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/**
******************************************************************************
* @file stm324xg_eval_audio.h
* @author MCD Application Team
* @brief This file contains the common defines and functions prototypes for
* the stm324xg_eval_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 __STM324xG_EVAL_AUDIO_H
#define __STM324xG_EVAL_AUDIO_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "../Components/cs43l22/cs43l22.h"
#include "stm324xg_eval.h"
/** @addtogroup BSP
* @{
*/
/** @addtogroup STM324xG_EVAL
* @{
*/
/** @addtogroup STM324xG_EVAL_AUDIO
* @{
*/
/** @defgroup STM324xG_EVAL_AUDIO_Exported_Constants STM324xG EVAL AUDIO Exported Constants
* @{
*/
/* Audio Reset Pin definition */
#define AUDIO_RESET_PIN IO_PIN_2
/* I2S peripheral configuration defines */
#define AUDIO_I2Sx SPI2
#define AUDIO_I2Sx_CLK_ENABLE() __HAL_RCC_SPI2_CLK_ENABLE()
#define AUDIO_I2Sx_CLK_DISABLE() __HAL_RCC_SPI2_CLK_DISABLE()
#define AUDIO_I2Sx_SCK_SD_WS_AF GPIO_AF5_SPI2
#define AUDIO_I2Sx_SCK_SD_WS_CLK_ENABLE() __HAL_RCC_GPIOI_CLK_ENABLE()
#define AUDIO_I2Sx_MCK_CLK_ENABLE() __HAL_RCC_GPIOC_CLK_ENABLE()
#define AUDIO_I2Sx_WS_PIN GPIO_PIN_0
#define AUDIO_I2Sx_SCK_PIN GPIO_PIN_1
#define AUDIO_I2Sx_SD_PIN GPIO_PIN_3
#define AUDIO_I2Sx_MCK_PIN GPIO_PIN_6
#define AUDIO_I2Sx_SCK_SD_WS_GPIO_PORT GPIOI
#define AUDIO_I2Sx_MCK_GPIO_PORT GPIOC
/* I2S DMA Stream definitions */
#define AUDIO_I2Sx_DMAx_CLK_ENABLE() __HAL_RCC_DMA1_CLK_ENABLE()
#define AUDIO_I2Sx_DMAx_STREAM DMA1_Stream4
#define AUDIO_I2Sx_DMAx_CHANNEL DMA_CHANNEL_0
#define AUDIO_I2Sx_DMAx_IRQ DMA1_Stream4_IRQn
#define AUDIO_I2Sx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD
#define AUDIO_I2Sx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD
#define DMA_MAX_SZE 0xFFFF
#define AUDIO_I2Sx_DMAx_IRQHandler DMA1_Stream4_IRQHandler
/*------------------------------------------------------------------------------
CONFIGURATION: Audio Driver Configuration parameters
------------------------------------------------------------------------------*/
/* Select the interrupt preemption priority for the DMA interrupt */
#define AUDIO_IRQ_PREPRIO 0x0F /* Select the preemption priority level(0 is the highest) */
#define AUDIODATA_SIZE 2 /* 16-bits audio data size */
/* Audio status definition */
#define AUDIO_OK 0x00
#define AUDIO_ERROR 0x01
#define AUDIO_TIMEOUT 0x02
/*------------------------------------------------------------------------------
OPTIONAL Configuration defines parameters
------------------------------------------------------------------------------*/
/* Delay for the Codec to be correctly reset */
#define CODEC_RESET_DELAY 5
/**
* @}
*/
/** @defgroup STM324xG_EVAL_AUDIO_Exported_Macros STM324xG EVAL AUDIO Exported Macros
* @{
*/
#define DMA_MAX(x) (((x) <= DMA_MAX_SZE)? (x):DMA_MAX_SZE)
/**
* @}
*/
/** @defgroup STM324xG_EVAL_AUDIO_Exported_Functions STM324xG EVAL AUDIO Exported Functions
* @{
*/
uint8_t BSP_AUDIO_OUT_Init(uint16_t OutputDevice, uint8_t Volume, uint32_t AudioFreq);
void BSP_AUDIO_OUT_DeInit(void);
uint8_t BSP_AUDIO_OUT_Play(uint16_t *pBuffer, uint32_t Size);
void BSP_AUDIO_OUT_ChangeBuffer(uint16_t *pData, uint16_t Size);
uint8_t BSP_AUDIO_OUT_Pause(void);
uint8_t BSP_AUDIO_OUT_Resume(void);
uint8_t BSP_AUDIO_OUT_Stop(uint32_t Option);
uint8_t BSP_AUDIO_OUT_SetVolume(uint8_t Volume);
void BSP_AUDIO_OUT_SetFrequency(uint32_t AudioFreq);
uint8_t BSP_AUDIO_OUT_SetMute(uint32_t Cmd);
uint8_t BSP_AUDIO_OUT_SetOutputMode(uint8_t Output);
/* 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(void);
/* This function is called when half of the requested buffer has been transferred. */
void BSP_AUDIO_OUT_HalfTransfer_CallBack(void);
/* This function is called when an Interrupt due to transfer error on or peripheral
error occurs. */
void BSP_AUDIO_OUT_Error_CallBack(void);
/* These function can be modified in case the current settings (e.g. DMA stream)
need to be changed for specific application needs */
void BSP_AUDIO_OUT_ClockConfig(I2S_HandleTypeDef *hi2s, uint32_t AudioFreq, void *Params);
void BSP_AUDIO_OUT_MspInit(I2S_HandleTypeDef *hi2s, void *Params);
void BSP_AUDIO_OUT_MspDeInit(I2S_HandleTypeDef *hi2s, void *Params);
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* __STM324xG_EVAL_AUDIO_H */