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stm32h745i_discovery_audio.h
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stm32h745i_discovery_audio.h
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/**
******************************************************************************
* @file stm32h745i_discovery_audio.h
* @author MCD Application Team
* @brief This file contains the common defines and functions prototypes for
* the stm32h745i_discovery_audio.c driver.
******************************************************************************
* @attention
*
* Copyright (c) 2017 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32H745I_DISCO_AUDIO_H
#define STM32H745I_DISCO_AUDIO_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32h745i_discovery_conf.h"
#include "stm32h745i_discovery_errno.h"
#if (USE_AUDIO_CODEC_WM8994 == 1U)
/* Include audio component Driver */
#include "../Components/wm8994/wm8994.h"
#endif
#include "../Components/Common/audio.h"
/* Include PDM to PCM lib header file */
#include "pdm2pcm_glo.h"
/** @addtogroup BSP
* @{
*/
/** @addtogroup STM32H745I_DISCO
* @{
*/
/** @addtogroup STM32H745I_DISCO_AUDIO
* @{
*/
/** @defgroup STM32H745I_DISCO_AUDIO_Exported_Types Exported Types
* @{
*/
typedef struct
{
uint32_t Device;
uint32_t SampleRate;
uint32_t BitsPerSample;
uint32_t ChannelsNbr;
uint32_t Volume;
}BSP_AUDIO_Init_t;
typedef struct
{
uint32_t Instance; /* Audio IN instance */
uint32_t Device; /* Audio IN device to be used */
uint32_t SampleRate; /* Audio IN Sample rate */
uint32_t BitsPerSample; /* Audio IN Sample resolution */
uint32_t ChannelsNbr; /* Audio IN number of channel */
uint16_t *pBuff; /* Audio IN record buffer */
uint8_t **pMultiBuff; /* Audio IN multi-buffer */
uint32_t Size; /* Audio IN record buffer size */
uint32_t Volume; /* Audio IN volume */
uint32_t State; /* Audio IN State */
uint32_t IsMultiBuff; /* Audio IN multi-buffer usage */
uint32_t IsMspCallbacksValid; /* Is Msp Callbacks registered */
}AUDIO_IN_Ctx_t;
typedef struct
{
uint32_t Instance; /* Audio OUT instance */
uint32_t Device; /* Audio OUT device to be used */
uint32_t SampleRate; /* Audio OUT Sample rate */
uint32_t BitsPerSample; /* Audio OUT Sample Bit Per Sample */
uint32_t Volume; /* Audio OUT volume */
uint32_t ChannelsNbr; /* Audio OUT number of channel */
uint32_t IsMute; /* Mute state */
uint32_t State; /* Audio OUT State */
uint32_t IsMspCallbacksValid; /* Is Msp Callbacks registered */
}AUDIO_OUT_Ctx_t;
typedef struct
{
uint32_t AudioFrequency;
uint32_t AudioMode;
uint32_t DataSize;
uint32_t MonoStereoMode;
uint32_t ClockStrobing;
uint32_t Synchro;
uint32_t OutputDrive;
uint32_t SynchroExt;
uint32_t FrameLength;
uint32_t ActiveFrameLength;
uint32_t SlotActive;
}MX_SAI_Config_t;
#if (USE_HAL_SAI_REGISTER_CALLBACKS == 1)
typedef struct
{
pSAI_CallbackTypeDef pMspSaiInitCb;
pSAI_CallbackTypeDef pMspSaiDeInitCb;
}BSP_AUDIO_OUT_Cb_t;
#endif /* (USE_HAL_SAI_REGISTER_CALLBACKS == 1) */
/**
* @}
*/
/** @defgroup STM32H745I_DISCO_AUDIO_Exported_Constants Exported Constants
* @{
*/
/* Audio codec I2C address */
#define AUDIO_I2C_ADDRESS 0x34U
/* Audio Out instances number */
#define AUDIO_OUT_INSTANCES_NBR 1U
/* AUDIO FREQUENCY */
#define AUDIO_FREQUENCY_192K 192000U
#define AUDIO_FREQUENCY_176K 176400U
#define AUDIO_FREQUENCY_96K 96000U
#define AUDIO_FREQUENCY_88K 88200U
#define AUDIO_FREQUENCY_48K 48000U
#define AUDIO_FREQUENCY_44K 44100U
#define AUDIO_FREQUENCY_32K 32000U
#define AUDIO_FREQUENCY_22K 22050U
#define AUDIO_FREQUENCY_16K 16000U
#define AUDIO_FREQUENCY_11K 11025U
#define AUDIO_FREQUENCY_8K 8000U
/* AUDIO RESOLUTION */
#define AUDIO_RESOLUTION_16B 16U
#define AUDIO_RESOLUTION_32B 32U
/* Audio Out devices */
#define AUDIO_OUT_DEVICE_NONE 0U
#define AUDIO_OUT_DEVICE_SPEAKER 1U
#define AUDIO_OUT_DEVICE_HEADPHONE 2U
#define AUDIO_OUT_DEVICE_SPK_HP 3U
#define AUDIO_OUT_DEVICE_AUTO 4U
/* Audio Mute state */
#define BSP_AUDIO_MUTE_DISABLED 0U
#define BSP_AUDIO_MUTE_ENABLED 1U
/* Audio Out states */
#define AUDIO_OUT_STATE_RESET 0U
#define AUDIO_OUT_STATE_PLAYING 1U
#define AUDIO_OUT_STATE_STOP 2U
#define AUDIO_OUT_STATE_PAUSE 3U
/* Audio Out states */
/* Volume Input Output selection */
#define AUDIO_VOLUME_INPUT 0U
#define AUDIO_VOLUME_OUTPUT 1U
/* Codec commands */
#define CODEC_PDWN_SW 1U
#define CODEC_MUTE_ON 1U
#define CODEC_MUTE_OFF 0U
/*------------------------------------------------------------------------------
USER SAI defines parameters
-----------------------------------------------------------------------------*/
/** CODEC_AudioFrame_SLOT_TDMMode In W8994 codec the Audio frame contains 4 slots : TDM Mode
* TDM format :
* +------------------|------------------|--------------------|-------------------+
* | CODEC_SLOT0 Left | CODEC_SLOT1 Left | CODEC_SLOT0 Right | CODEC_SLOT1 Right |
* +------------------------------------------------------------------------------+
*/
/* To have 2 separate audio stream in Both headphone and speaker the 4 slot must be activated */
#define CODEC_AUDIOFRAME_SLOT_0123 SAI_SLOTACTIVE_0 | SAI_SLOTACTIVE_1 | SAI_SLOTACTIVE_2 | SAI_SLOTACTIVE_3
/* To have an audio stream in headphone only SAI Slot 0 and Slot 2 must be activated */
#define CODEC_AUDIOFRAME_SLOT_02 SAI_SLOTACTIVE_0 | SAI_SLOTACTIVE_2
/* To have an audio stream in speaker only SAI Slot 1 and Slot 3 must be activated */
#define CODEC_AUDIOFRAME_SLOT_13 SAI_SLOTACTIVE_1 | SAI_SLOTACTIVE_3
/* SAI peripheral configuration defines */
#define AUDIO_OUT_SAIx SAI2_Block_A
#define AUDIO_OUT_SAIx_CLK_ENABLE() __HAL_RCC_SAI2_CLK_ENABLE()
#define AUDIO_OUT_SAIx_CLK_DISABLE() __HAL_RCC_SAI2_CLK_DISABLE()
#define AUDIO_OUT_SAIx_MCLK_ENABLE() __HAL_RCC_GPIOI_CLK_ENABLE()
#define AUDIO_OUT_SAIx_MCLK_GPIO_PORT GPIOI
#define AUDIO_OUT_SAIx_MCLK_PIN GPIO_PIN_4
#define AUDIO_OUT_SAIx_MCLK_AF GPIO_AF10_SAI2
#define AUDIO_OUT_SAIx_SCK_ENABLE() __HAL_RCC_GPIOI_CLK_ENABLE()
#define AUDIO_OUT_SAIx_SCK_GPIO_PORT GPIOI
#define AUDIO_OUT_SAIx_SCK_PIN GPIO_PIN_5
#define AUDIO_OUT_SAIx_SCK_AF GPIO_AF10_SAI2
#define AUDIO_OUT_SAIx_SD_ENABLE() __HAL_RCC_GPIOI_CLK_ENABLE()
#define AUDIO_OUT_SAIx_SD_GPIO_PORT GPIOI
#define AUDIO_OUT_SAIx_SD_PIN GPIO_PIN_6
#define AUDIO_OUT_SAIx_SD_AF GPIO_AF10_SAI2
#define AUDIO_OUT_SAIx_FS_ENABLE() __HAL_RCC_GPIOI_CLK_ENABLE()
#define AUDIO_OUT_SAIx_FS_GPIO_PORT GPIOI
#define AUDIO_OUT_SAIx_FS_PIN GPIO_PIN_7
#define AUDIO_OUT_SAIx_FS_AF GPIO_AF10_SAI2
/* SAI DMA Stream definitions */
#define AUDIO_OUT_SAIx_DMAx_CLK_ENABLE() __HAL_RCC_DMA2_CLK_ENABLE()
#define AUDIO_OUT_SAIx_DMAx_STREAM DMA2_Stream1
#define AUDIO_OUT_SAIx_DMAx_REQUEST DMA_REQUEST_SAI2_A
#define AUDIO_OUT_SAIx_DMAx_IRQ DMA2_Stream1_IRQn
#define AUDIO_OUT_SAIx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD
#define AUDIO_OUT_SAIx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD
#define AUDIO_OUT_SAIx_DMAx_IRQHandler DMA2_Stream1_IRQHandler
/*------------------------------------------------------------------------------
AUDIO IN defines parameters
------------------------------------------------------------------------------*/
/* SAI peripheral configuration defines */
#define AUDIO_IN_SAIx SAI2_Block_B
#define AUDIO_IN_SAIx_CLK_ENABLE() __HAL_RCC_SAI2_CLK_ENABLE()
#define AUDIO_IN_SAIx_CLK_DISABLE() __HAL_RCC_SAI2_CLK_DISABLE()
#define AUDIO_IN_SAIx_AF GPIO_AF10_SAI2
#define AUDIO_IN_SAIx_SD_ENABLE() __HAL_RCC_GPIOG_CLK_ENABLE()
#define AUDIO_IN_SAIx_SD_GPIO_PORT GPIOG
#define AUDIO_IN_SAIx_SD_PIN GPIO_PIN_10
/* SAI DMA Stream definitions */
#define AUDIO_IN_SAIx_DMAx_CLK_ENABLE() __HAL_RCC_DMA2_CLK_ENABLE()
#define AUDIO_IN_SAIx_DMAx_STREAM DMA2_Stream4
#define AUDIO_IN_SAIx_DMAx_REQUEST DMA_REQUEST_SAI2_B
#define AUDIO_IN_SAIx_DMAx_IRQ DMA2_Stream4_IRQn
#define AUDIO_IN_SAIx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD
#define AUDIO_IN_SAIx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD
#define AUDIO_IN_SAIx_DMAx_IRQHandler DMA2_Stream4_IRQHandler
/* SAI PDM input definitions */
#define AUDIO_IN_SAI_PDMx SAI4_Block_A
#define AUDIO_IN_SAI_PDMx_CLK_ENABLE() __HAL_RCC_SAI4_CLK_ENABLE()
#define AUDIO_IN_SAI_PDMx_CLK_DISABLE() __HAL_RCC_SAI4_CLK_DISABLE()
#define AUDIO_IN_SAI_PDMx_CLK_IN_ENABLE() __HAL_RCC_GPIOE_CLK_ENABLE()
#define AUDIO_IN_SAI_PDMx_CLK_IN_PIN GPIO_PIN_5
#define AUDIO_IN_SAI_PDMx_CLK_IN_PORT GPIOE
#define AUDIO_IN_SAI_PDMx_DATA_IN_ENABLE() __HAL_RCC_GPIOE_CLK_ENABLE()
#define AUDIO_IN_SAI_PDMx_DATA_IN_PIN GPIO_PIN_4
#define AUDIO_IN_SAI_PDMx_DATA_IN_PORT GPIOE
#define AUDIO_IN_SAI_PDMx_DATA_CLK_AF GPIO_AF10_SAI4
#define AUDIO_IN_SAI_PDMx_IRQHandler SAI4_IRQHandler
#define AUDIO_IN_SAI_PDMx_IRQ SAI4_IRQn
/* SAI PDM DMA Stream definitions */
#define AUDIO_IN_SAI_PDMx_DMAx_CLK_ENABLE() __HAL_RCC_BDMA_CLK_ENABLE()
#define AUDIO_IN_SAI_PDMx_DMAx_STREAM BDMA_Channel1
#define AUDIO_IN_SAI_PDMx_DMAx_REQUEST BDMA_REQUEST_SAI4_A
#define AUDIO_IN_SAI_PDMx_DMAx_IRQ BDMA_Channel1_IRQn
#define AUDIO_IN_SAI_PDMx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD
#define AUDIO_IN_SAI_PDMx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD
#define AUDIO_IN_SAI_PDMx_DMAx_IRQHandler BDMA_Channel1_IRQHandler
/* Audio In devices */
/* Analog microphone input from 3.5 audio jack connector */
#define AUDIO_IN_DEVICE_ANALOG_MIC 0x00U
/* MP34DT01TR digital microphone on PCB top side */
#define AUDIO_IN_DEVICE_DIGITAL_MIC1 0x10U
#define AUDIO_IN_DEVICE_DIGITAL_MIC2 0x20U
#define AUDIO_IN_DEVICE_DIGITAL_MIC_LAST AUDIO_IN_DEVICE_DIGITAL_MIC2
#define AUDIO_IN_DEVICE_DIGITAL_MIC (AUDIO_IN_DEVICE_DIGITAL_MIC1 | AUDIO_IN_DEVICE_DIGITAL_MIC2)
/* Audio In states */
#define AUDIO_IN_STATE_RESET 0U
#define AUDIO_IN_STATE_RECORDING 1U
#define AUDIO_IN_STATE_STOP 2U
#define AUDIO_IN_STATE_PAUSE 3U
/* Audio In instances number:
Instance 0 is SAI path
Instance 1 is SAI PDM path
*/
#define AUDIO_IN_INSTANCES_NBR 2U
/**
* @}
*/
/** @defgroup STM32H745I_DISCO_AUDIO_Exported_Macros Exported Macros
* @{
*/
#define POS_VAL(VAL) (POSITION_VAL(VAL) - 4)
#define VOLUME_OUT_CONVERT(Volume) (((Volume) > 100)? 63:((uint8_t)(((Volume) * 63) / 100)))
#define VOLUME_IN_CONVERT(Volume) (((Volume) >= 100)? 239:((uint8_t)(((Volume) * 239) / 100)))
/**
* @}
*/
/** @addtogroup STM32H745I_DISCO_AUDIO_Exported_Variables
* @{
*/
/* Audio in and out component object */
extern void *Audio_CompObj;
/* Play */
extern SAI_HandleTypeDef haudio_out_sai;
extern AUDIO_OUT_Ctx_t Audio_Out_Ctx[];
extern SAI_HandleTypeDef haudio_in_sai;
extern AUDIO_IN_Ctx_t Audio_In_Ctx[];
/**
* @}
*/
/** @addtogroup STM32H745I_DISCO_AUDIO_OUT_Exported_Functions
* @{
*/
int32_t BSP_AUDIO_OUT_Init(uint32_t Instance, BSP_AUDIO_Init_t* AudioInit);
int32_t BSP_AUDIO_OUT_DeInit(uint32_t Instance);
#if (USE_HAL_SAI_REGISTER_CALLBACKS == 1U)
int32_t BSP_AUDIO_OUT_RegisterMspCallbacks (uint32_t Instance, BSP_AUDIO_OUT_Cb_t *CallBacks);
int32_t BSP_AUDIO_OUT_RegisterDefaultMspCallbacks (uint32_t Instance);
#endif /* (USE_HAL_SAI_REGISTER_CALLBACKS == 1U) */
int32_t BSP_AUDIO_OUT_Play(uint32_t Instance, uint8_t* pData, uint32_t NbrOfBytes);
int32_t BSP_AUDIO_OUT_Pause(uint32_t Instance);
int32_t BSP_AUDIO_OUT_Resume(uint32_t Instance);
int32_t BSP_AUDIO_OUT_Stop(uint32_t Instance);
int32_t BSP_AUDIO_OUT_Mute(uint32_t Instance);
int32_t BSP_AUDIO_OUT_UnMute(uint32_t Instance);
int32_t BSP_AUDIO_OUT_IsMute(uint32_t Instance, uint32_t *IsMute);
int32_t BSP_AUDIO_OUT_SetDevice(uint32_t Instance, uint32_t Device);
int32_t BSP_AUDIO_OUT_GetDevice(uint32_t Instance, uint32_t *Device);
int32_t BSP_AUDIO_OUT_SetSampleRate(uint32_t Instance, uint32_t SampleRate);
int32_t BSP_AUDIO_OUT_GetSampleRate(uint32_t Instance, uint32_t *SampleRate);
int32_t BSP_AUDIO_OUT_SetBitsPerSample(uint32_t Instance, uint32_t BitsPerSample);
int32_t BSP_AUDIO_OUT_GetBitsPerSample(uint32_t Instance, uint32_t *BitsPerSample);
int32_t BSP_AUDIO_OUT_SetChannelsNbr(uint32_t Instance, uint32_t ChannelNbr);
int32_t BSP_AUDIO_OUT_GetChannelsNbr(uint32_t Instance, uint32_t *ChannelNbr);
int32_t BSP_AUDIO_OUT_SetVolume(uint32_t Instance, uint32_t Volume);
int32_t BSP_AUDIO_OUT_GetVolume(uint32_t Instance, uint32_t *Volume);
int32_t BSP_AUDIO_OUT_GetState(uint32_t Instance, uint32_t *State);
void BSP_AUDIO_OUT_IRQHandler(uint32_t Instance);
/* User Callbacks: user has to implement these functions in his code if they are needed. */
/* This function is called when the requested data has been completely transferred.*/
void BSP_AUDIO_OUT_TransferComplete_CallBack(uint32_t Instance);
/* This function is called when half of the requested buffer has been transferred. */
void BSP_AUDIO_OUT_HalfTransfer_CallBack(uint32_t Instance);
/* This function is called when an Interrupt due to transfer error on or peripheral
error occurs. */
void BSP_AUDIO_OUT_Error_CallBack(uint32_t Instance);
/* These function can be modified in case the current settings need to be changed
for specific application needs */
HAL_StatusTypeDef MX_SAI2_ClockConfig(SAI_HandleTypeDef *hsai, uint32_t SampleRate);
HAL_StatusTypeDef MX_SAI4_ClockConfig(SAI_HandleTypeDef *hsai, uint32_t SampleRate);
HAL_StatusTypeDef MX_SAI2_Block_A_Init(SAI_HandleTypeDef* hsai, MX_SAI_Config_t *MXConfig);
/**
* @}
*/
/** @addtogroup STM32H745I_DISCO_AUDIO_IN_Exported_Functions
* @{
*/
int32_t BSP_AUDIO_IN_Init(uint32_t Instance, BSP_AUDIO_Init_t* AudioInit);
int32_t BSP_AUDIO_IN_DeInit(uint32_t Instance);
int32_t BSP_AUDIO_IN_Record(uint32_t Instance, uint8_t* pBuf, uint32_t NbrOfBytes);
int32_t BSP_AUDIO_IN_Stop(uint32_t Instance);
int32_t BSP_AUDIO_IN_Pause(uint32_t Instance);
int32_t BSP_AUDIO_IN_Resume(uint32_t Instance);
int32_t BSP_AUDIO_IN_SetDevice(uint32_t Instance, uint32_t Device);
int32_t BSP_AUDIO_IN_GetDevice(uint32_t Instance, uint32_t *Device);
int32_t BSP_AUDIO_IN_SetSampleRate(uint32_t Instance, uint32_t SampleRate);
int32_t BSP_AUDIO_IN_GetSampleRate(uint32_t Instance, uint32_t *SampleRate);
int32_t BSP_AUDIO_IN_SetBitsPerSample(uint32_t Instance, uint32_t BitsPerSample);
int32_t BSP_AUDIO_IN_GetBitsPerSample(uint32_t Instance, uint32_t *BitsPerSample);
int32_t BSP_AUDIO_IN_SetChannelsNbr(uint32_t Instance, uint32_t ChannelNbr);
int32_t BSP_AUDIO_IN_GetChannelsNbr(uint32_t Instance, uint32_t *ChannelNbr);
int32_t BSP_AUDIO_IN_SetVolume(uint32_t Instance, uint32_t Volume);
int32_t BSP_AUDIO_IN_GetVolume(uint32_t Instance, uint32_t *Volume);
int32_t BSP_AUDIO_IN_GetState(uint32_t Instance, uint32_t *State);
/* Specific PDM recodr APIs */
int32_t BSP_AUDIO_IN_PDMToPCM_Init(uint32_t Instance, uint32_t AudioFreq, uint32_t ChnlNbrIn, uint32_t ChnlNbrOut);
int32_t BSP_AUDIO_IN_PDMToPCM(uint32_t Instance, uint16_t *PDMBuf, uint16_t *PCMBuf);
int32_t BSP_AUDIO_IN_RecordPDM(uint32_t Instance, uint8_t* pBuf, uint32_t NbrOfBytes);
void BSP_AUDIO_IN_IRQHandler(uint32_t Instance, uint32_t InputDevice);
/* User Callbacks: user has to implement these functions in his code if they are needed. */
/* This function should be implemented by the user application.
It is called into this driver when the current buffer is filled to prepare the next
buffer pointer and its size. */
void BSP_AUDIO_IN_TransferComplete_CallBack(uint32_t Instance);
void BSP_AUDIO_IN_HalfTransfer_CallBack(uint32_t Instance);
/* This function is called when an Interrupt due to transfer error on or peripheral
error occurs. */
void BSP_AUDIO_IN_Error_CallBack(uint32_t Instance);
/* These function can be modified in case the current settings (e.g. DMA stream)
need to be changed for specific application needs */
HAL_StatusTypeDef MX_SAI2_Block_B_Init(SAI_HandleTypeDef* hsai, MX_SAI_Config_t *MXConfig);
HAL_StatusTypeDef MX_SAI4_Block_A_Init(SAI_HandleTypeDef* hsai, MX_SAI_Config_t *MXConfig);
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* STM32H745I_DISCO_AUDIO_H */