105 lines
2.8 KiB
C
105 lines
2.8 KiB
C
/**
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******************************************************************************
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* @file stm32h7xx_hal_sai_ex.h
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* @author MCD Application Team
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* @brief Header file of SAI HAL extended 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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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef STM32H7xx_HAL_SAI_EX_H
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#define STM32H7xx_HAL_SAI_EX_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "stm32h7xx_hal_def.h"
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/** @addtogroup STM32H7xx_HAL_Driver
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* @{
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*/
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/** @addtogroup SAIEx
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* @{
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*/
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/* Exported types ------------------------------------------------------------*/
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/** @defgroup SAIEx_Exported_Types SAIEx Exported Types
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* @{
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*/
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/**
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* @brief PDM microphone delay structure definition
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*/
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typedef struct
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{
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uint32_t MicPair; /*!< Specifies which pair of microphones is selected.
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This parameter must be a number between Min_Data = 1 and Max_Data = 3. */
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uint32_t LeftDelay; /*!< Specifies the delay in PDM clock unit to apply on left microphone.
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This parameter must be a number between Min_Data = 0 and Max_Data = 7. */
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uint32_t RightDelay; /*!< Specifies the delay in PDM clock unit to apply on right microphone.
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This parameter must be a number between Min_Data = 0 and Max_Data = 7. */
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} SAIEx_PdmMicDelayParamTypeDef;
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/**
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* @}
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*/
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/* Exported constants --------------------------------------------------------*/
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/* Exported macros -----------------------------------------------------------*/
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/* Exported functions --------------------------------------------------------*/
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/** @addtogroup SAIEx_Exported_Functions SAIEx Extended Exported Functions
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* @{
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*/
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/** @addtogroup SAIEx_Exported_Functions_Group1 Peripheral Control functions
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* @{
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*/
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HAL_StatusTypeDef HAL_SAIEx_ConfigPdmMicDelay(const SAI_HandleTypeDef *hsai,
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const SAIEx_PdmMicDelayParamTypeDef *pdmMicDelay);
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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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/* Private macros ------------------------------------------------------------*/
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/** @addtogroup SAIEx_Private_Macros SAIEx Extended Private Macros
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* @{
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*/
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#define IS_SAI_PDM_MIC_DELAY(VALUE) ((VALUE) <= 7U)
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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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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* STM32H7xx_HAL_SAI_EX_H */
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