1135 * @brief Check if Events interrupts are enabled or disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1136 * @rmtoll CR2 ITEVTEN LL_I2C_IsEnabledIT_EVT
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1137 * @param I2Cx I2C Instance.
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1138 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1139 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1140 __STATIC_INLINE uint32_t LL_I2C_IsEnabledIT_EVT(I2C_TypeDef *I2Cx)
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1141 {
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1142 return (READ_BIT(I2Cx->CR2, I2C_CR2_ITEVTEN) == (I2C_CR2_ITEVTEN));
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1143 }
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1144
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1145 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1146 * @brief Enable Buffer interrupts.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1147 * @note Any of these Buffer events will generate interrupt if Events interrupts are enabled too(using unitary function @ref LL_I2C_EnableIT_EVT()) :
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1148 * Receive buffer not empty (RXNE)
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1149 * Transmit buffer empty (TXE)
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1150 * @rmtoll CR2 ITBUFEN LL_I2C_EnableIT_BUF
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1151 * @param I2Cx I2C Instance.
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1152 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1153 */
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1154 __STATIC_INLINE void LL_I2C_EnableIT_BUF(I2C_TypeDef *I2Cx)
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1155 {
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1156 SET_BIT(I2Cx->CR2, I2C_CR2_ITBUFEN);
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1157 }
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1158
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1159 /**
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1160 * @brief Disable Buffer interrupts.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1161 * @note Any of these Buffer events will generate interrupt :
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1162 * Receive buffer not empty (RXNE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1163 * Transmit buffer empty (TXE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1164 * @rmtoll CR2 ITBUFEN LL_I2C_DisableIT_BUF
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1165 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1166 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1167 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1168 __STATIC_INLINE void LL_I2C_DisableIT_BUF(I2C_TypeDef *I2Cx)
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 CLEAR_BIT(I2Cx->CR2, I2C_CR2_ITBUFEN);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1171 }
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1174 * @brief Check if Buffer interrupts are enabled or disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1175 * @rmtoll CR2 ITBUFEN LL_I2C_IsEnabledIT_BUF
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1176 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1177 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1178 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1179 __STATIC_INLINE uint32_t LL_I2C_IsEnabledIT_BUF(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1180 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1181 return (READ_BIT(I2Cx->CR2, I2C_CR2_ITBUFEN) == (I2C_CR2_ITBUFEN));
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 Enable Error interrupts.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1186 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1187 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1188 * @note Any of these errors will generate interrupt :
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1189 * Bus Error detection (BERR)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1190 * Arbitration Loss (ARLO)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1191 * Acknowledge Failure(AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1192 * Overrun/Underrun (OVR)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1193 * SMBus Timeout detection (TIMEOUT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1194 * SMBus PEC error detection (PECERR)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1195 * SMBus Alert pin event detection (SMBALERT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1196 * @rmtoll CR2 ITERREN LL_I2C_EnableIT_ERR
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1197 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1198 * @retval None
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 __STATIC_INLINE void LL_I2C_EnableIT_ERR(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1201 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1202 SET_BIT(I2Cx->CR2, I2C_CR2_ITERREN);
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
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 * @brief Disable Error interrupts.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1207 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1208 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1209 * @note Any of these errors will generate interrupt :
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1210 * Bus Error detection (BERR)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1211 * Arbitration Loss (ARLO)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1212 * Acknowledge Failure(AF)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1213 * Overrun/Underrun (OVR)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1214 * SMBus Timeout detection (TIMEOUT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1215 * SMBus PEC error detection (PECERR)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1216 * SMBus Alert pin event detection (SMBALERT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1217 * @rmtoll CR2 ITERREN LL_I2C_DisableIT_ERR
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1218 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1219 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1220 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1221 __STATIC_INLINE void LL_I2C_DisableIT_ERR(I2C_TypeDef *I2Cx)
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 CLEAR_BIT(I2Cx->CR2, I2C_CR2_ITERREN);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1224 }
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 * @brief Check if Error interrupts are enabled or disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1228 * @rmtoll CR2 ITERREN LL_I2C_IsEnabledIT_ERR
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1229 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1230 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1231 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1232 __STATIC_INLINE uint32_t LL_I2C_IsEnabledIT_ERR(I2C_TypeDef *I2Cx)
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 return (READ_BIT(I2Cx->CR2, I2C_CR2_ITERREN) == (I2C_CR2_ITERREN));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1235 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1236
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1237 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1238 * @}
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1239 */
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 /** @defgroup I2C_LL_EF_FLAG_management FLAG_management
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1242 * @{
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
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1245 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1246 * @brief Indicate the status of Transmit data register empty flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1247 * @note RESET: When next data is written in Transmit data register.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1248 * SET: When Transmit data register is empty.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1249 * @rmtoll SR1 TXE LL_I2C_IsActiveFlag_TXE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1250 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1251 * @retval State of bit (1 or 0).
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 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_TXE(I2C_TypeDef *I2Cx)
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 return (READ_BIT(I2Cx->SR1, I2C_SR1_TXE) == (I2C_SR1_TXE));
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
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 * @brief Indicate the status of Byte Transfer Finished flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1260 * RESET: When Data byte transfer not done.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1261 * SET: When Data byte transfer succeeded.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1262 * @rmtoll SR1 BTF LL_I2C_IsActiveFlag_BTF
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1263 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1264 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1265 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1266 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_BTF(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1267 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1268 return (READ_BIT(I2Cx->SR1, I2C_SR1_BTF) == (I2C_SR1_BTF));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1269 }
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1272 * @brief Indicate the status of Receive data register not empty flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1273 * @note RESET: When Receive data register is read.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1274 * SET: When the received data is copied in Receive data register.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1275 * @rmtoll SR1 RXNE LL_I2C_IsActiveFlag_RXNE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1276 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1277 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1278 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1279 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_RXNE(I2C_TypeDef *I2Cx)
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 return (READ_BIT(I2Cx->SR1, I2C_SR1_RXNE) == (I2C_SR1_RXNE));
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
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1284 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1285 * @brief Indicate the status of Start Bit (master mode).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1286 * @note RESET: When No Start condition.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1287 * SET: When Start condition is generated.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1288 * @rmtoll SR1 SB LL_I2C_IsActiveFlag_SB
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1289 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1290 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1291 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1292 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_SB(I2C_TypeDef *I2Cx)
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 return (READ_BIT(I2Cx->SR1, I2C_SR1_SB) == (I2C_SR1_SB));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1295 }
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
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diff changeset
1297 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1298 * @brief Indicate the status of Address sent (master mode) or Address matched flag (slave mode).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1299 * @note RESET: Clear default value.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1300 * SET: When the address is fully sent (master mode) or when the received slave address matched with one of the enabled slave address (slave mode).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1301 * @rmtoll SR1 ADDR LL_I2C_IsActiveFlag_ADDR
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1302 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1303 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1304 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1305 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_ADDR(I2C_TypeDef *I2Cx)
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
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parents:
diff changeset
1307 return (READ_BIT(I2Cx->SR1, I2C_SR1_ADDR) == (I2C_SR1_ADDR));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1308 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1309
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 * @brief Indicate the status of 10-bit header sent (master mode).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1312 * @note RESET: When no ADD10 event occured.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1313 * SET: When the master has sent the first address byte (header).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1314 * @rmtoll SR1 ADD10 LL_I2C_IsActiveFlag_ADD10
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1315 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1316 * @retval State of bit (1 or 0).
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 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_ADD10(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1319 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1320 return (READ_BIT(I2Cx->SR1, I2C_SR1_ADD10) == (I2C_SR1_ADD10));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1321 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1322
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 * @brief Indicate the status of Acknowledge failure flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1325 * @note RESET: No acknowledge failure.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1326 * SET: When an acknowledge failure is received after a byte transmission.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1327 * @rmtoll SR1 AF LL_I2C_IsActiveFlag_AF
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1328 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1329 * @retval State of bit (1 or 0).
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 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_AF(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1332 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1333 return (READ_BIT(I2Cx->SR1, I2C_SR1_AF) == (I2C_SR1_AF));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1334 }
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1337 * @brief Indicate the status of Stop detection flag (slave mode).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1338 * @note RESET: Clear default value.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1339 * SET: When a Stop condition is detected.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1340 * @rmtoll SR1 STOPF LL_I2C_IsActiveFlag_STOP
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1341 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1342 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1343 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1344 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_STOP(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1345 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1346 return (READ_BIT(I2Cx->SR1, I2C_SR1_STOPF) == (I2C_SR1_STOPF));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1347 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1348
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1349 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1350 * @brief Indicate the status of Bus error flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1351 * @note RESET: Clear default value.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1352 * SET: When a misplaced Start or Stop condition is detected.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1353 * @rmtoll SR1 BERR LL_I2C_IsActiveFlag_BERR
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1354 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1355 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1356 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1357 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_BERR(I2C_TypeDef *I2Cx)
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 return (READ_BIT(I2Cx->SR1, I2C_SR1_BERR) == (I2C_SR1_BERR));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1360 }
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1363 * @brief Indicate the status of Arbitration lost flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1364 * @note RESET: Clear default value.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1365 * SET: When arbitration lost.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1366 * @rmtoll SR1 ARLO LL_I2C_IsActiveFlag_ARLO
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1367 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1368 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1369 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1370 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_ARLO(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1371 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1372 return (READ_BIT(I2Cx->SR1, I2C_SR1_ARLO) == (I2C_SR1_ARLO));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1373 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1374
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 * @brief Indicate the status of Overrun/Underrun flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1377 * @note RESET: Clear default value.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1378 * SET: When an overrun/underrun error occurs (Clock Stretching Disabled).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1379 * @rmtoll SR1 OVR LL_I2C_IsActiveFlag_OVR
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1380 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1381 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1382 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1383 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_OVR(I2C_TypeDef *I2Cx)
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 return (READ_BIT(I2Cx->SR1, I2C_SR1_OVR) == (I2C_SR1_OVR));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1386 }
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1389 * @brief Indicate the status of SMBus PEC error flag in reception.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1390 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1391 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1392 * @rmtoll SR1 PECERR LL_I2C_IsActiveSMBusFlag_PECERR
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1393 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1394 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1395 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1396 __STATIC_INLINE uint32_t LL_I2C_IsActiveSMBusFlag_PECERR(I2C_TypeDef *I2Cx)
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 return (READ_BIT(I2Cx->SR1, I2C_SR1_PECERR) == (I2C_SR1_PECERR));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1399 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1400
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 * @brief Indicate the status of SMBus Timeout detection flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1403 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1404 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1405 * @rmtoll SR1 TIMEOUT LL_I2C_IsActiveSMBusFlag_TIMEOUT
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1406 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1407 * @retval State of bit (1 or 0).
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 __STATIC_INLINE uint32_t LL_I2C_IsActiveSMBusFlag_TIMEOUT(I2C_TypeDef *I2Cx)
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 return (READ_BIT(I2Cx->SR1, I2C_SR1_TIMEOUT) == (I2C_SR1_TIMEOUT));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1412 }
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1415 * @brief Indicate the status of SMBus alert flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1416 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1417 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1418 * @rmtoll SR1 SMBALERT LL_I2C_IsActiveSMBusFlag_ALERT
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1419 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1420 * @retval State of bit (1 or 0).
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 __STATIC_INLINE uint32_t LL_I2C_IsActiveSMBusFlag_ALERT(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1423 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1424 return (READ_BIT(I2Cx->SR1, I2C_SR1_SMBALERT) == (I2C_SR1_SMBALERT));
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1428 * @brief Indicate the status of Bus Busy flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1429 * @note RESET: Clear default value.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1430 * SET: When a Start condition is detected.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1431 * @rmtoll SR2 BUSY LL_I2C_IsActiveFlag_BUSY
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1432 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1433 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1434 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1435 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_BUSY(I2C_TypeDef *I2Cx)
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 (READ_BIT(I2Cx->SR2, I2C_SR2_BUSY) == (I2C_SR2_BUSY));
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
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 * @brief Indicate the status of Dual flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1442 * @note RESET: Received address matched with OAR1.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1443 * SET: Received address matched with OAR2.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1444 * @rmtoll SR2 DUALF LL_I2C_IsActiveFlag_DUAL
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1445 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1446 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1447 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1448 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_DUAL(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1449 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1450 return (READ_BIT(I2Cx->SR2, I2C_SR2_DUALF) == (I2C_SR2_DUALF));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1451 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1452
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1453 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1454 * @brief Indicate the status of SMBus Host address reception (Slave mode).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1455 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1456 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1457 * @note RESET: No SMBus Host address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1458 * SET: SMBus Host address received.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1459 * @note This status is cleared by hardware after a STOP condition or repeated START condition.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1460 * @rmtoll SR2 SMBHOST LL_I2C_IsActiveSMBusFlag_SMBHOST
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1461 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1462 * @retval State of bit (1 or 0).
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 __STATIC_INLINE uint32_t LL_I2C_IsActiveSMBusFlag_SMBHOST(I2C_TypeDef *I2Cx)
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 return (READ_BIT(I2Cx->SR2, I2C_SR2_SMBHOST) == (I2C_SR2_SMBHOST));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1467 }
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1470 * @brief Indicate the status of SMBus Device default address reception (Slave mode).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1471 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1472 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1473 * @note RESET: No SMBus Device default address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1474 * SET: SMBus Device default address received.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1475 * @note This status is cleared by hardware after a STOP condition or repeated START condition.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1476 * @rmtoll SR2 SMBDEFAULT LL_I2C_IsActiveSMBusFlag_SMBDEFAULT
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1477 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1478 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1479 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1480 __STATIC_INLINE uint32_t LL_I2C_IsActiveSMBusFlag_SMBDEFAULT(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1481 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1482 return (READ_BIT(I2Cx->SR2, I2C_SR2_SMBDEFAULT) == (I2C_SR2_SMBDEFAULT));
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
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 * @brief Indicate the status of General call address reception (Slave mode).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1487 * @note RESET: No Generall call address
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1488 * SET: General call address received.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1489 * @note This status is cleared by hardware after a STOP condition or repeated START condition.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1490 * @rmtoll SR2 GENCALL LL_I2C_IsActiveFlag_GENCALL
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1491 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1492 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1493 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1494 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_GENCALL(I2C_TypeDef *I2Cx)
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 return (READ_BIT(I2Cx->SR2, I2C_SR2_GENCALL) == (I2C_SR2_GENCALL));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1497 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1498
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 * @brief Indicate the status of Master/Slave flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1501 * @note RESET: Slave Mode.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1502 * SET: Master Mode.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1503 * @rmtoll SR2 MSL LL_I2C_IsActiveFlag_MSL
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1504 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1505 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1506 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1507 __STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_MSL(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1508 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1509 return (READ_BIT(I2Cx->SR2, I2C_SR2_MSL) == (I2C_SR2_MSL));
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
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 * @brief Clear Address Matched flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1514 * @note Clearing this flag is done by a read access to the I2Cx_SR1
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1515 * register followed by a read access to the I2Cx_SR2 register.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1516 * @rmtoll SR1 ADDR LL_I2C_ClearFlag_ADDR
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1517 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1518 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1519 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1520 __STATIC_INLINE void LL_I2C_ClearFlag_ADDR(I2C_TypeDef *I2Cx)
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 __IO uint32_t tmpreg;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1523 tmpreg = I2Cx->SR1;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1524 (void) tmpreg;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1525 tmpreg = I2Cx->SR2;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1526 (void) tmpreg;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1527 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1528
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 * @brief Clear Acknowledge failure flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1531 * @rmtoll SR1 AF LL_I2C_ClearFlag_AF
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1532 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1533 * @retval None
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 __STATIC_INLINE void LL_I2C_ClearFlag_AF(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1536 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1537 CLEAR_BIT(I2Cx->SR1, I2C_SR1_AF);
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
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1540 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1541 * @brief Clear Stop detection flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1542 * @note Clearing this flag is done by a read access to the I2Cx_SR1
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1543 * register followed by a write access to I2Cx_CR1 register.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1544 * @rmtoll SR1 STOPF LL_I2C_ClearFlag_STOP\n
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1545 * CR1 PE LL_I2C_ClearFlag_STOP
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1546 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1547 * @retval None
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 __STATIC_INLINE void LL_I2C_ClearFlag_STOP(I2C_TypeDef *I2Cx)
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 __IO uint32_t tmpreg;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1552 tmpreg = I2Cx->SR1;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1553 (void) tmpreg;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1554 SET_BIT(I2Cx->CR1, I2C_CR1_PE);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1555 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1556
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 * @brief Clear Bus error flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1559 * @rmtoll SR1 BERR LL_I2C_ClearFlag_BERR
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1560 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1561 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1562 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1563 __STATIC_INLINE void LL_I2C_ClearFlag_BERR(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1564 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1565 CLEAR_BIT(I2Cx->SR1, I2C_SR1_BERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1566 }
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 * @brief Clear Arbitration lost flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1570 * @rmtoll SR1 ARLO LL_I2C_ClearFlag_ARLO
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1571 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1572 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1573 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1574 __STATIC_INLINE void LL_I2C_ClearFlag_ARLO(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1575 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1576 CLEAR_BIT(I2Cx->SR1, I2C_SR1_ARLO);
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
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1579 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1580 * @brief Clear Overrun/Underrun flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1581 * @rmtoll SR1 OVR LL_I2C_ClearFlag_OVR
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1582 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1583 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1584 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1585 __STATIC_INLINE void LL_I2C_ClearFlag_OVR(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1586 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1587 CLEAR_BIT(I2Cx->SR1, I2C_SR1_OVR);
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
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1590 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1591 * @brief Clear SMBus PEC error flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1592 * @rmtoll SR1 PECERR LL_I2C_ClearSMBusFlag_PECERR
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1593 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1594 * @retval None
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 __STATIC_INLINE void LL_I2C_ClearSMBusFlag_PECERR(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1597 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1598 CLEAR_BIT(I2Cx->SR1, I2C_SR1_PECERR);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1599 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1600
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1601 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1602 * @brief Clear SMBus Timeout detection flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1603 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1604 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1605 * @rmtoll SR1 TIMEOUT LL_I2C_ClearSMBusFlag_TIMEOUT
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1606 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1607 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1608 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1609 __STATIC_INLINE void LL_I2C_ClearSMBusFlag_TIMEOUT(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1610 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1611 CLEAR_BIT(I2Cx->SR1, I2C_SR1_TIMEOUT);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1612 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1613
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1614 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1615 * @brief Clear SMBus Alert flag.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1616 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1617 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1618 * @rmtoll SR1 SMBALERT LL_I2C_ClearSMBusFlag_ALERT
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1619 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1620 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1621 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1622 __STATIC_INLINE void LL_I2C_ClearSMBusFlag_ALERT(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1623 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1624 CLEAR_BIT(I2Cx->SR1, I2C_SR1_SMBALERT);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1625 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1626
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1627 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1628 * @}
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1629 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1630
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1631 /** @defgroup I2C_LL_EF_Data_Management Data_Management
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1632 * @{
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1633 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1634
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1635 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1636 * @brief Enable Reset of I2C peripheral.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1637 * @rmtoll CR1 SWRST LL_I2C_EnableReset
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1638 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1639 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1640 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1641 __STATIC_INLINE void LL_I2C_EnableReset(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1642 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1643 SET_BIT(I2Cx->CR1, I2C_CR1_SWRST);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1644 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1645
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1646 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1647 * @brief Disable Reset of I2C peripheral.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1648 * @rmtoll CR1 SWRST LL_I2C_DisableReset
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1649 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1650 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1651 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1652 __STATIC_INLINE void LL_I2C_DisableReset(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1653 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1654 CLEAR_BIT(I2Cx->CR1, I2C_CR1_SWRST);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1655 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1656
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1657 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1658 * @brief Check if the I2C peripheral is under reset state or not.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1659 * @rmtoll CR1 SWRST LL_I2C_IsResetEnabled
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1660 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1661 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1662 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1663 __STATIC_INLINE uint32_t LL_I2C_IsResetEnabled(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1664 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1665 return (READ_BIT(I2Cx->CR1, I2C_CR1_SWRST) == (I2C_CR1_SWRST));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1666 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1667
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1668 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1669 * @brief Prepare the generation of a ACKnowledge or Non ACKnowledge condition after the address receive match code or next received byte.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1670 * @note Usage in Slave or Master mode.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1671 * @rmtoll CR1 ACK LL_I2C_AcknowledgeNextData
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1672 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1673 * @param TypeAcknowledge This parameter can be one of the following values:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1674 * @arg @ref LL_I2C_ACK
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1675 * @arg @ref LL_I2C_NACK
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1676 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1677 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1678 __STATIC_INLINE void LL_I2C_AcknowledgeNextData(I2C_TypeDef *I2Cx, uint32_t TypeAcknowledge)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1679 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1680 MODIFY_REG(I2Cx->CR1, I2C_CR1_ACK, TypeAcknowledge);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1681 }
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
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parents:
diff changeset
1683 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1684 * @brief Generate a START or RESTART condition
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1685 * @note The START bit can be set even if bus is BUSY or I2C is in slave mode.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1686 * This action has no effect when RELOAD is set.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1687 * @rmtoll CR1 START LL_I2C_GenerateStartCondition
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1688 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1689 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1690 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1691 __STATIC_INLINE void LL_I2C_GenerateStartCondition(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1692 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1693 SET_BIT(I2Cx->CR1, I2C_CR1_START);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1694 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1695
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1696 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1697 * @brief Generate a STOP condition after the current byte transfer (master mode).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1698 * @rmtoll CR1 STOP LL_I2C_GenerateStopCondition
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1699 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1700 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1701 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1702 __STATIC_INLINE void LL_I2C_GenerateStopCondition(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1703 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1704 SET_BIT(I2Cx->CR1, I2C_CR1_STOP);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1705 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1706
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1707 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1708 * @brief Enable bit POS (master/host mode).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1709 * @note In that case, the ACK bit controls the (N)ACK of the next byte received or the PEC bit indicates that the next byte in shift register is a PEC.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1710 * @rmtoll CR1 POS LL_I2C_EnableBitPOS
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1711 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1712 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1713 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1714 __STATIC_INLINE void LL_I2C_EnableBitPOS(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1715 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1716 SET_BIT(I2Cx->CR1, I2C_CR1_POS);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1717 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1718
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1719 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1720 * @brief Disable bit POS (master/host mode).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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1721 * @note In that case, the ACK bit controls the (N)ACK of the current byte received or the PEC bit indicates that the current byte in shift register is a PEC.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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1722 * @rmtoll CR1 POS LL_I2C_DisableBitPOS
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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1723 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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1724 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1725 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1726 __STATIC_INLINE void LL_I2C_DisableBitPOS(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1727 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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1728 CLEAR_BIT(I2Cx->CR1, I2C_CR1_POS);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1729 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1730
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1731 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1732 * @brief Check if bit POS is enabled or disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1733 * @rmtoll CR1 POS LL_I2C_IsEnabledBitPOS
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1734 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1735 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1736 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1737 __STATIC_INLINE uint32_t LL_I2C_IsEnabledBitPOS(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1738 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1739 return (READ_BIT(I2Cx->CR1, I2C_CR1_POS) == (I2C_CR1_POS));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1740 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1741
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1742 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1743 * @brief Indicate the value of transfer direction.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1744 * @note RESET: Bus is in read transfer (peripheral point of view).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1745 * SET: Bus is in write transfer (peripheral point of view).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1746 * @rmtoll SR2 TRA LL_I2C_GetTransferDirection
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1747 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1748 * @retval Returned value can be one of the following values:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1749 * @arg @ref LL_I2C_DIRECTION_WRITE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1750 * @arg @ref LL_I2C_DIRECTION_READ
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1751 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1752 __STATIC_INLINE uint32_t LL_I2C_GetTransferDirection(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1753 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1754 return (uint32_t)(READ_BIT(I2Cx->SR2, I2C_SR2_TRA));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1755 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1756
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 * @brief Enable DMA last transfer.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1759 * @note This action mean that next DMA EOT is the last transfer.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1760 * @rmtoll CR2 LAST LL_I2C_EnableLastDMA
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1761 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1762 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1763 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1764 __STATIC_INLINE void LL_I2C_EnableLastDMA(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1765 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1766 SET_BIT(I2Cx->CR2, I2C_CR2_LAST);
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
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 * @brief Disable DMA last transfer.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1771 * @note This action mean that next DMA EOT is not the last transfer.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1772 * @rmtoll CR2 LAST LL_I2C_DisableLastDMA
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1773 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1774 * @retval None
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 __STATIC_INLINE void LL_I2C_DisableLastDMA(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1777 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1778 CLEAR_BIT(I2Cx->CR2, I2C_CR2_LAST);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1779 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1780
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1781 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1782 * @brief Check if DMA last transfer is enabled or disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1783 * @rmtoll CR2 LAST LL_I2C_IsEnabledLastDMA
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1784 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1785 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1786 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1787 __STATIC_INLINE uint32_t LL_I2C_IsEnabledLastDMA(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1788 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1789 return (READ_BIT(I2Cx->CR2, I2C_CR2_LAST) == (I2C_CR2_LAST));
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
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 * @brief Enable transfer or internal comparison of the SMBus Packet Error byte (transmission or reception mode).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1794 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1795 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1796 * @note This feature is cleared by hardware when the PEC byte is transferred or compared,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1797 * or by a START or STOP condition, it is also cleared by software.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1798 * @rmtoll CR1 PEC LL_I2C_EnableSMBusPECCompare
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1799 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1800 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1801 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1802 __STATIC_INLINE void LL_I2C_EnableSMBusPECCompare(I2C_TypeDef *I2Cx)
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 SET_BIT(I2Cx->CR1, I2C_CR1_PEC);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1805 }
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 * @brief Disable transfer or internal comparison of the SMBus Packet Error byte (transmission or reception mode).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1809 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1810 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1811 * @rmtoll CR1 PEC LL_I2C_DisableSMBusPECCompare
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1812 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1813 * @retval 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 __STATIC_INLINE void LL_I2C_DisableSMBusPECCompare(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1816 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1817 CLEAR_BIT(I2Cx->CR1, I2C_CR1_PEC);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1818 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1819
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 * @brief Check if the SMBus Packet Error byte transfer or internal comparison is requested or not.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1822 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1823 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1824 * @rmtoll CR1 PEC LL_I2C_IsEnabledSMBusPECCompare
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1825 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1826 * @retval State of bit (1 or 0).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1827 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1828 __STATIC_INLINE uint32_t LL_I2C_IsEnabledSMBusPECCompare(I2C_TypeDef *I2Cx)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1829 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1830 return (READ_BIT(I2Cx->CR1, I2C_CR1_PEC) == (I2C_CR1_PEC));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1831 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1832
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 * @brief Get the SMBus Packet Error byte calculated.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1835 * @note Macro @ref IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1836 * SMBus feature is supported by the I2Cx Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1837 * @rmtoll SR2 PEC LL_I2C_GetSMBusPEC
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1838 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1839 * @retval Value between Min_Data=0x00 and Max_Data=0xFF
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 __STATIC_INLINE uint32_t LL_I2C_GetSMBusPEC(I2C_TypeDef *I2Cx)
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 return (uint32_t)(READ_BIT(I2Cx->SR2, I2C_SR2_PEC) >> I2C_SR2_PEC_Pos);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1844 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1845
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1846 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1847 * @brief Read Receive Data register.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1848 * @rmtoll DR DR LL_I2C_ReceiveData8
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1849 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1850 * @retval Value between Min_Data=0x0 and Max_Data=0xFF
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 __STATIC_INLINE uint8_t LL_I2C_ReceiveData8(I2C_TypeDef *I2Cx)
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 return (uint8_t)(READ_BIT(I2Cx->DR, I2C_DR_DR));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1855 }
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1858 * @brief Write in Transmit Data Register .
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1859 * @rmtoll DR DR LL_I2C_TransmitData8
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1860 * @param I2Cx I2C Instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1861 * @param Data Value between Min_Data=0x0 and Max_Data=0xFF
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1862 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1863 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1864 __STATIC_INLINE void LL_I2C_TransmitData8(I2C_TypeDef *I2Cx, uint8_t Data)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1865 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1866 MODIFY_REG(I2Cx->DR, I2C_DR_DR, Data);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1867 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1868
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1869 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1870 * @}
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1871 */
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
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diff changeset
1873 #if defined(USE_FULL_LL_DRIVER)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1874 /** @defgroup I2C_LL_EF_Init Initialization and de-initialization functions
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1875 * @{
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1876 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1877
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff changeset
1878 uint32_t LL_I2C_Init(I2C_TypeDef *I2Cx, LL_I2C_InitTypeDef *I2C_InitStruct);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
1879 uint32_t LL_I2C_DeInit(I2C_TypeDef *I2Cx);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1880 void LL_I2C_StructInit(LL_I2C_InitTypeDef *I2C_InitStruct);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1881
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1882
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1883 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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1884 * @}
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1885 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1886 #endif /* USE_FULL_LL_DRIVER */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1887
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
1888 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
1889 * @}
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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1890 */
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1891
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1892 /**
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1893 * @}
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1894 */
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1895
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1896 #endif /* I2C1 || I2C2 || I2C3 */
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1897
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1898 /**
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1899 * @}
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1900 */
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1901
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1902 #ifdef __cplusplus
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1903 }
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1904 #endif
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1905
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1906 #endif /* __STM32F4xx_LL_I2C_H */
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1907
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1908 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/