566 lines
		
	
	
		
			23 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			566 lines
		
	
	
		
			23 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /**
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|   ******************************************************************************
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|   * @file    stm32f7xx_hal_i2s.h
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|   * @author  MCD Application Team
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|   * @brief   Header file of I2S HAL module.
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|   ******************************************************************************
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|   * @attention
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|   *
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|   * Copyright (c) 2017 STMicroelectronics.
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|   * All rights reserved.
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|   *
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|   * This software is licensed under terms that can be found in the LICENSE file
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|   * in the root directory of this software component.
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|   * If no LICENSE file comes with this software, it is provided AS-IS.
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|   *
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|   ******************************************************************************
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|   */
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| 
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| /* Define to prevent recursive inclusion -------------------------------------*/
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| #ifndef STM32F7xx_HAL_I2S_H
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| #define STM32F7xx_HAL_I2S_H
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| 
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| #ifdef __cplusplus
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| extern "C" {
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| #endif
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| 
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| /* Includes ------------------------------------------------------------------*/
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| #include "stm32f7xx_hal_def.h"
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| 
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| /** @addtogroup STM32F7xx_HAL_Driver
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|   * @{
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|   */
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| 
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| /** @addtogroup I2S
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|   * @{
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|   */
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| 
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| /* Exported types ------------------------------------------------------------*/
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| /** @defgroup I2S_Exported_Types I2S Exported Types
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|   * @{
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|   */
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| 
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| /**
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|   * @brief I2S Init structure definition
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|   */
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| typedef struct
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| {
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|   uint32_t Mode;                /*!< Specifies the I2S operating mode.
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|                                      This parameter can be a value of @ref I2S_Mode */
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| 
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|   uint32_t Standard;            /*!< Specifies the standard used for the I2S communication.
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|                                      This parameter can be a value of @ref I2S_Standard */
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| 
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|   uint32_t DataFormat;          /*!< Specifies the data format for the I2S communication.
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|                                      This parameter can be a value of @ref I2S_Data_Format */
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| 
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|   uint32_t MCLKOutput;          /*!< Specifies whether the I2S MCLK output is enabled or not.
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|                                      This parameter can be a value of @ref I2S_MCLK_Output */
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| 
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|   uint32_t AudioFreq;           /*!< Specifies the frequency selected for the I2S communication.
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|                                      This parameter can be a value of @ref I2S_Audio_Frequency */
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| 
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|   uint32_t CPOL;                /*!< Specifies the idle state of the I2S clock.
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|                                      This parameter can be a value of @ref I2S_Clock_Polarity */
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| 
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|   uint32_t ClockSource;     /*!< Specifies the I2S Clock Source.
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|                                  This parameter can be a value of @ref I2S_Clock_Source */
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| } I2S_InitTypeDef;
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| 
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| /**
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|   * @brief  HAL State structures definition
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|   */
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| typedef enum
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| {
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|   HAL_I2S_STATE_RESET      = 0x00U,  /*!< I2S not yet initialized or disabled                */
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|   HAL_I2S_STATE_READY      = 0x01U,  /*!< I2S initialized and ready for use                  */
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|   HAL_I2S_STATE_BUSY       = 0x02U,  /*!< I2S internal process is ongoing                    */
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|   HAL_I2S_STATE_BUSY_TX    = 0x03U,  /*!< Data Transmission process is ongoing               */
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|   HAL_I2S_STATE_BUSY_RX    = 0x04U,  /*!< Data Reception process is ongoing                  */
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|   HAL_I2S_STATE_TIMEOUT    = 0x06U,  /*!< I2S timeout state                                  */
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|   HAL_I2S_STATE_ERROR      = 0x07U   /*!< I2S error state                                    */
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| } HAL_I2S_StateTypeDef;
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| 
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| /**
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|   * @brief I2S handle Structure definition
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|   */
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| #if (USE_HAL_I2S_REGISTER_CALLBACKS == 1)
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| typedef struct __I2S_HandleTypeDef
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| #else
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| typedef struct
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| #endif /* USE_HAL_I2S_REGISTER_CALLBACKS */
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| {
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|   SPI_TypeDef                *Instance;    /*!< I2S registers base address */
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| 
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|   I2S_InitTypeDef            Init;         /*!< I2S communication parameters */
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| 
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|   uint16_t                   *pTxBuffPtr;  /*!< Pointer to I2S Tx transfer buffer */
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| 
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|   __IO uint16_t              TxXferSize;   /*!< I2S Tx transfer size */
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| 
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|   __IO uint16_t              TxXferCount;  /*!< I2S Tx transfer Counter */
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| 
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|   uint16_t                   *pRxBuffPtr;  /*!< Pointer to I2S Rx transfer buffer */
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| 
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|   __IO uint16_t              RxXferSize;   /*!< I2S Rx transfer size */
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| 
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|   __IO uint16_t              RxXferCount;  /*!< I2S Rx transfer counter
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|                                               (This field is initialized at the
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|                                                same value as transfer size at the
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|                                                beginning of the transfer and
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|                                                decremented when a sample is received
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|                                                NbSamplesReceived = RxBufferSize-RxBufferCount) */
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|   DMA_HandleTypeDef          *hdmatx;      /*!< I2S Tx DMA handle parameters */
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| 
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|   DMA_HandleTypeDef          *hdmarx;      /*!< I2S Rx DMA handle parameters */
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| 
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|   __IO HAL_LockTypeDef       Lock;         /*!< I2S locking object */
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| 
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|   __IO HAL_I2S_StateTypeDef  State;        /*!< I2S communication state */
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| 
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|   __IO uint32_t              ErrorCode;    /*!< I2S Error code
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|                                                 This parameter can be a value of @ref I2S_Error */
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| 
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| #if (USE_HAL_I2S_REGISTER_CALLBACKS == 1U)
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|   void (* TxCpltCallback)(struct __I2S_HandleTypeDef *hi2s);             /*!< I2S Tx Completed callback          */
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|   void (* RxCpltCallback)(struct __I2S_HandleTypeDef *hi2s);             /*!< I2S Rx Completed callback          */
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|   void (* TxHalfCpltCallback)(struct __I2S_HandleTypeDef *hi2s);         /*!< I2S Tx Half Completed callback     */
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|   void (* RxHalfCpltCallback)(struct __I2S_HandleTypeDef *hi2s);         /*!< I2S Rx Half Completed callback     */
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|   void (* ErrorCallback)(struct __I2S_HandleTypeDef *hi2s);              /*!< I2S Error callback                 */
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|   void (* MspInitCallback)(struct __I2S_HandleTypeDef *hi2s);            /*!< I2S Msp Init callback              */
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|   void (* MspDeInitCallback)(struct __I2S_HandleTypeDef *hi2s);          /*!< I2S Msp DeInit callback            */
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| 
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| #endif  /* USE_HAL_I2S_REGISTER_CALLBACKS */
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| } I2S_HandleTypeDef;
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| 
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| #if (USE_HAL_I2S_REGISTER_CALLBACKS == 1U)
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| /**
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|   * @brief  HAL I2S Callback ID enumeration definition
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|   */
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| typedef enum
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| {
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|   HAL_I2S_TX_COMPLETE_CB_ID             = 0x00U,    /*!< I2S Tx Completed callback ID         */
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|   HAL_I2S_RX_COMPLETE_CB_ID             = 0x01U,    /*!< I2S Rx Completed callback ID         */
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|   HAL_I2S_TX_HALF_COMPLETE_CB_ID        = 0x03U,    /*!< I2S Tx Half Completed callback ID    */
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|   HAL_I2S_RX_HALF_COMPLETE_CB_ID        = 0x04U,    /*!< I2S Rx Half Completed callback ID    */
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|   HAL_I2S_ERROR_CB_ID                   = 0x06U,    /*!< I2S Error callback ID                */
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|   HAL_I2S_MSPINIT_CB_ID                 = 0x07U,    /*!< I2S Msp Init callback ID             */
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|   HAL_I2S_MSPDEINIT_CB_ID               = 0x08U     /*!< I2S Msp DeInit callback ID           */
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| 
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| } HAL_I2S_CallbackIDTypeDef;
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| 
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| /**
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|   * @brief  HAL I2S Callback pointer definition
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|   */
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| typedef  void (*pI2S_CallbackTypeDef)(I2S_HandleTypeDef *hi2s); /*!< pointer to an I2S callback function */
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| 
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| #endif /* USE_HAL_I2S_REGISTER_CALLBACKS */
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| /**
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|   * @}
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|   */
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| 
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| /* Exported constants --------------------------------------------------------*/
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| /** @defgroup I2S_Exported_Constants I2S Exported Constants
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|   * @{
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|   */
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| /** @defgroup I2S_Error I2S Error
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|   * @{
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|   */
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| #define HAL_I2S_ERROR_NONE               (0x00000000U)  /*!< No error                    */
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| #define HAL_I2S_ERROR_TIMEOUT            (0x00000001U)  /*!< Timeout error               */
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| #define HAL_I2S_ERROR_OVR                (0x00000002U)  /*!< OVR error                   */
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| #define HAL_I2S_ERROR_UDR                (0x00000004U)  /*!< UDR error                   */
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| #define HAL_I2S_ERROR_DMA                (0x00000008U)  /*!< DMA transfer error          */
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| #define HAL_I2S_ERROR_PRESCALER          (0x00000010U)  /*!< Prescaler Calculation error */
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| #if (USE_HAL_I2S_REGISTER_CALLBACKS == 1U)
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| #define HAL_I2S_ERROR_INVALID_CALLBACK   (0x00000020U)  /*!< Invalid Callback error      */
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| #endif /* USE_HAL_I2S_REGISTER_CALLBACKS */
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| #define HAL_I2S_ERROR_BUSY_LINE_RX       (0x00000040U)  /*!< Busy Rx Line error          */
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup I2S_Mode I2S Mode
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|   * @{
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|   */
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| #define I2S_MODE_SLAVE_TX                (0x00000000U)
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| #define I2S_MODE_SLAVE_RX                (SPI_I2SCFGR_I2SCFG_0)
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| #define I2S_MODE_MASTER_TX               (SPI_I2SCFGR_I2SCFG_1)
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| #define I2S_MODE_MASTER_RX               ((SPI_I2SCFGR_I2SCFG_0 | SPI_I2SCFGR_I2SCFG_1))
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup I2S_Standard I2S Standard
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|   * @{
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|   */
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| #define I2S_STANDARD_PHILIPS             (0x00000000U)
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| #define I2S_STANDARD_MSB                 (SPI_I2SCFGR_I2SSTD_0)
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| #define I2S_STANDARD_LSB                 (SPI_I2SCFGR_I2SSTD_1)
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| #define I2S_STANDARD_PCM_SHORT           ((SPI_I2SCFGR_I2SSTD_0 | SPI_I2SCFGR_I2SSTD_1))
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| #define I2S_STANDARD_PCM_LONG            ((SPI_I2SCFGR_I2SSTD_0 | SPI_I2SCFGR_I2SSTD_1 | SPI_I2SCFGR_PCMSYNC))
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup I2S_Data_Format I2S Data Format
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|   * @{
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|   */
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| #define I2S_DATAFORMAT_16B               (0x00000000U)
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| #define I2S_DATAFORMAT_16B_EXTENDED      (SPI_I2SCFGR_CHLEN)
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| #define I2S_DATAFORMAT_24B               ((SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATLEN_0))
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| #define I2S_DATAFORMAT_32B               ((SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATLEN_1))
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup I2S_MCLK_Output I2S MCLK Output
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|   * @{
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|   */
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| #define I2S_MCLKOUTPUT_ENABLE            (SPI_I2SPR_MCKOE)
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| #define I2S_MCLKOUTPUT_DISABLE           (0x00000000U)
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup I2S_Audio_Frequency I2S Audio Frequency
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|   * @{
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|   */
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| #define I2S_AUDIOFREQ_192K               (192000U)
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| #define I2S_AUDIOFREQ_96K                (96000U)
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| #define I2S_AUDIOFREQ_48K                (48000U)
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| #define I2S_AUDIOFREQ_44K                (44100U)
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| #define I2S_AUDIOFREQ_32K                (32000U)
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| #define I2S_AUDIOFREQ_22K                (22050U)
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| #define I2S_AUDIOFREQ_16K                (16000U)
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| #define I2S_AUDIOFREQ_11K                (11025U)
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| #define I2S_AUDIOFREQ_8K                 (8000U)
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| #define I2S_AUDIOFREQ_DEFAULT            (2U)
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup I2S_Clock_Polarity I2S Clock Polarity
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|   * @{
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|   */
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| #define I2S_CPOL_LOW                     (0x00000000U)
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| #define I2S_CPOL_HIGH                    (SPI_I2SCFGR_CKPOL)
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup I2S_Interrupts_Definition I2S Interrupts Definition
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|   * @{
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|   */
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| #define I2S_IT_TXE                       SPI_CR2_TXEIE
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| #define I2S_IT_RXNE                      SPI_CR2_RXNEIE
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| #define I2S_IT_ERR                       SPI_CR2_ERRIE
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup I2S_Flags_Definition I2S Flags Definition
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|   * @{
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|   */
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| #define I2S_FLAG_TXE                     SPI_SR_TXE
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| #define I2S_FLAG_RXNE                    SPI_SR_RXNE
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| 
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| #define I2S_FLAG_UDR                     SPI_SR_UDR
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| #define I2S_FLAG_OVR                     SPI_SR_OVR
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| #define I2S_FLAG_FRE                     SPI_SR_FRE
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| 
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| #define I2S_FLAG_CHSIDE                  SPI_SR_CHSIDE
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| #define I2S_FLAG_BSY                     SPI_SR_BSY
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| 
 | |
| #define I2S_FLAG_MASK                   (SPI_SR_RXNE\
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|                                          | SPI_SR_TXE | SPI_SR_UDR | SPI_SR_OVR | SPI_SR_FRE | SPI_SR_CHSIDE | SPI_SR_BSY)
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup I2S_Clock_Source I2S Clock Source Definition
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|   * @{
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|   */
 | |
| #define I2S_CLOCK_EXTERNAL                ((uint32_t)0x00000001U)
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| #define I2S_CLOCK_PLL                     ((uint32_t)0x00000002U)
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| /**
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|   * @}
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|   */
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| /**
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|   * @}
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|   */
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| 
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| /* Exported macros -----------------------------------------------------------*/
 | |
| /** @defgroup I2S_Exported_macros I2S Exported Macros
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|   * @{
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|   */
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| 
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| /** @brief  Reset I2S handle state
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|   * @param  __HANDLE__ specifies the I2S Handle.
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|   * @retval None
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|   */
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| #if (USE_HAL_I2S_REGISTER_CALLBACKS == 1U)
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| #define __HAL_I2S_RESET_HANDLE_STATE(__HANDLE__)                do{                                                  \
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|                                                                     (__HANDLE__)->State = HAL_I2S_STATE_RESET;       \
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|                                                                     (__HANDLE__)->MspInitCallback = NULL;            \
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|                                                                     (__HANDLE__)->MspDeInitCallback = NULL;          \
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|                                                                   } while(0)
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| #else
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| #define __HAL_I2S_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_I2S_STATE_RESET)
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| #endif /* USE_HAL_I2S_REGISTER_CALLBACKS */
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| 
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| /** @brief  Enable the specified SPI peripheral (in I2S mode).
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|   * @param  __HANDLE__ specifies the I2S Handle.
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|   * @retval None
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|   */
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| #define __HAL_I2S_ENABLE(__HANDLE__)    (SET_BIT((__HANDLE__)->Instance->I2SCFGR, SPI_I2SCFGR_I2SE))
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| 
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| /** @brief  Disable the specified SPI peripheral (in I2S mode).
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|   * @param  __HANDLE__ specifies the I2S Handle.
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|   * @retval None
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|   */
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| #define __HAL_I2S_DISABLE(__HANDLE__) (CLEAR_BIT((__HANDLE__)->Instance->I2SCFGR, SPI_I2SCFGR_I2SE))
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| 
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| /** @brief  Enable the specified I2S interrupts.
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|   * @param  __HANDLE__ specifies the I2S Handle.
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|   * @param  __INTERRUPT__ specifies the interrupt source to enable or disable.
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|   *         This parameter can be one of the following values:
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|   *            @arg I2S_IT_TXE: Tx buffer empty interrupt enable
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|   *            @arg I2S_IT_RXNE: RX buffer not empty interrupt enable
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|   *            @arg I2S_IT_ERR: Error interrupt enable
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|   * @retval None
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|   */
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| #define __HAL_I2S_ENABLE_IT(__HANDLE__, __INTERRUPT__)    (SET_BIT((__HANDLE__)->Instance->CR2,(__INTERRUPT__)))
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| 
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| /** @brief  Disable the specified I2S interrupts.
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|   * @param  __HANDLE__ specifies the I2S Handle.
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|   * @param  __INTERRUPT__ specifies the interrupt source to enable or disable.
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|   *         This parameter can be one of the following values:
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|   *            @arg I2S_IT_TXE: Tx buffer empty interrupt enable
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|   *            @arg I2S_IT_RXNE: RX buffer not empty interrupt enable
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|   *            @arg I2S_IT_ERR: Error interrupt enable
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|   * @retval None
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|   */
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| #define __HAL_I2S_DISABLE_IT(__HANDLE__, __INTERRUPT__) (CLEAR_BIT((__HANDLE__)->Instance->CR2,(__INTERRUPT__)))
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| 
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| /** @brief  Checks if the specified I2S interrupt source is enabled or disabled.
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|   * @param  __HANDLE__ specifies the I2S Handle.
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|   *         This parameter can be I2S where x: 1, 2, or 3 to select the I2S peripheral.
 | |
|   * @param  __INTERRUPT__ specifies the I2S interrupt source to check.
 | |
|   *          This parameter can be one of the following values:
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|   *            @arg I2S_IT_TXE: Tx buffer empty interrupt enable
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|   *            @arg I2S_IT_RXNE: RX buffer not empty interrupt enable
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|   *            @arg I2S_IT_ERR: Error interrupt enable
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|   * @retval The new state of __IT__ (TRUE or FALSE).
 | |
|   */
 | |
| #define __HAL_I2S_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR2\
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|                                                               & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
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| 
 | |
| /** @brief  Checks whether the specified I2S flag is set or not.
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|   * @param  __HANDLE__ specifies the I2S Handle.
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|   * @param  __FLAG__ specifies the flag to check.
 | |
|   *         This parameter can be one of the following values:
 | |
|   *            @arg I2S_FLAG_RXNE: Receive buffer not empty flag
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|   *            @arg I2S_FLAG_TXE: Transmit buffer empty flag
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|   *            @arg I2S_FLAG_UDR: Underrun flag
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|   *            @arg I2S_FLAG_OVR: Overrun flag
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|   *            @arg I2S_FLAG_FRE: Frame error flag
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|   *            @arg I2S_FLAG_CHSIDE: Channel Side flag
 | |
|   *            @arg I2S_FLAG_BSY: Busy flag
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|   * @retval The new state of __FLAG__ (TRUE or FALSE).
 | |
|   */
 | |
| #define __HAL_I2S_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->SR) & (__FLAG__)) == (__FLAG__))
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| 
 | |
| /** @brief Clears the I2S OVR pending flag.
 | |
|   * @param  __HANDLE__ specifies the I2S Handle.
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|   * @retval None
 | |
|   */
 | |
| #define __HAL_I2S_CLEAR_OVRFLAG(__HANDLE__) do{ \
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|                                                 __IO uint32_t tmpreg_ovr = 0x00U; \
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|                                                 tmpreg_ovr = (__HANDLE__)->Instance->DR; \
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|                                                 tmpreg_ovr = (__HANDLE__)->Instance->SR; \
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|                                                 UNUSED(tmpreg_ovr); \
 | |
|                                               }while(0U)
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| /** @brief Clears the I2S UDR pending flag.
 | |
|   * @param  __HANDLE__ specifies the I2S Handle.
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|   * @retval None
 | |
|   */
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| #define __HAL_I2S_CLEAR_UDRFLAG(__HANDLE__) do{\
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|                                                 __IO uint32_t tmpreg_udr = 0x00U;\
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|                                                 tmpreg_udr = ((__HANDLE__)->Instance->SR);\
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|                                                 UNUSED(tmpreg_udr); \
 | |
|                                               }while(0U)
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| /** @brief Flush the I2S DR Register.
 | |
|   * @param  __HANDLE__ specifies the I2S Handle.
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|   * @retval None
 | |
|   */
 | |
| #define __HAL_I2S_FLUSH_RX_DR(__HANDLE__)  do{\
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|                                                 __IO uint32_t tmpreg_dr = 0x00U;\
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|                                                 tmpreg_dr = ((__HANDLE__)->Instance->DR);\
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|                                                 UNUSED(tmpreg_dr); \
 | |
|                                               }while(0U)
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| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /* Exported functions --------------------------------------------------------*/
 | |
| /** @addtogroup I2S_Exported_Functions
 | |
|   * @{
 | |
|   */
 | |
| 
 | |
| /** @addtogroup I2S_Exported_Functions_Group1
 | |
|   * @{
 | |
|   */
 | |
| /* Initialization/de-initialization functions  ********************************/
 | |
| HAL_StatusTypeDef HAL_I2S_Init(I2S_HandleTypeDef *hi2s);
 | |
| HAL_StatusTypeDef HAL_I2S_DeInit(I2S_HandleTypeDef *hi2s);
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| void HAL_I2S_MspInit(I2S_HandleTypeDef *hi2s);
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| void HAL_I2S_MspDeInit(I2S_HandleTypeDef *hi2s);
 | |
| 
 | |
| /* Callbacks Register/UnRegister functions  ***********************************/
 | |
| #if (USE_HAL_I2S_REGISTER_CALLBACKS == 1U)
 | |
| HAL_StatusTypeDef HAL_I2S_RegisterCallback(I2S_HandleTypeDef *hi2s, HAL_I2S_CallbackIDTypeDef CallbackID,
 | |
|                                            pI2S_CallbackTypeDef pCallback);
 | |
| HAL_StatusTypeDef HAL_I2S_UnRegisterCallback(I2S_HandleTypeDef *hi2s, HAL_I2S_CallbackIDTypeDef CallbackID);
 | |
| #endif /* USE_HAL_I2S_REGISTER_CALLBACKS */
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /** @addtogroup I2S_Exported_Functions_Group2
 | |
|   * @{
 | |
|   */
 | |
| /* I/O operation functions  ***************************************************/
 | |
| /* Blocking mode: Polling */
 | |
| HAL_StatusTypeDef HAL_I2S_Transmit(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size, uint32_t Timeout);
 | |
| HAL_StatusTypeDef HAL_I2S_Receive(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size, uint32_t Timeout);
 | |
| 
 | |
| /* Non-Blocking mode: Interrupt */
 | |
| HAL_StatusTypeDef HAL_I2S_Transmit_IT(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size);
 | |
| HAL_StatusTypeDef HAL_I2S_Receive_IT(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size);
 | |
| void HAL_I2S_IRQHandler(I2S_HandleTypeDef *hi2s);
 | |
| 
 | |
| /* Non-Blocking mode: DMA */
 | |
| HAL_StatusTypeDef HAL_I2S_Transmit_DMA(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size);
 | |
| HAL_StatusTypeDef HAL_I2S_Receive_DMA(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size);
 | |
| 
 | |
| HAL_StatusTypeDef HAL_I2S_DMAPause(I2S_HandleTypeDef *hi2s);
 | |
| HAL_StatusTypeDef HAL_I2S_DMAResume(I2S_HandleTypeDef *hi2s);
 | |
| HAL_StatusTypeDef HAL_I2S_DMAStop(I2S_HandleTypeDef *hi2s);
 | |
| 
 | |
| /* Callbacks used in non blocking modes (Interrupt and DMA) *******************/
 | |
| void HAL_I2S_TxHalfCpltCallback(I2S_HandleTypeDef *hi2s);
 | |
| void HAL_I2S_TxCpltCallback(I2S_HandleTypeDef *hi2s);
 | |
| void HAL_I2S_RxHalfCpltCallback(I2S_HandleTypeDef *hi2s);
 | |
| void HAL_I2S_RxCpltCallback(I2S_HandleTypeDef *hi2s);
 | |
| void HAL_I2S_ErrorCallback(I2S_HandleTypeDef *hi2s);
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /** @addtogroup I2S_Exported_Functions_Group3
 | |
|   * @{
 | |
|   */
 | |
| /* Peripheral Control and State functions  ************************************/
 | |
| HAL_I2S_StateTypeDef HAL_I2S_GetState(I2S_HandleTypeDef *hi2s);
 | |
| uint32_t HAL_I2S_GetError(I2S_HandleTypeDef *hi2s);
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /* Private types -------------------------------------------------------------*/
 | |
| /* Private variables ---------------------------------------------------------*/
 | |
| /* Private constants ---------------------------------------------------------*/
 | |
| /* Private macros ------------------------------------------------------------*/
 | |
| /** @defgroup I2S_Private_Macros I2S Private Macros
 | |
|   * @{
 | |
|   */
 | |
| 
 | |
| /** @brief  Check whether the specified SPI flag is set or not.
 | |
|   * @param  __SR__  copy of I2S SR register.
 | |
|   * @param  __FLAG__ specifies the flag to check.
 | |
|   *         This parameter can be one of the following values:
 | |
|   *            @arg I2S_FLAG_RXNE: Receive buffer not empty flag
 | |
|   *            @arg I2S_FLAG_TXE: Transmit buffer empty flag
 | |
|   *            @arg I2S_FLAG_UDR: Underrun error flag
 | |
|   *            @arg I2S_FLAG_OVR: Overrun flag
 | |
|   *            @arg I2S_FLAG_CHSIDE: Channel side flag
 | |
|   *            @arg I2S_FLAG_BSY: Busy flag
 | |
|   * @retval SET or RESET.
 | |
|   */
 | |
| #define I2S_CHECK_FLAG(__SR__, __FLAG__)         ((((__SR__)\
 | |
|                                                     & ((__FLAG__) & I2S_FLAG_MASK)) == ((__FLAG__) & I2S_FLAG_MASK)) ? SET : RESET)
 | |
| 
 | |
| /** @brief  Check whether the specified SPI Interrupt is set or not.
 | |
|   * @param  __CR2__  copy of I2S CR2 register.
 | |
|   * @param  __INTERRUPT__ specifies the SPI interrupt source to check.
 | |
|   *         This parameter can be one of the following values:
 | |
|   *            @arg I2S_IT_TXE: Tx buffer empty interrupt enable
 | |
|   *            @arg I2S_IT_RXNE: RX buffer not empty interrupt enable
 | |
|   *            @arg I2S_IT_ERR: Error interrupt enable
 | |
|   * @retval SET or RESET.
 | |
|   */
 | |
| #define I2S_CHECK_IT_SOURCE(__CR2__, __INTERRUPT__)      ((((__CR2__)\
 | |
|                                                             & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
 | |
| 
 | |
| /** @brief  Checks if I2S Mode parameter is in allowed range.
 | |
|   * @param  __MODE__ specifies the I2S Mode.
 | |
|   *         This parameter can be a value of @ref I2S_Mode
 | |
|   * @retval None
 | |
|   */
 | |
| #define IS_I2S_MODE(__MODE__) (((__MODE__) == I2S_MODE_SLAVE_TX)  || \
 | |
|                                ((__MODE__) == I2S_MODE_SLAVE_RX)  || \
 | |
|                                ((__MODE__) == I2S_MODE_MASTER_TX) || \
 | |
|                                ((__MODE__) == I2S_MODE_MASTER_RX))
 | |
| 
 | |
| #define IS_I2S_STANDARD(__STANDARD__) (((__STANDARD__) == I2S_STANDARD_PHILIPS)   || \
 | |
|                                        ((__STANDARD__) == I2S_STANDARD_MSB)       || \
 | |
|                                        ((__STANDARD__) == I2S_STANDARD_LSB)       || \
 | |
|                                        ((__STANDARD__) == I2S_STANDARD_PCM_SHORT) || \
 | |
|                                        ((__STANDARD__) == I2S_STANDARD_PCM_LONG))
 | |
| 
 | |
| #define IS_I2S_DATA_FORMAT(__FORMAT__) (((__FORMAT__) == I2S_DATAFORMAT_16B)          || \
 | |
|                                         ((__FORMAT__) == I2S_DATAFORMAT_16B_EXTENDED) || \
 | |
|                                         ((__FORMAT__) == I2S_DATAFORMAT_24B)          || \
 | |
|                                         ((__FORMAT__) == I2S_DATAFORMAT_32B))
 | |
| 
 | |
| #define IS_I2S_MCLK_OUTPUT(__OUTPUT__) (((__OUTPUT__) == I2S_MCLKOUTPUT_ENABLE) || \
 | |
|                                         ((__OUTPUT__) == I2S_MCLKOUTPUT_DISABLE))
 | |
| 
 | |
| #define IS_I2S_AUDIO_FREQ(__FREQ__) ((((__FREQ__) >= I2S_AUDIOFREQ_8K)    && \
 | |
|                                       ((__FREQ__) <= I2S_AUDIOFREQ_192K)) || \
 | |
|                                      ((__FREQ__) == I2S_AUDIOFREQ_DEFAULT))
 | |
| 
 | |
| /** @brief  Checks if I2S Serial clock steady state parameter is in allowed range.
 | |
|   * @param  __CPOL__ specifies the I2S serial clock steady state.
 | |
|   *         This parameter can be a value of @ref I2S_Clock_Polarity
 | |
|   * @retval None
 | |
|   */
 | |
| #define IS_I2S_CPOL(__CPOL__) (((__CPOL__) == I2S_CPOL_LOW) || \
 | |
|                                ((__CPOL__) == I2S_CPOL_HIGH))
 | |
| 
 | |
| #define IS_I2S_CLOCKSOURCE(CLOCK) (((CLOCK) == I2S_CLOCK_EXTERNAL) || \
 | |
|                                    ((CLOCK) == I2S_CLOCK_PLL))
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| #ifdef __cplusplus
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #endif /* STM32F7xx_HAL_I2S_H */
 | |
| 
 |