Mercurial > public > ostc4
annotate Common/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2s.c @ 638:4532953ac1a0
Added last measured PPO2 value to sensor selection dialog:
In the divemenu => setpoint => UseSensor menu just the number of the sensor was as label. To have a better base for the selection decision the last measured value is now added to the label.
author | Ideenmodellierer |
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date | Wed, 24 Feb 2021 21:45:35 +0100 |
parents | c78bcbd5deda |
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rev | line source |
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128
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1 /** |
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2 ****************************************************************************** |
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3 * @file stm32f4xx_hal_i2s.c |
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4 * @author MCD Application Team |
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5 * @brief I2S HAL module driver. |
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6 * This file provides firmware functions to manage the following |
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7 * functionalities of the Integrated Interchip Sound (I2S) peripheral: |
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8 * + Initialization and de-initialization functions |
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9 * + IO operation functions |
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10 * + Peripheral State and Errors functions |
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11 @verbatim |
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12 =============================================================================== |
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13 ##### How to use this driver ##### |
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14 =============================================================================== |
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15 [..] |
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16 The I2S HAL driver can be used as follow: |
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17 |
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18 (#) Declare a I2S_HandleTypeDef handle structure. |
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19 (#) Initialize the I2S low level resources by implement the HAL_I2S_MspInit() API: |
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20 (##) Enable the SPIx interface clock. |
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21 (##) I2S pins configuration: |
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22 (+++) Enable the clock for the I2S GPIOs. |
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23 (+++) Configure these I2S pins as alternate function pull-up. |
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24 (##) NVIC configuration if you need to use interrupt process (HAL_I2S_Transmit_IT() |
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25 and HAL_I2S_Receive_IT() APIs). |
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26 (+++) Configure the I2Sx interrupt priority. |
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27 (+++) Enable the NVIC I2S IRQ handle. |
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28 (##) DMA Configuration if you need to use DMA process (HAL_I2S_Transmit_DMA() |
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29 and HAL_I2S_Receive_DMA() APIs: |
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30 (+++) Declare a DMA handle structure for the Tx/Rx stream. |
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31 (+++) Enable the DMAx interface clock. |
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32 (+++) Configure the declared DMA handle structure with the required Tx/Rx parameters. |
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33 (+++) Configure the DMA Tx/Rx Stream. |
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34 (+++) Associate the initialized DMA handle to the I2S DMA Tx/Rx handle. |
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35 (+++) Configure the priority and enable the NVIC for the transfer complete interrupt on the |
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36 DMA Tx/Rx Stream. |
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37 |
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38 (#) Program the Mode, Standard, Data Format, MCLK Output, Audio frequency and Polarity |
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39 using HAL_I2S_Init() function. |
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40 |
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41 -@- The specific I2S interrupts (Transmission complete interrupt, |
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42 RXNE interrupt and Error Interrupts) will be managed using the macros |
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43 __HAL_I2S_ENABLE_IT() and __HAL_I2S_DISABLE_IT() inside the transmit and receive process. |
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44 -@- Make sure that either: |
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45 (+@) I2S PLL is configured or |
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46 (+@) External clock source is configured after setting correctly |
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47 the define constant EXTERNAL_CLOCK_VALUE in the stm32f4xx_hal_conf.h file. |
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48 |
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49 (#) Three operation modes are available within this driver : |
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50 |
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51 *** Polling mode IO operation *** |
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52 ================================= |
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53 [..] |
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54 (+) Send an amount of data in blocking mode using HAL_I2S_Transmit() |
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55 (+) Receive an amount of data in blocking mode using HAL_I2S_Receive() |
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56 |
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57 *** Interrupt mode IO operation *** |
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58 =================================== |
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59 [..] |
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60 (+) Send an amount of data in non blocking mode using HAL_I2S_Transmit_IT() |
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61 (+) At transmission end of half transfer HAL_I2S_TxHalfCpltCallback is executed and user can |
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62 add his own code by customization of function pointer HAL_I2S_TxHalfCpltCallback |
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63 (+) At transmission end of transfer HAL_I2S_TxCpltCallback is executed and user can |
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64 add his own code by customization of function pointer HAL_I2S_TxCpltCallback |
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65 (+) Receive an amount of data in non blocking mode using HAL_I2S_Receive_IT() |
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66 (+) At reception end of half transfer HAL_I2S_RxHalfCpltCallback is executed and user can |
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67 add his own code by customization of function pointer HAL_I2S_RxHalfCpltCallback |
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68 (+) At reception end of transfer HAL_I2S_RxCpltCallback is executed and user can |
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69 add his own code by customization of function pointer HAL_I2S_RxCpltCallback |
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70 (+) In case of transfer Error, HAL_I2S_ErrorCallback() function is executed and user can |
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71 add his own code by customization of function pointer HAL_I2S_ErrorCallback |
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72 |
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73 *** DMA mode IO operation *** |
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74 ============================== |
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75 [..] |
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76 (+) Send an amount of data in non blocking mode (DMA) using HAL_I2S_Transmit_DMA() |
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77 (+) At transmission end of half transfer HAL_I2S_TxHalfCpltCallback is executed and user can |
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78 add his own code by customization of function pointer HAL_I2S_TxHalfCpltCallback |
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79 (+) At transmission end of transfer HAL_I2S_TxCpltCallback is executed and user can |
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80 add his own code by customization of function pointer HAL_I2S_TxCpltCallback |
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81 (+) Receive an amount of data in non blocking mode (DMA) using HAL_I2S_Receive_DMA() |
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82 (+) At reception end of half transfer HAL_I2S_RxHalfCpltCallback is executed and user can |
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83 add his own code by customization of function pointer HAL_I2S_RxHalfCpltCallback |
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84 (+) At reception end of transfer HAL_I2S_RxCpltCallback is executed and user can |
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85 add his own code by customization of function pointer HAL_I2S_RxCpltCallback |
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86 (+) In case of transfer Error, HAL_I2S_ErrorCallback() function is executed and user can |
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87 add his own code by customization of function pointer HAL_I2S_ErrorCallback |
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88 (+) Pause the DMA Transfer using HAL_I2S_DMAPause() |
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89 (+) Resume the DMA Transfer using HAL_I2S_DMAResume() |
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90 (+) Stop the DMA Transfer using HAL_I2S_DMAStop() |
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91 |
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92 *** I2S HAL driver macros list *** |
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93 ============================================= |
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94 [..] |
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95 Below the list of most used macros in I2S HAL driver. |
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96 |
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97 (+) __HAL_I2S_ENABLE: Enable the specified SPI peripheral (in I2S mode) |
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98 (+) __HAL_I2S_DISABLE: Disable the specified SPI peripheral (in I2S mode) |
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99 (+) __HAL_I2S_ENABLE_IT : Enable the specified I2S interrupts |
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100 (+) __HAL_I2S_DISABLE_IT : Disable the specified I2S interrupts |
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101 (+) __HAL_I2S_GET_FLAG: Check whether the specified I2S flag is set or not |
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102 |
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103 [..] |
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104 (@) You can refer to the I2S HAL driver header file for more useful macros |
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105 |
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106 @endverbatim |
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107 ****************************************************************************** |
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108 * @attention |
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109 * |
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110 * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2> |
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111 * |
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112 * Redistribution and use in source and binary forms, with or without modification, |
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113 * are permitted provided that the following conditions are met: |
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114 * 1. Redistributions of source code must retain the above copyright notice, |
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115 * this list of conditions and the following disclaimer. |
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116 * 2. Redistributions in binary form must reproduce the above copyright notice, |
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117 * this list of conditions and the following disclaimer in the documentation |
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118 * and/or other materials provided with the distribution. |
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119 * 3. Neither the name of STMicroelectronics nor the names of its contributors |
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120 * may be used to endorse or promote products derived from this software |
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121 * without specific prior written permission. |
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122 * |
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123 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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124 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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125 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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126 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
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127 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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128 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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129 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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130 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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131 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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132 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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133 * |
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134 ****************************************************************************** |
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135 */ |
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136 |
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137 /* Includes ------------------------------------------------------------------*/ |
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138 #include "stm32f4xx_hal.h" |
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139 |
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140 /** @addtogroup STM32F4xx_HAL_Driver |
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141 * @{ |
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142 */ |
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143 |
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144 #ifdef HAL_I2S_MODULE_ENABLED |
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145 |
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146 /** @defgroup I2S I2S |
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147 * @brief I2S HAL module driver |
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148 * @{ |
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149 */ |
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150 |
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151 /* Private typedef -----------------------------------------------------------*/ |
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152 /* Private define ------------------------------------------------------------*/ |
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153 /* Private macro -------------------------------------------------------------*/ |
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154 /* Private variables ---------------------------------------------------------*/ |
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155 /* Private function prototypes -----------------------------------------------*/ |
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156 |
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157 /** @addtogroup I2S_Private_Functions |
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158 * @{ |
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159 */ |
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160 static void I2S_DMATxCplt(DMA_HandleTypeDef *hdma); |
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161 static void I2S_DMATxHalfCplt(DMA_HandleTypeDef *hdma); |
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162 static void I2S_DMARxCplt(DMA_HandleTypeDef *hdma); |
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163 static void I2S_DMARxHalfCplt(DMA_HandleTypeDef *hdma); |
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164 static void I2S_DMAError(DMA_HandleTypeDef *hdma); |
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165 static void I2S_Transmit_IT(I2S_HandleTypeDef *hi2s); |
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166 static void I2S_Receive_IT(I2S_HandleTypeDef *hi2s); |
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167 static void I2S_IRQHandler(I2S_HandleTypeDef *hi2s); |
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168 static HAL_StatusTypeDef I2S_WaitFlagStateUntilTimeout(I2S_HandleTypeDef *hi2s, uint32_t Flag, uint32_t State, |
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169 uint32_t Timeout); |
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170 /** |
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171 * @} |
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172 */ |
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173 |
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174 /* Exported functions --------------------------------------------------------*/ |
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175 /** @addtogroup I2S_Exported_Functions I2S Exported Functions |
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176 * @{ |
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177 */ |
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178 |
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179 /** @addtogroup I2S_Exported_Functions_Group1 |
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180 * @brief Initialization and Configuration functions |
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181 * |
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182 @verbatim |
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183 =============================================================================== |
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184 ##### Initialization and de-initialization functions ##### |
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185 =============================================================================== |
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186 [..] This subsection provides a set of functions allowing to initialize and |
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187 de-initialize the I2Sx peripheral in simplex mode: |
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188 |
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189 (+) User must Implement HAL_I2S_MspInit() function in which he configures |
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190 all related peripherals resources (CLOCK, GPIO, DMA, IT and NVIC ). |
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191 |
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192 (+) Call the function HAL_I2S_Init() to configure the selected device with |
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193 the selected configuration: |
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194 (++) Mode |
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195 (++) Standard |
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196 (++) Data Format |
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197 (++) MCLK Output |
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198 (++) Audio frequency |
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199 (++) Polarity |
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200 (++) Full duplex mode |
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201 |
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202 (+) Call the function HAL_I2S_DeInit() to restore the default configuration |
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203 of the selected I2Sx peripheral. |
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204 @endverbatim |
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205 * @{ |
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206 */ |
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207 |
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208 /** |
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209 * @brief Initializes the I2S according to the specified parameters |
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210 * in the I2S_InitTypeDef and create the associated handle. |
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211 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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212 * the configuration information for I2S module |
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213 * @retval HAL status |
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214 */ |
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215 HAL_StatusTypeDef HAL_I2S_Init(I2S_HandleTypeDef *hi2s) |
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216 { |
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217 uint32_t tmpreg = 0U, i2sdiv = 2U, i2sodd = 0U, packetlength = 16U; |
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218 uint32_t tmp = 0U, i2sclk = 0U; |
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219 |
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220 /* Check the I2S handle allocation */ |
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221 if(hi2s == NULL) |
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222 { |
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223 return HAL_ERROR; |
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224 } |
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225 |
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226 /* Check the I2S parameters */ |
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227 assert_param(IS_I2S_ALL_INSTANCE(hi2s->Instance)); |
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228 assert_param(IS_I2S_MODE(hi2s->Init.Mode)); |
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229 assert_param(IS_I2S_STANDARD(hi2s->Init.Standard)); |
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230 assert_param(IS_I2S_DATA_FORMAT(hi2s->Init.DataFormat)); |
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231 assert_param(IS_I2S_MCLK_OUTPUT(hi2s->Init.MCLKOutput)); |
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232 assert_param(IS_I2S_AUDIO_FREQ(hi2s->Init.AudioFreq)); |
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233 assert_param(IS_I2S_CPOL(hi2s->Init.CPOL)); |
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234 assert_param(IS_I2S_CLOCKSOURCE(hi2s->Init.ClockSource)); |
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235 |
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236 hi2s->State = HAL_I2S_STATE_BUSY; |
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237 |
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238 /* Initialize Default I2S IrqHandler ISR */ |
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239 hi2s->IrqHandlerISR = I2S_IRQHandler; |
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240 |
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241 /* Init the low level hardware : GPIO, CLOCK, CORTEX...etc */ |
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242 HAL_I2S_MspInit(hi2s); |
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243 |
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244 /*----------------------- SPIx I2SCFGR & I2SPR Configuration ---------------*/ |
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245 /* Clear I2SMOD, I2SE, I2SCFG, PCMSYNC, I2SSTD, CKPOL, DATLEN and CHLEN bits */ |
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246 CLEAR_BIT(hi2s->Instance->I2SCFGR,(SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATLEN | SPI_I2SCFGR_CKPOL | \ |
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247 SPI_I2SCFGR_I2SSTD | SPI_I2SCFGR_PCMSYNC | SPI_I2SCFGR_I2SCFG | \ |
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248 SPI_I2SCFGR_I2SE | SPI_I2SCFGR_I2SMOD)); |
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249 hi2s->Instance->I2SPR = 0x0002U; |
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250 |
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251 /* Get the I2SCFGR register value */ |
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252 tmpreg = hi2s->Instance->I2SCFGR; |
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253 |
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254 /* If the default frequency value has to be written, reinitialize i2sdiv and i2sodd */ |
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255 /* If the requested audio frequency is not the default, compute the prescaler */ |
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256 if(hi2s->Init.AudioFreq != I2S_AUDIOFREQ_DEFAULT) |
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257 { |
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258 /* Check the frame length (For the Prescaler computing) *******************/ |
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259 /* Set I2S Packet Length value*/ |
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260 if(hi2s->Init.DataFormat != I2S_DATAFORMAT_16B) |
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261 { |
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262 /* Packet length is 32 bits */ |
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263 packetlength = 32U; |
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264 } |
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265 else |
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266 { |
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267 /* Packet length is 16 bits */ |
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268 packetlength = 16U; |
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269 } |
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270 |
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271 /* I2S standard */ |
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272 if(hi2s->Init.Standard <= I2S_STANDARD_LSB) |
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273 { |
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274 /* In I2S standard packet lenght is multiplied by 2 */ |
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275 packetlength = packetlength * 2U; |
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276 } |
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277 |
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278 /* Get I2S source Clock frequency from RCC ********************************/ |
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279 #if defined(I2S_APB1_APB2_FEATURE) |
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280 if(IS_I2S_APB1_INSTANCE(hi2s->Instance)) |
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281 { |
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282 i2sclk = HAL_RCCEx_GetPeriphCLKFreq(RCC_PERIPHCLK_I2S_APB1); |
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283 } |
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284 else |
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285 { |
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286 i2sclk = HAL_RCCEx_GetPeriphCLKFreq(RCC_PERIPHCLK_I2S_APB2); |
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287 } |
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288 #else |
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289 i2sclk = HAL_RCCEx_GetPeriphCLKFreq(RCC_PERIPHCLK_I2S); |
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290 #endif |
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291 |
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292 /* Compute the Real divider depending on the MCLK output state, with a floating point */ |
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293 if(hi2s->Init.MCLKOutput == I2S_MCLKOUTPUT_ENABLE) |
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294 { |
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295 /* MCLK output is enabled */ |
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296 if (hi2s->Init.DataFormat != I2S_DATAFORMAT_16B) |
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297 { |
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298 tmp = (uint32_t)(((((i2sclk / (packetlength*4)) * 10) / hi2s->Init.AudioFreq)) + 5); |
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299 } |
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300 else |
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301 { |
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302 tmp = (uint32_t)(((((i2sclk / (packetlength*8)) * 10) / hi2s->Init.AudioFreq)) + 5); |
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303 } |
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304 } |
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305 else |
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306 { |
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307 /* MCLK output is disabled */ |
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308 tmp = (uint32_t)(((((i2sclk / packetlength) *10 ) / hi2s->Init.AudioFreq)) + 5); |
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309 } |
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310 |
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311 /* Remove the flatting point */ |
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312 tmp = tmp / 10U; |
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313 |
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314 /* Check the parity of the divider */ |
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315 i2sodd = (uint16_t)(tmp & (uint16_t)1U); |
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316 |
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317 /* Compute the i2sdiv prescaler */ |
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318 i2sdiv = (uint16_t)((tmp - i2sodd) / 2U); |
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319 |
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320 /* Get the Mask for the Odd bit (SPI_I2SPR[8]) register */ |
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321 i2sodd = (uint32_t) (i2sodd << 8U); |
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322 } |
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323 |
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324 /* Test if the divider is 1 or 0 or greater than 0xFF */ |
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325 if((i2sdiv < 2U) || (i2sdiv > 0xFFU)) |
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326 { |
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327 /* Set the default values */ |
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328 i2sdiv = 2U; |
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329 i2sodd = 0U; |
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330 |
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331 /* Set the error code and execute error callback*/ |
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332 SET_BIT(hi2s->ErrorCode, HAL_I2S_ERROR_PRESCALER); |
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333 HAL_I2S_ErrorCallback(hi2s); |
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334 return HAL_ERROR; |
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335 } |
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336 |
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337 /* Write to SPIx I2SPR register the computed value */ |
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338 hi2s->Instance->I2SPR = (uint32_t)((uint32_t)i2sdiv | (uint32_t)(i2sodd | (uint32_t)hi2s->Init.MCLKOutput)); |
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339 |
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340 /* Configure the I2S with the I2S_InitStruct values */ |
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341 tmpreg |= (uint16_t)((uint16_t)SPI_I2SCFGR_I2SMOD | (uint16_t)(hi2s->Init.Mode | \ |
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342 (uint16_t)(hi2s->Init.Standard | (uint16_t)(hi2s->Init.DataFormat | \ |
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343 (uint16_t)hi2s->Init.CPOL)))); |
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344 |
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345 #if defined(SPI_I2SCFGR_ASTRTEN) |
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346 if ((hi2s->Init.Standard == I2S_STANDARD_PCM_SHORT) ||(hi2s->Init.Standard == I2S_STANDARD_PCM_LONG)) |
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347 { |
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348 /* Write to SPIx I2SCFGR */ |
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349 WRITE_REG(hi2s->Instance->I2SCFGR,(tmpreg | SPI_I2SCFGR_ASTRTEN)); |
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350 } |
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351 else |
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352 { |
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353 /* Write to SPIx I2SCFGR */ |
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354 WRITE_REG(hi2s->Instance->I2SCFGR,tmpreg); |
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355 } |
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356 #else |
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357 /* Write to SPIx I2SCFGR */ |
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358 WRITE_REG(hi2s->Instance->I2SCFGR, tmpreg); |
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359 #endif |
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360 |
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361 #if defined (SPI_I2S_FULLDUPLEX_SUPPORT) |
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362 |
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363 /* Configure the I2S extended if the full duplex mode is enabled */ |
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364 assert_param(IS_I2S_FULLDUPLEX_MODE(hi2s->Init.FullDuplexMode)); |
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365 |
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366 if(hi2s->Init.FullDuplexMode == I2S_FULLDUPLEXMODE_ENABLE) |
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367 { |
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368 /* Set FullDuplex I2S IrqHandler ISR if FULLDUPLEXMODE is enabled */ |
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369 hi2s->IrqHandlerISR = HAL_I2SEx_FullDuplex_IRQHandler; |
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370 |
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371 /* Clear I2SMOD, I2SE, I2SCFG, PCMSYNC, I2SSTD, CKPOL, DATLEN and CHLEN bits */ |
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372 CLEAR_BIT(I2SxEXT(hi2s->Instance)->I2SCFGR,(SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATLEN | SPI_I2SCFGR_CKPOL | \ |
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373 SPI_I2SCFGR_I2SSTD | SPI_I2SCFGR_PCMSYNC | SPI_I2SCFGR_I2SCFG | \ |
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374 SPI_I2SCFGR_I2SE | SPI_I2SCFGR_I2SMOD)); |
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375 I2SxEXT(hi2s->Instance)->I2SPR = 2U; |
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376 |
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377 /* Get the I2SCFGR register value */ |
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378 tmpreg = I2SxEXT(hi2s->Instance)->I2SCFGR; |
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379 |
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380 /* Get the mode to be configured for the extended I2S */ |
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381 if((hi2s->Init.Mode == I2S_MODE_MASTER_TX) || (hi2s->Init.Mode == I2S_MODE_SLAVE_TX)) |
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382 { |
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383 tmp = I2S_MODE_SLAVE_RX; |
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384 } |
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385 else /* I2S_MODE_MASTER_RX || I2S_MODE_SLAVE_RX */ |
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386 { |
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387 tmp = I2S_MODE_SLAVE_TX; |
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388 } |
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389 |
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390 /* Configure the I2S Slave with the I2S Master parameter values */ |
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391 tmpreg |= (uint16_t)((uint16_t)SPI_I2SCFGR_I2SMOD | (uint16_t)(tmp | \ |
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392 (uint16_t)(hi2s->Init.Standard | (uint16_t)(hi2s->Init.DataFormat | \ |
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393 (uint16_t)hi2s->Init.CPOL)))); |
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394 |
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395 /* Write to SPIx I2SCFGR */ |
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396 WRITE_REG(I2SxEXT(hi2s->Instance)->I2SCFGR,tmpreg); |
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397 } |
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398 #endif /* SPI_I2S_FULLDUPLEX_SUPPORT */ |
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399 |
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400 hi2s->ErrorCode = HAL_I2S_ERROR_NONE; |
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401 hi2s->State = HAL_I2S_STATE_READY; |
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402 |
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403 return HAL_OK; |
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404 } |
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405 |
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406 /** |
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407 * @brief DeInitializes the I2S peripheral |
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408 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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409 * the configuration information for I2S module |
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410 * @retval HAL status |
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411 */ |
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412 HAL_StatusTypeDef HAL_I2S_DeInit(I2S_HandleTypeDef *hi2s) |
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413 { |
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414 /* Check the I2S handle allocation */ |
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415 if(hi2s == NULL) |
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416 { |
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417 return HAL_ERROR; |
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418 } |
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419 |
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420 hi2s->State = HAL_I2S_STATE_BUSY; |
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421 |
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422 /* DeInit the low level hardware: GPIO, CLOCK, NVIC... */ |
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423 HAL_I2S_MspDeInit(hi2s); |
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424 |
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425 hi2s->ErrorCode = HAL_I2S_ERROR_NONE; |
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426 hi2s->State = HAL_I2S_STATE_RESET; |
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427 |
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428 /* Release Lock */ |
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429 __HAL_UNLOCK(hi2s); |
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430 |
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431 return HAL_OK; |
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432 } |
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433 |
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434 /** |
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435 * @brief I2S MSP Init |
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436 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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437 * the configuration information for I2S module |
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438 * @retval None |
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439 */ |
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440 __weak void HAL_I2S_MspInit(I2S_HandleTypeDef *hi2s) |
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441 { |
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442 /* Prevent unused argument(s) compilation warning */ |
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443 UNUSED(hi2s); |
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444 /* NOTE : This function Should not be modified, when the callback is needed, |
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445 the HAL_I2S_MspInit could be implemented in the user file |
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446 */ |
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447 } |
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448 |
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449 /** |
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450 * @brief I2S MSP DeInit |
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451 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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452 * the configuration information for I2S module |
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453 * @retval None |
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454 */ |
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455 __weak void HAL_I2S_MspDeInit(I2S_HandleTypeDef *hi2s) |
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456 { |
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457 /* Prevent unused argument(s) compilation warning */ |
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458 UNUSED(hi2s); |
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459 /* NOTE : This function Should not be modified, when the callback is needed, |
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460 the HAL_I2S_MspDeInit could be implemented in the user file |
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461 */ |
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462 } |
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463 /** |
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464 * @} |
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465 */ |
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466 |
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467 /** @addtogroup I2S_Exported_Functions_Group2 |
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468 * @brief Data transfers functions |
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469 * |
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470 @verbatim |
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471 =============================================================================== |
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472 ##### IO operation functions ##### |
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473 =============================================================================== |
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474 [..] |
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475 This subsection provides a set of functions allowing to manage the I2S data |
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476 transfers. |
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477 |
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478 (#) There are two modes of transfer: |
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479 (++) Blocking mode : The communication is performed in the polling mode. |
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480 The status of all data processing is returned by the same function |
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481 after finishing transfer. |
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482 (++) No-Blocking mode : The communication is performed using Interrupts |
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483 or DMA. These functions return the status of the transfer startup. |
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484 The end of the data processing will be indicated through the |
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485 dedicated I2S IRQ when using Interrupt mode or the DMA IRQ when |
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486 using DMA mode. |
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487 |
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488 (#) Blocking mode functions are : |
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489 (++) HAL_I2S_Transmit() |
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490 (++) HAL_I2S_Receive() |
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491 |
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492 (#) No-Blocking mode functions with Interrupt are : |
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493 (++) HAL_I2S_Transmit_IT() |
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494 (++) HAL_I2S_Receive_IT() |
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495 |
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496 (#) No-Blocking mode functions with DMA are : |
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497 (++) HAL_I2S_Transmit_DMA() |
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498 (++) HAL_I2S_Receive_DMA() |
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499 |
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500 (#) A set of Transfer Complete Callbacks are provided in non Blocking mode: |
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501 (++) HAL_I2S_TxCpltCallback() |
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502 (++) HAL_I2S_RxCpltCallback() |
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503 (++) HAL_I2S_ErrorCallback() |
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504 |
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505 @endverbatim |
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506 * @{ |
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507 */ |
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508 |
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509 /** |
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510 * @brief Transmit an amount of data in blocking mode |
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511 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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512 * the configuration information for I2S module |
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513 * @param pData a 16-bit pointer to data buffer. |
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514 * @param Size number of data sample to be sent: |
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515 * @note When a 16-bit data frame or a 16-bit data frame extended is selected during the I2S |
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516 * configuration phase, the Size parameter means the number of 16-bit data length |
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517 * in the transaction and when a 24-bit data frame or a 32-bit data frame is selected |
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518 * the Size parameter means the number of 16-bit data length. |
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Added current STM32 standandard libraries in version independend folder structure
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|
519 * @param Timeout Timeout duration |
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Added current STM32 standandard libraries in version independend folder structure
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|
520 * @note The I2S is kept enabled at the end of transaction to avoid the clock de-synchronization |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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changeset
|
521 * between Master and Slave(example: audio streaming). |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
522 * @retval HAL status |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
523 */ |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
524 HAL_StatusTypeDef HAL_I2S_Transmit(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size, uint32_t Timeout) |
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Ideenmodellierer
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|
525 { |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
526 uint32_t tmp1 = 0U; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
527 |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
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|
528 if((pData == NULL ) || (Size == 0U)) |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
529 { |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
530 return HAL_ERROR; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
531 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
532 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
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|
533 if(hi2s->State == HAL_I2S_STATE_READY) |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
534 { |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
535 tmp1 = hi2s->Instance->I2SCFGR & (SPI_I2SCFGR_DATLEN | SPI_I2SCFGR_CHLEN); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
536 |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
537 if((tmp1 == I2S_DATAFORMAT_24B) || (tmp1 == I2S_DATAFORMAT_32B)) |
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Added current STM32 standandard libraries in version independend folder structure
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|
538 { |
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Added current STM32 standandard libraries in version independend folder structure
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changeset
|
539 hi2s->TxXferSize = (Size << 1U); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
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|
540 hi2s->TxXferCount = (Size << 1U); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
541 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
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|
542 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
543 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
544 hi2s->TxXferSize = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
545 hi2s->TxXferCount = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
546 } |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
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|
547 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
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|
548 /* Process Locked */ |
c78bcbd5deda
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Ideenmodellierer
parents:
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|
549 __HAL_LOCK(hi2s); |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
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|
550 |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
551 hi2s->ErrorCode = HAL_I2S_ERROR_NONE; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
552 hi2s->State = HAL_I2S_STATE_BUSY_TX; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
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|
553 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
554 /* Check if the I2S is already enabled */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
555 if((hi2s->Instance->I2SCFGR &SPI_I2SCFGR_I2SE) != SPI_I2SCFGR_I2SE) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
556 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
557 /* Enable I2S peripheral */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
558 __HAL_I2S_ENABLE(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
559 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
560 |
c78bcbd5deda
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parents:
diff
changeset
|
561 while(hi2s->TxXferCount > 0U) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
562 { |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
563 hi2s->Instance->DR = (*pData++); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
564 hi2s->TxXferCount--; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
565 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
566 /* Wait until TXE flag is set */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
567 if (I2S_WaitFlagStateUntilTimeout(hi2s, I2S_FLAG_TXE, SET, Timeout) != HAL_OK) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
568 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
569 /* Set the error code and execute error callback*/ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
570 SET_BIT(hi2s->ErrorCode, HAL_I2S_ERROR_TIMEOUT); |
c78bcbd5deda
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Ideenmodellierer
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|
571 HAL_I2S_ErrorCallback(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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changeset
|
572 return HAL_TIMEOUT; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
573 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
574 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
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changeset
|
575 /* Check if an underrun occurs */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
576 if(__HAL_I2S_GET_FLAG(hi2s, I2S_FLAG_UDR) == SET) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
577 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
578 /* Clear underrun flag */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
579 __HAL_I2S_CLEAR_UDRFLAG(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
580 /* Set the I2S State ready */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
581 hi2s->State = HAL_I2S_STATE_READY; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
582 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
583 /* Process Unlocked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
584 __HAL_UNLOCK(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
585 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
586 /* Set the error code and execute error callback*/ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
587 SET_BIT(hi2s->ErrorCode, HAL_I2S_ERROR_UDR); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
588 HAL_I2S_ErrorCallback(hi2s); |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
589 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
590 return HAL_ERROR; |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
591 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
592 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
593 hi2s->State = HAL_I2S_STATE_READY; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
594 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
595 /* Process Unlocked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
596 __HAL_UNLOCK(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
597 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
598 return HAL_OK; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
599 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
600 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
601 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
602 return HAL_BUSY; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
603 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
604 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
605 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
606 /** |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
changeset
|
607 * @brief Receive an amount of data in blocking mode |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
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|
608 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
609 * the configuration information for I2S module |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
610 * @param pData a 16-bit pointer to data buffer |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
611 * @param Size number of data sample to be sent: |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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changeset
|
612 * @note When a 16-bit data frame or a 16-bit data frame extended is selected during the I2S |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
613 * configuration phase, the Size parameter means the number of 16-bit data length |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
614 * in the transaction and when a 24-bit data frame or a 32-bit data frame is selected |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
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|
615 * the Size parameter means the number of 16-bit data length. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
616 * @param Timeout Timeout duration |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
617 * @note The I2S is kept enabled at the end of transaction to avoid the clock de-synchronization |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
618 * between Master and Slave(example: audio streaming) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
619 * @note In I2S Master Receiver mode, just after enabling the peripheral the clock will be generate |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
620 * in continuous way and as the I2S is not disabled at the end of the I2S transaction |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
621 * @retval HAL status |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
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|
622 */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
623 HAL_StatusTypeDef HAL_I2S_Receive(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size, uint32_t Timeout) |
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 uint32_t tmp1 = 0U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
626 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
627 if((pData == NULL ) || (Size == 0U)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
628 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
629 return HAL_ERROR; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
630 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
631 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
632 if(hi2s->State == HAL_I2S_STATE_READY) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
633 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
634 tmp1 = hi2s->Instance->I2SCFGR & (SPI_I2SCFGR_DATLEN | SPI_I2SCFGR_CHLEN); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
635 if((tmp1 == I2S_DATAFORMAT_24B) || (tmp1 == I2S_DATAFORMAT_32B)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
636 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
637 hi2s->RxXferSize = (Size << 1U); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
638 hi2s->RxXferCount = (Size << 1U); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
639 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
640 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
641 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
642 hi2s->RxXferSize = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
643 hi2s->RxXferCount = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
644 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
645 /* Process Locked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
646 __HAL_LOCK(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
647 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
648 hi2s->ErrorCode = HAL_I2S_ERROR_NONE; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
649 hi2s->State = HAL_I2S_STATE_BUSY_RX; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
650 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
651 /* Check if the I2S is already enabled */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
652 if((hi2s->Instance->I2SCFGR & SPI_I2SCFGR_I2SE) != SPI_I2SCFGR_I2SE) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
653 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
654 /* Enable I2S peripheral */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
655 __HAL_I2S_ENABLE(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
656 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
657 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
658 /* Check if Master Receiver mode is selected */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
659 if((hi2s->Instance->I2SCFGR & SPI_I2SCFGR_I2SCFG) == I2S_MODE_MASTER_RX) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
660 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
661 /* Clear the Overrun Flag by a read operation on the SPI_DR register followed by a read |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
662 access to the SPI_SR register. */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
663 __HAL_I2S_CLEAR_OVRFLAG(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
664 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
665 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
666 /* Receive data */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
667 while(hi2s->RxXferCount > 0U) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
668 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
669 /* Wait until RXNE flag is set */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
670 if (I2S_WaitFlagStateUntilTimeout(hi2s, I2S_FLAG_RXNE, SET, Timeout) != HAL_OK) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
671 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
672 /* Set the error code and execute error callback*/ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
673 SET_BIT(hi2s->ErrorCode,HAL_I2S_ERROR_TIMEOUT); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
674 HAL_I2S_ErrorCallback(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
675 return HAL_TIMEOUT; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
676 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
677 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
678 /* Check if an overrun occurs */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
679 if(__HAL_I2S_GET_FLAG(hi2s, I2S_FLAG_OVR) == SET) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
680 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
681 /* Clear overrun flag */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
682 __HAL_I2S_CLEAR_OVRFLAG(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
683 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
684 /* Set the I2S State ready */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
685 hi2s->State = HAL_I2S_STATE_READY; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
686 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
687 /* Process Unlocked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
688 __HAL_UNLOCK(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
689 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
690 /* Set the error code and execute error callback*/ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
691 SET_BIT(hi2s->ErrorCode, HAL_I2S_ERROR_OVR); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
692 HAL_I2S_ErrorCallback(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
693 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
694 return HAL_ERROR; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
695 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
696 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
697 (*pData++) = hi2s->Instance->DR; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
698 hi2s->RxXferCount--; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
699 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
700 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
701 hi2s->State = HAL_I2S_STATE_READY; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
702 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
703 /* Process Unlocked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
704 __HAL_UNLOCK(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
705 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
706 return HAL_OK; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
707 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
708 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
709 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
710 return HAL_BUSY; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
711 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
712 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
713 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
714 /** |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
715 * @brief Transmit an amount of data in non-blocking mode with Interrupt |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
716 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
717 * the configuration information for I2S module |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
718 * @param pData a 16-bit pointer to data buffer. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
719 * @param Size number of data sample to be sent: |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
720 * @note When a 16-bit data frame or a 16-bit data frame extended is selected during the I2S |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
721 * configuration phase, the Size parameter means the number of 16-bit data length |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
722 * in the transaction and when a 24-bit data frame or a 32-bit data frame is selected |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
723 * the Size parameter means the number of 16-bit data length. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
724 * @note The I2S is kept enabled at the end of transaction to avoid the clock de-synchronization |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
725 * between Master and Slave(example: audio streaming). |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
726 * @retval HAL status |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
727 */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
728 HAL_StatusTypeDef HAL_I2S_Transmit_IT(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
729 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
730 uint32_t tmp1 = 0U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
731 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
732 if(hi2s->State == HAL_I2S_STATE_READY) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
733 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
734 if((pData == NULL) || (Size == 0U)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
735 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
736 return HAL_ERROR; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
737 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
738 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
739 hi2s->pTxBuffPtr = pData; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
740 tmp1 = hi2s->Instance->I2SCFGR & (SPI_I2SCFGR_DATLEN | SPI_I2SCFGR_CHLEN); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
741 if((tmp1 == I2S_DATAFORMAT_24B) || (tmp1 == I2S_DATAFORMAT_32B)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
742 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
743 hi2s->TxXferSize = (Size << 1U); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
744 hi2s->TxXferCount = (Size << 1U); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
745 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
746 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
747 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
748 hi2s->TxXferSize = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
749 hi2s->TxXferCount = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
750 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
751 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
752 /* Process Locked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
753 __HAL_LOCK(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
754 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
755 hi2s->State = HAL_I2S_STATE_BUSY_TX; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
756 hi2s->ErrorCode = HAL_I2S_ERROR_NONE; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
757 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
758 /* Enable TXE and ERR interrupt */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
759 __HAL_I2S_ENABLE_IT(hi2s, (I2S_IT_TXE | I2S_IT_ERR)); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
760 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
761 /* Check if the I2S is already enabled */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
762 if((hi2s->Instance->I2SCFGR &SPI_I2SCFGR_I2SE) != SPI_I2SCFGR_I2SE) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
763 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
764 /* Enable I2S peripheral */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
765 __HAL_I2S_ENABLE(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
766 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
767 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
768 /* Process Unlocked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
769 __HAL_UNLOCK(hi2s); |
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 return HAL_OK; |
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 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
774 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
775 return HAL_BUSY; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
776 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
777 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
778 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
779 /** |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
780 * @brief Receive an amount of data in non-blocking mode with Interrupt |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
781 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
782 * the configuration information for I2S module |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
783 * @param pData a 16-bit pointer to the Receive data buffer. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
784 * @param Size number of data sample to be sent: |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
785 * @note When a 16-bit data frame or a 16-bit data frame extended is selected during the I2S |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
786 * configuration phase, the Size parameter means the number of 16-bit data length |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
787 * in the transaction and when a 24-bit data frame or a 32-bit data frame is selected |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
788 * the Size parameter means the number of 16-bit data length. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
789 * @note The I2S is kept enabled at the end of transaction to avoid the clock de-synchronization |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
790 * between Master and Slave(example: audio streaming). |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
791 * @note It is recommended to use DMA for the I2S receiver to avoid de-synchronisation |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
792 * between Master and Slave otherwise the I2S interrupt should be optimized. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
793 * @retval HAL status |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
794 */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
795 HAL_StatusTypeDef HAL_I2S_Receive_IT(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size) |
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 uint32_t tmp1 = 0U; |
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 if(hi2s->State == HAL_I2S_STATE_READY) |
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 if((pData == NULL) || (Size == 0U)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
802 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
803 return HAL_ERROR; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
804 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
805 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
806 hi2s->pRxBuffPtr = pData; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
807 tmp1 = hi2s->Instance->I2SCFGR & (SPI_I2SCFGR_DATLEN | SPI_I2SCFGR_CHLEN); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
808 if((tmp1 == I2S_DATAFORMAT_24B) || (tmp1 == I2S_DATAFORMAT_32B)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
809 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
810 hi2s->RxXferSize = (Size << 1U); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
811 hi2s->RxXferCount = (Size << 1U); |
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 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
814 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
815 hi2s->RxXferSize = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
816 hi2s->RxXferCount = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
817 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
818 /* Process Locked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
819 __HAL_LOCK(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
820 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
821 hi2s->State = HAL_I2S_STATE_BUSY_RX; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
822 hi2s->ErrorCode = HAL_I2S_ERROR_NONE; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
823 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
824 /* Enable TXE and ERR interrupt */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
825 __HAL_I2S_ENABLE_IT(hi2s, (I2S_IT_RXNE | I2S_IT_ERR)); |
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 /* Check if the I2S is already enabled */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
828 if((hi2s->Instance->I2SCFGR &SPI_I2SCFGR_I2SE) != SPI_I2SCFGR_I2SE) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
829 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
830 /* Enable I2S peripheral */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
831 __HAL_I2S_ENABLE(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
832 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
833 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
834 /* Process Unlocked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
835 __HAL_UNLOCK(hi2s); |
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 return HAL_OK; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
838 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
839 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
840 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
841 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
842 return HAL_BUSY; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
843 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
844 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
845 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
846 /** |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
847 * @brief Transmit an amount of data in non-blocking mode with DMA |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
848 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
849 * the configuration information for I2S module |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
850 * @param pData a 16-bit pointer to the Transmit data buffer. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
851 * @param Size number of data sample to be sent: |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
852 * @note When a 16-bit data frame or a 16-bit data frame extended is selected during the I2S |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
853 * configuration phase, the Size parameter means the number of 16-bit data length |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
854 * in the transaction and when a 24-bit data frame or a 32-bit data frame is selected |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
855 * the Size parameter means the number of 16-bit data length. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
856 * @note The I2S is kept enabled at the end of transaction to avoid the clock de-synchronization |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
857 * between Master and Slave(example: audio streaming). |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
858 * @retval HAL status |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
859 */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
860 HAL_StatusTypeDef HAL_I2S_Transmit_DMA(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
861 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
862 uint32_t *tmp = NULL; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
863 uint32_t tmp1 = 0U; |
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 if((pData == NULL) || (Size == 0U)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
866 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
867 return HAL_ERROR; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
868 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
869 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
870 if(hi2s->State == HAL_I2S_STATE_READY) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
871 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
872 hi2s->pTxBuffPtr = pData; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
873 tmp1 = hi2s->Instance->I2SCFGR & (SPI_I2SCFGR_DATLEN | SPI_I2SCFGR_CHLEN); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
874 if((tmp1 == I2S_DATAFORMAT_24B) || (tmp1 == I2S_DATAFORMAT_32B)) |
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 hi2s->TxXferSize = (Size << 1U); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
877 hi2s->TxXferCount = (Size << 1U); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
878 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
879 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
880 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
881 hi2s->TxXferSize = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
882 hi2s->TxXferCount = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
883 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
884 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
885 /* Process Locked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
886 __HAL_LOCK(hi2s); |
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 hi2s->ErrorCode = HAL_I2S_ERROR_NONE; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
889 hi2s->State = HAL_I2S_STATE_BUSY_TX; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
890 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
891 /* Set the I2S Tx DMA Half transfer complete callback */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
892 hi2s->hdmatx->XferHalfCpltCallback = I2S_DMATxHalfCplt; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
893 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
894 /* Set the I2S Tx DMA transfer complete callback */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
895 hi2s->hdmatx->XferCpltCallback = I2S_DMATxCplt; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
896 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
897 /* Set the DMA error callback */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
898 hi2s->hdmatx->XferErrorCallback = I2S_DMAError; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
899 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
900 /* Enable the Tx DMA Stream */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
901 tmp = (uint32_t*)&pData; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
902 HAL_DMA_Start_IT(hi2s->hdmatx, *(uint32_t*)tmp, (uint32_t)&hi2s->Instance->DR, hi2s->TxXferSize); |
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 /* Check if the I2S is already enabled */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
905 if((hi2s->Instance->I2SCFGR &SPI_I2SCFGR_I2SE) != SPI_I2SCFGR_I2SE) |
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 /* Enable I2S peripheral */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
908 __HAL_I2S_ENABLE(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
909 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
910 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
911 /* Check if the I2S Tx request is already enabled */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
912 if((hi2s->Instance->CR2 & SPI_CR2_TXDMAEN) != SPI_CR2_TXDMAEN) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
913 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
914 /* Enable Tx DMA Request */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
915 SET_BIT(hi2s->Instance->CR2, SPI_CR2_TXDMAEN); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
916 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
917 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
918 /* Process Unlocked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
919 __HAL_UNLOCK(hi2s); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
920 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
921 return HAL_OK; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
922 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
923 else |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
924 { |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
925 return HAL_BUSY; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
926 } |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
927 } |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
928 |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
929 /** |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
930 * @brief Receive an amount of data in non-blocking mode with DMA |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
931 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
932 * the configuration information for I2S module |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
933 * @param pData a 16-bit pointer to the Receive data buffer. |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
934 * @param Size number of data sample to be sent: |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
935 * @note When a 16-bit data frame or a 16-bit data frame extended is selected during the I2S |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
936 * configuration phase, the Size parameter means the number of 16-bit data length |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
937 * in the transaction and when a 24-bit data frame or a 32-bit data frame is selected |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
938 * the Size parameter means the number of 16-bit data length. |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
939 * @note The I2S is kept enabled at the end of transaction to avoid the clock de-synchronization |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
940 * between Master and Slave(example: audio streaming). |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
941 * @retval HAL status |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
942 */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
943 HAL_StatusTypeDef HAL_I2S_Receive_DMA(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size) |
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Ideenmodellierer
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diff
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|
944 { |
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Ideenmodellierer
parents:
diff
changeset
|
945 uint32_t *tmp = NULL; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
946 uint32_t tmp1 = 0U; |
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Ideenmodellierer
parents:
diff
changeset
|
947 |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
948 if((pData == NULL) || (Size == 0U)) |
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Ideenmodellierer
parents:
diff
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|
949 { |
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Ideenmodellierer
parents:
diff
changeset
|
950 return HAL_ERROR; |
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Ideenmodellierer
parents:
diff
changeset
|
951 } |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
952 |
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diff
changeset
|
953 if(hi2s->State == HAL_I2S_STATE_READY) |
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parents:
diff
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|
954 { |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
955 hi2s->pRxBuffPtr = pData; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
956 tmp1 = hi2s->Instance->I2SCFGR & (SPI_I2SCFGR_DATLEN | SPI_I2SCFGR_CHLEN); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
957 if((tmp1 == I2S_DATAFORMAT_24B) || (tmp1 == I2S_DATAFORMAT_32B)) |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
changeset
|
958 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
959 hi2s->RxXferSize = (Size << 1U); |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
960 hi2s->RxXferCount = (Size << 1U); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
961 } |
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parents:
diff
changeset
|
962 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
963 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
964 hi2s->RxXferSize = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
965 hi2s->RxXferCount = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
966 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
967 /* Process Locked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
968 __HAL_LOCK(hi2s); |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
969 |
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Added current STM32 standandard libraries in version independend folder structure
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|
970 hi2s->State = HAL_I2S_STATE_BUSY_RX; |
c78bcbd5deda
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|
971 hi2s->ErrorCode = HAL_I2S_ERROR_NONE; |
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|
972 |
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diff
changeset
|
973 /* Set the I2S Rx DMA Half transfer complete callback */ |
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|
974 hi2s->hdmarx->XferHalfCpltCallback = I2S_DMARxHalfCplt; |
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|
975 |
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|
976 /* Set the I2S Rx DMA transfer complete callback */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
977 hi2s->hdmarx->XferCpltCallback = I2S_DMARxCplt; |
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diff
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|
978 |
c78bcbd5deda
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changeset
|
979 /* Set the DMA error callback */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
980 hi2s->hdmarx->XferErrorCallback = I2S_DMAError; |
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|
981 |
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diff
changeset
|
982 /* Check if Master Receiver mode is selected */ |
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parents:
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|
983 if((hi2s->Instance->I2SCFGR & SPI_I2SCFGR_I2SCFG) == I2S_MODE_MASTER_RX) |
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|
984 { |
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|
985 /* Clear the Overrun Flag by a read operation to the SPI_DR register followed by a read |
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Added current STM32 standandard libraries in version independend folder structure
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|
986 access to the SPI_SR register. */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
987 __HAL_I2S_CLEAR_OVRFLAG(hi2s); |
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Added current STM32 standandard libraries in version independend folder structure
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|
988 } |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
989 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
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changeset
|
990 /* Enable the Rx DMA Stream */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
991 tmp = (uint32_t*)&pData; |
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Added current STM32 standandard libraries in version independend folder structure
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|
992 HAL_DMA_Start_IT(hi2s->hdmarx, (uint32_t)&hi2s->Instance->DR, *(uint32_t*)tmp, hi2s->RxXferSize); |
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Ideenmodellierer
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|
993 |
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parents:
diff
changeset
|
994 /* Check if the I2S is already enabled */ |
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Ideenmodellierer
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diff
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|
995 if((hi2s->Instance->I2SCFGR &SPI_I2SCFGR_I2SE) != SPI_I2SCFGR_I2SE) |
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changeset
|
996 { |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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changeset
|
997 /* Enable I2S peripheral */ |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
998 __HAL_I2S_ENABLE(hi2s); |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
999 } |
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Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
1000 |
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Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
1001 /* Check if the I2S Rx request is already enabled */ |
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diff
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|
1002 if((hi2s->Instance->CR2 &SPI_CR2_RXDMAEN) != SPI_CR2_RXDMAEN) |
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Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
1003 { |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
1004 /* Enable Rx DMA Request */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1005 SET_BIT(hi2s->Instance->CR2,SPI_CR2_RXDMAEN); |
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|
1006 } |
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changeset
|
1007 |
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changeset
|
1008 /* Process Unlocked */ |
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|
1009 __HAL_UNLOCK(hi2s); |
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diff
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|
1010 |
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diff
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|
1011 return HAL_OK; |
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|
1012 } |
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|
1013 else |
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|
1014 { |
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|
1015 return HAL_BUSY; |
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|
1016 } |
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|
1017 } |
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|
1018 |
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|
1019 /** |
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|
1020 * @brief Pauses the audio stream playing from the Media. |
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1021 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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|
1022 * the configuration information for I2S module |
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|
1023 * @retval HAL status |
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|
1024 */ |
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|
1025 HAL_StatusTypeDef HAL_I2S_DMAPause(I2S_HandleTypeDef *hi2s) |
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|
1026 { |
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|
1027 /* Process Locked */ |
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|
1028 __HAL_LOCK(hi2s); |
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|
1029 |
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1030 if(hi2s->State == HAL_I2S_STATE_BUSY_TX) |
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|
1031 { |
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Added current STM32 standandard libraries in version independend folder structure
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|
1032 /* Disable the I2S DMA Tx request */ |
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1033 CLEAR_BIT(hi2s->Instance->CR2,SPI_CR2_TXDMAEN); |
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|
1034 } |
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1035 else if(hi2s->State == HAL_I2S_STATE_BUSY_RX) |
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1036 { |
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Added current STM32 standandard libraries in version independend folder structure
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|
1037 /* Disable the I2S DMA Rx request */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1038 CLEAR_BIT(hi2s->Instance->CR2,SPI_CR2_RXDMAEN); |
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Added current STM32 standandard libraries in version independend folder structure
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1039 } |
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|
1040 #if defined (SPI_I2S_FULLDUPLEX_SUPPORT) |
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|
1041 else if(hi2s->State == HAL_I2S_STATE_BUSY_TX_RX) |
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Added current STM32 standandard libraries in version independend folder structure
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|
1042 { |
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|
1043 /* Pause the audio file playing by disabling the I2S DMA request */ |
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Added current STM32 standandard libraries in version independend folder structure
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1044 CLEAR_BIT(hi2s->Instance->CR2,(SPI_CR2_TXDMAEN|SPI_CR2_RXDMAEN)); |
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|
1045 CLEAR_BIT(I2SxEXT(hi2s->Instance)->CR2,(SPI_CR2_TXDMAEN|SPI_CR2_RXDMAEN)); |
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|
1046 } |
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1047 #endif /* SPI_I2S_FULLDUPLEX_SUPPORT */ |
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1048 |
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|
1049 /* Process Unlocked */ |
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|
1050 __HAL_UNLOCK(hi2s); |
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|
1051 |
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|
1052 return HAL_OK; |
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|
1053 } |
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|
1054 |
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|
1055 /** |
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1056 * @brief Resumes the audio stream playing from the Media. |
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1057 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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1058 * the configuration information for I2S module |
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|
1059 * @retval HAL status |
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1060 */ |
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1061 HAL_StatusTypeDef HAL_I2S_DMAResume(I2S_HandleTypeDef *hi2s) |
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1062 { |
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1063 /* Process Locked */ |
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1064 __HAL_LOCK(hi2s); |
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|
1065 |
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1066 if(hi2s->State == HAL_I2S_STATE_BUSY_TX) |
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1067 { |
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1068 /* Enable the I2S DMA Tx request */ |
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1069 SET_BIT(hi2s->Instance->CR2,SPI_CR2_TXDMAEN); |
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1070 } |
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1071 else if(hi2s->State == HAL_I2S_STATE_BUSY_RX) |
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1072 { |
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1073 /* Enable the I2S DMA Rx request */ |
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1074 SET_BIT(hi2s->Instance->CR2,SPI_CR2_RXDMAEN); |
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1075 } |
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1076 #if defined (SPI_I2S_FULLDUPLEX_SUPPORT) |
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1077 else if(hi2s->State == HAL_I2S_STATE_BUSY_TX_RX) |
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1078 { |
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1079 /* Pause the audio file playing by disabling the I2S DMA request */ |
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1080 SET_BIT(hi2s->Instance->CR2,(SPI_CR2_RXDMAEN | SPI_CR2_TXDMAEN)); |
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1081 SET_BIT(I2SxEXT(hi2s->Instance)->CR2,(SPI_CR2_RXDMAEN | SPI_CR2_TXDMAEN)); |
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1082 |
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1083 /* If the I2Sext peripheral is still not enabled, enable it */ |
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1084 if ((I2SxEXT(hi2s->Instance)->I2SCFGR & SPI_I2SCFGR_I2SE) == 0U) |
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1085 { |
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1086 /* Enable I2Sext peripheral */ |
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1087 __HAL_I2SEXT_ENABLE(hi2s); |
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1088 } |
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1089 } |
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1090 #endif /* SPI_I2S_FULLDUPLEX_SUPPORT */ |
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1091 |
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1092 /* If the I2S peripheral is still not enabled, enable it */ |
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1093 if ((hi2s->Instance->I2SCFGR & SPI_I2SCFGR_I2SE) == 0U) |
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1094 { |
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1095 /* Enable I2S peripheral */ |
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1096 __HAL_I2S_ENABLE(hi2s); |
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1097 } |
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1098 |
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1099 /* Process Unlocked */ |
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1100 __HAL_UNLOCK(hi2s); |
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1101 |
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1102 return HAL_OK; |
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1103 } |
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1104 |
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1105 /** |
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1106 * @brief Resumes the audio stream playing from the Media. |
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1107 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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1108 * the configuration information for I2S module |
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1109 * @retval HAL status |
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1110 */ |
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1111 HAL_StatusTypeDef HAL_I2S_DMAStop(I2S_HandleTypeDef *hi2s) |
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1112 { |
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1113 /* Process Locked */ |
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1114 __HAL_LOCK(hi2s); |
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1115 |
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1116 if(hi2s->State == HAL_I2S_STATE_BUSY_TX) |
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1117 { |
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1118 /* Disable the I2S DMA requests */ |
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1119 CLEAR_BIT(hi2s->Instance->CR2,SPI_CR2_TXDMAEN); |
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1120 |
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1121 /* Disable the I2S DMA Channel */ |
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1122 HAL_DMA_Abort(hi2s->hdmatx); |
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1123 } |
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1124 else if(hi2s->State == HAL_I2S_STATE_BUSY_RX) |
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1125 { |
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1126 /* Disable the I2S DMA requests */ |
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1127 CLEAR_BIT(hi2s->Instance->CR2,SPI_CR2_RXDMAEN); |
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1128 |
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1129 /* Disable the I2S DMA Channel */ |
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1130 HAL_DMA_Abort(hi2s->hdmarx); |
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1131 } |
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1132 #if defined (SPI_I2S_FULLDUPLEX_SUPPORT) |
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1133 else if(hi2s->State == HAL_I2S_STATE_BUSY_TX_RX) |
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1134 { |
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1135 /* Disable the I2S DMA requests */ |
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1136 CLEAR_BIT(hi2s->Instance->CR2,(SPI_CR2_RXDMAEN | SPI_CR2_TXDMAEN)); |
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1137 CLEAR_BIT(I2SxEXT(hi2s->Instance)->CR2,(SPI_CR2_RXDMAEN | SPI_CR2_TXDMAEN)); |
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1138 |
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1139 /* Disable the I2S DMA Channels */ |
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1140 HAL_DMA_Abort(hi2s->hdmatx); |
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1141 HAL_DMA_Abort(hi2s->hdmarx); |
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1142 |
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1143 /* Disable I2Sext peripheral */ |
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1144 __HAL_I2SEXT_DISABLE(hi2s); |
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1145 } |
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1146 #endif /* SPI_I2S_FULLDUPLEX_SUPPORT */ |
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1147 |
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1148 /* Disable I2S peripheral */ |
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1149 __HAL_I2S_DISABLE(hi2s); |
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1150 |
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1151 hi2s->State = HAL_I2S_STATE_READY; |
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1152 |
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1153 /* Process Unlocked */ |
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1154 __HAL_UNLOCK(hi2s); |
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1155 |
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1156 return HAL_OK; |
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1157 } |
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1158 |
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1159 /** |
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1160 * @brief This function handles I2S interrupt request. |
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1161 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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1162 * the configuration information for I2S module |
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1163 * @retval None |
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1164 */ |
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1165 void HAL_I2S_IRQHandler(I2S_HandleTypeDef *hi2s) |
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1166 { |
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1167 /* Call the IrqHandler ISR set during HAL_I2S_INIT */ |
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1168 hi2s->IrqHandlerISR(hi2s); |
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1169 } |
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1170 |
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1171 /** |
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1172 * @brief Tx Transfer Half completed callbacks |
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1173 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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1174 * the configuration information for I2S module |
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1175 * @retval None |
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1176 */ |
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1177 __weak void HAL_I2S_TxHalfCpltCallback(I2S_HandleTypeDef *hi2s) |
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Added current STM32 standandard libraries in version independend folder structure
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1178 { |
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1179 /* Prevent unused argument(s) compilation warning */ |
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Added current STM32 standandard libraries in version independend folder structure
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1180 UNUSED(hi2s); |
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1181 /* NOTE : This function Should not be modified, when the callback is needed, |
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1182 the HAL_I2S_TxHalfCpltCallback could be implemented in the user file |
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1183 */ |
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1184 } |
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1185 |
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1186 /** |
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1187 * @brief Tx Transfer completed callbacks |
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Added current STM32 standandard libraries in version independend folder structure
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1188 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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1189 * the configuration information for I2S module |
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1190 * @retval None |
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Added current STM32 standandard libraries in version independend folder structure
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1191 */ |
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Added current STM32 standandard libraries in version independend folder structure
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1192 __weak void HAL_I2S_TxCpltCallback(I2S_HandleTypeDef *hi2s) |
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1193 { |
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1194 /* Prevent unused argument(s) compilation warning */ |
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Added current STM32 standandard libraries in version independend folder structure
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1195 UNUSED(hi2s); |
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Added current STM32 standandard libraries in version independend folder structure
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1196 /* NOTE : This function Should not be modified, when the callback is needed, |
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1197 the HAL_I2S_TxCpltCallback could be implemented in the user file |
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1198 */ |
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1199 } |
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1200 |
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1201 /** |
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1202 * @brief Rx Transfer half completed callbacks |
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Added current STM32 standandard libraries in version independend folder structure
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1203 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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1204 * the configuration information for I2S module |
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1205 * @retval None |
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Added current STM32 standandard libraries in version independend folder structure
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1206 */ |
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1207 __weak void HAL_I2S_RxHalfCpltCallback(I2S_HandleTypeDef *hi2s) |
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1208 { |
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1209 /* Prevent unused argument(s) compilation warning */ |
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1210 UNUSED(hi2s); |
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1211 /* NOTE : This function Should not be modified, when the callback is needed, |
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1212 the HAL_I2S_RxCpltCallback could be implemented in the user file |
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1213 */ |
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1214 } |
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1215 |
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1216 /** |
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1217 * @brief Rx Transfer completed callbacks |
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1218 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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1219 * the configuration information for I2S module |
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1220 * @retval None |
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1221 */ |
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1222 __weak void HAL_I2S_RxCpltCallback(I2S_HandleTypeDef *hi2s) |
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1223 { |
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1224 /* Prevent unused argument(s) compilation warning */ |
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1225 UNUSED(hi2s); |
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1226 /* NOTE : This function Should not be modified, when the callback is needed, |
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1227 the HAL_I2S_RxCpltCallback could be implemented in the user file |
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1228 */ |
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1229 } |
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1230 |
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1231 /** |
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1232 * @brief I2S error callbacks |
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1233 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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1234 * the configuration information for I2S module |
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1235 * @retval None |
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1236 */ |
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1237 __weak void HAL_I2S_ErrorCallback(I2S_HandleTypeDef *hi2s) |
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1238 { |
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1239 /* Prevent unused argument(s) compilation warning */ |
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1240 UNUSED(hi2s); |
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1241 /* NOTE : This function Should not be modified, when the callback is needed, |
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1242 the HAL_I2S_ErrorCallback could be implemented in the user file |
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1243 */ |
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1244 } |
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1245 |
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1246 /** |
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1247 * @} |
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1248 */ |
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1249 |
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1250 /** @addtogroup I2S_Exported_Functions_Group3 |
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1251 * @brief Peripheral State functions |
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|
1252 * |
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|
1253 @verbatim |
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|
1254 =============================================================================== |
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1255 ##### Peripheral State and Errors functions ##### |
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|
1256 =============================================================================== |
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|
1257 [..] |
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1258 This subsection permits to get in run-time the status of the peripheral |
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1259 and the data flow. |
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|
1260 |
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1261 @endverbatim |
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1262 * @{ |
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|
1263 */ |
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|
1264 |
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|
1265 /** |
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1266 * @brief Return the I2S state |
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1267 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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1268 * the configuration information for I2S module |
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1269 * @retval HAL state |
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1270 */ |
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1271 HAL_I2S_StateTypeDef HAL_I2S_GetState(I2S_HandleTypeDef *hi2s) |
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1272 { |
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1273 return hi2s->State; |
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1274 } |
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1275 |
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|
1276 /** |
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1277 * @brief Return the I2S error code |
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1278 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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1279 * the configuration information for I2S module |
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1280 * @retval I2S Error Code |
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1281 */ |
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1282 uint32_t HAL_I2S_GetError(I2S_HandleTypeDef *hi2s) |
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1283 { |
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1284 return hi2s->ErrorCode; |
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1285 } |
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1286 /** |
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1287 * @} |
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1288 */ |
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1289 |
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1290 /** |
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1291 * @} |
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1292 */ |
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1293 |
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1294 /** @addtogroup I2S_Private_Functions I2S Private Functions |
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1295 * @{ |
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1296 */ |
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1297 /** |
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1298 * @brief DMA I2S transmit process complete callback |
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1299 * @param hdma pointer to a DMA_HandleTypeDef structure that contains |
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1300 * the configuration information for the specified DMA module. |
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1301 * @retval None |
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1302 */ |
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1303 static void I2S_DMATxCplt(DMA_HandleTypeDef *hdma) |
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1304 { |
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1305 I2S_HandleTypeDef* hi2s = ( I2S_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
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1306 |
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1307 if((hdma->Instance->CR & DMA_SxCR_CIRC) == 0U) |
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1308 { |
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1309 /* Disable Tx DMA Request */ |
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1310 CLEAR_BIT(hi2s->Instance->CR2,SPI_CR2_TXDMAEN); |
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1311 |
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1312 hi2s->TxXferCount = 0U; |
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1313 hi2s->State = HAL_I2S_STATE_READY; |
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1314 } |
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Added current STM32 standandard libraries in version independend folder structure
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1315 HAL_I2S_TxCpltCallback(hi2s); |
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1316 } |
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Added current STM32 standandard libraries in version independend folder structure
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1317 /** |
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Added current STM32 standandard libraries in version independend folder structure
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1318 * @brief DMA I2S transmit process half complete callback |
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Added current STM32 standandard libraries in version independend folder structure
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1319 * @param hdma pointer to a DMA_HandleTypeDef structure that contains |
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Added current STM32 standandard libraries in version independend folder structure
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|
1320 * the configuration information for the specified DMA module. |
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Added current STM32 standandard libraries in version independend folder structure
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|
1321 * @retval None |
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Added current STM32 standandard libraries in version independend folder structure
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|
1322 */ |
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|
1323 static void I2S_DMATxHalfCplt(DMA_HandleTypeDef *hdma) |
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|
1324 { |
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1325 I2S_HandleTypeDef* hi2s = (I2S_HandleTypeDef*)((DMA_HandleTypeDef*)hdma)->Parent; |
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1326 |
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|
1327 HAL_I2S_TxHalfCpltCallback(hi2s); |
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Added current STM32 standandard libraries in version independend folder structure
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1328 } |
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Added current STM32 standandard libraries in version independend folder structure
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1329 |
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|
1330 /** |
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|
1331 * @brief DMA I2S receive process complete callback |
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1332 * @param hdma pointer to a DMA_HandleTypeDef structure that contains |
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|
1333 * the configuration information for the specified DMA module. |
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|
1334 * @retval None |
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|
1335 */ |
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|
1336 static void I2S_DMARxCplt(DMA_HandleTypeDef *hdma) |
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|
1337 { |
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|
1338 I2S_HandleTypeDef* hi2s = ( I2S_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
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Added current STM32 standandard libraries in version independend folder structure
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1339 |
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|
1340 if((hdma->Instance->CR & DMA_SxCR_CIRC) == 0U) |
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Added current STM32 standandard libraries in version independend folder structure
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1341 { |
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Added current STM32 standandard libraries in version independend folder structure
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1342 /* Disable Rx DMA Request */ |
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1343 CLEAR_BIT(hi2s->Instance->CR2,SPI_CR2_RXDMAEN); |
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1344 hi2s->RxXferCount = 0U; |
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Added current STM32 standandard libraries in version independend folder structure
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1345 hi2s->State = HAL_I2S_STATE_READY; |
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1346 } |
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|
1347 HAL_I2S_RxCpltCallback(hi2s); |
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|
1348 } |
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1349 |
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|
1350 /** |
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Added current STM32 standandard libraries in version independend folder structure
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1351 * @brief DMA I2S receive process half complete callback |
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Added current STM32 standandard libraries in version independend folder structure
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1352 * @param hdma pointer to a DMA_HandleTypeDef structure that contains |
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1353 * the configuration information for the specified DMA module. |
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|
1354 * @retval None |
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|
1355 */ |
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Added current STM32 standandard libraries in version independend folder structure
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1356 static void I2S_DMARxHalfCplt(DMA_HandleTypeDef *hdma) |
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1357 { |
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1358 I2S_HandleTypeDef* hi2s = (I2S_HandleTypeDef*)((DMA_HandleTypeDef*)hdma)->Parent; |
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1359 |
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1360 HAL_I2S_RxHalfCpltCallback(hi2s); |
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|
1361 } |
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|
1362 |
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|
1363 /** |
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1364 * @brief DMA I2S communication error callback |
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Added current STM32 standandard libraries in version independend folder structure
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|
1365 * @param hdma pointer to a DMA_HandleTypeDef structure that contains |
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1366 * the configuration information for the specified DMA module. |
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1367 * @retval None |
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|
1368 */ |
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|
1369 static void I2S_DMAError(DMA_HandleTypeDef *hdma) |
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1370 { |
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|
1371 I2S_HandleTypeDef* hi2s = (I2S_HandleTypeDef*)((DMA_HandleTypeDef*)hdma)->Parent; |
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|
1372 |
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|
1373 /* Disable Rx and Tx DMA Request */ |
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|
1374 CLEAR_BIT(hi2s->Instance->CR2,(SPI_CR2_RXDMAEN | SPI_CR2_TXDMAEN)); |
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1375 hi2s->TxXferCount = 0U; |
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1376 hi2s->RxXferCount = 0U; |
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1377 |
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1378 hi2s->State= HAL_I2S_STATE_READY; |
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1379 |
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1380 SET_BIT(hi2s->ErrorCode,HAL_I2S_ERROR_DMA); |
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1381 HAL_I2S_ErrorCallback(hi2s); |
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|
1382 } |
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|
1383 |
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1384 /** |
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1385 * @brief Transmit an amount of data in non-blocking mode with Interrupt |
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1386 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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1387 * the configuration information for I2S module |
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1388 * @retval HAL status |
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1389 */ |
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1390 static void I2S_Transmit_IT(I2S_HandleTypeDef *hi2s) |
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1391 { |
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1392 /* Transmit data */ |
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|
1393 hi2s->Instance->DR = (*hi2s->pTxBuffPtr++); |
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1394 hi2s->TxXferCount--; |
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1395 |
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1396 if(hi2s->TxXferCount == 0U) |
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1397 { |
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1398 /* Disable TXE and ERR interrupt */ |
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1399 __HAL_I2S_DISABLE_IT(hi2s, (I2S_IT_TXE | I2S_IT_ERR)); |
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|
1400 |
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1401 hi2s->State = HAL_I2S_STATE_READY; |
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1402 HAL_I2S_TxCpltCallback(hi2s); |
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1403 } |
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1404 } |
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1405 |
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1406 /** |
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1407 * @brief Receive an amount of data in non-blocking mode with Interrupt |
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1408 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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1409 * the configuration information for I2S module |
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1410 * @retval HAL status |
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1411 */ |
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1412 static void I2S_Receive_IT(I2S_HandleTypeDef *hi2s) |
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1413 { |
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1414 /* Receive data */ |
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1415 (*hi2s->pRxBuffPtr++) = hi2s->Instance->DR; |
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1416 hi2s->RxXferCount--; |
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1417 |
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1418 if(hi2s->RxXferCount == 0U) |
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1419 { |
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1420 /* Disable RXNE and ERR interrupt */ |
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1421 __HAL_I2S_DISABLE_IT(hi2s, (I2S_IT_RXNE | I2S_IT_ERR)); |
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1422 |
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1423 hi2s->State = HAL_I2S_STATE_READY; |
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1424 HAL_I2S_RxCpltCallback(hi2s); |
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1425 } |
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1426 } |
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1427 |
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1428 /** |
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1429 * @brief This function handles I2S interrupt request. |
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1430 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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1431 * the configuration information for I2S module |
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1432 * @retval None |
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1433 */ |
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1434 static void I2S_IRQHandler(I2S_HandleTypeDef *hi2s) |
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1435 { |
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1436 __IO uint32_t i2ssr = hi2s->Instance->SR; |
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1437 |
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1438 if(hi2s->State == HAL_I2S_STATE_BUSY_RX) |
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1439 { |
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1440 /* I2S in mode Receiver ------------------------------------------------*/ |
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1441 if(((i2ssr & I2S_FLAG_RXNE) == I2S_FLAG_RXNE) && (__HAL_I2S_GET_IT_SOURCE(hi2s, I2S_IT_RXNE) != RESET)) |
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1442 { |
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1443 I2S_Receive_IT(hi2s); |
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1444 } |
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1445 |
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1446 /* I2S Overrun error interrupt occured -------------------------------------*/ |
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1447 if(((i2ssr & I2S_FLAG_OVR) == I2S_FLAG_OVR) && (__HAL_I2S_GET_IT_SOURCE(hi2s, I2S_IT_ERR) != RESET)) |
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1448 { |
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1449 /* Disable RXNE and ERR interrupt */ |
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1450 __HAL_I2S_DISABLE_IT(hi2s, (I2S_IT_RXNE | I2S_IT_ERR)); |
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1451 |
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1452 /* Clear Overrun flag */ |
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1453 __HAL_I2S_CLEAR_OVRFLAG(hi2s); |
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1454 |
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1455 /* Set the I2S State ready */ |
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1456 hi2s->State = HAL_I2S_STATE_READY; |
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1457 |
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1458 |
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1459 /* Set the error code and execute error callback*/ |
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1460 SET_BIT(hi2s->ErrorCode,HAL_I2S_ERROR_OVR); |
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1461 HAL_I2S_ErrorCallback(hi2s); |
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1462 } |
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1463 } |
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1464 |
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1465 if(hi2s->State == HAL_I2S_STATE_BUSY_TX) |
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1466 { |
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1467 /* I2S in mode Transmitter -----------------------------------------------*/ |
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1468 if(((i2ssr & I2S_FLAG_TXE) == I2S_FLAG_TXE) && (__HAL_I2S_GET_IT_SOURCE(hi2s, I2S_IT_TXE) != RESET)) |
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1469 { |
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1470 I2S_Transmit_IT(hi2s); |
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1471 } |
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1472 |
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1473 /* I2S Underrun error interrupt occurred --------------------------------*/ |
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1474 if(((i2ssr & I2S_FLAG_UDR) == I2S_FLAG_UDR) && (__HAL_I2S_GET_IT_SOURCE(hi2s, I2S_IT_ERR) != RESET)) |
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1475 { |
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1476 /* Disable TXE and ERR interrupt */ |
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1477 __HAL_I2S_DISABLE_IT(hi2s, (I2S_IT_TXE | I2S_IT_ERR)); |
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1478 |
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1479 /* Clear Underrun flag */ |
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1480 __HAL_I2S_CLEAR_UDRFLAG(hi2s); |
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1481 |
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1482 /* Set the I2S State ready */ |
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1483 hi2s->State = HAL_I2S_STATE_READY; |
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1484 |
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1485 /* Set the error code and execute error callback*/ |
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1486 SET_BIT(hi2s->ErrorCode, HAL_I2S_ERROR_UDR); |
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1487 HAL_I2S_ErrorCallback(hi2s); |
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1488 } |
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1489 } |
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1490 } |
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1491 |
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1492 /** |
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1493 * @brief This function handles I2S Communication Timeout. |
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1494 * @param hi2s pointer to a I2S_HandleTypeDef structure that contains |
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1495 * the configuration information for I2S module |
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1496 * @param Flag Flag checked |
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1497 * @param State Value of the flag expected |
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1498 * @param Timeout Duration of the timeout |
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1499 * @retval HAL status |
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1500 */ |
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1501 static HAL_StatusTypeDef I2S_WaitFlagStateUntilTimeout(I2S_HandleTypeDef *hi2s, uint32_t Flag, uint32_t State, |
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1502 uint32_t Timeout) |
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1503 { |
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1504 uint32_t tickstart = HAL_GetTick(); |
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1505 |
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1506 /* Wait until flag is set to status*/ |
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1507 while(((__HAL_I2S_GET_FLAG(hi2s, Flag)) ? SET : RESET) != State) |
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1508 { |
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1509 if(Timeout != HAL_MAX_DELAY) |
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1510 { |
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1511 if((Timeout == 0U)||((HAL_GetTick() - tickstart ) > Timeout)) |
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1512 { |
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1513 /* Set the I2S State ready */ |
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1514 hi2s->State = HAL_I2S_STATE_READY; |
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1515 |
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1516 /* Process Unlocked */ |
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1517 __HAL_UNLOCK(hi2s); |
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1518 |
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1519 return HAL_TIMEOUT; |
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1520 } |
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1521 } |
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1522 } |
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1523 return HAL_OK; |
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1524 } |
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1525 |
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1526 /** |
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1527 * @} |
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1528 */ |
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1529 |
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1530 /** |
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1531 * @} |
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1532 */ |
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1533 |
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1534 #endif /* HAL_I2S_MODULE_ENABLED */ |
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1535 /** |
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1536 * @} |
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1537 */ |
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1538 |
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1539 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |