STM32F767 音乐播放器 SAI DMA单缓冲可播放WAV、MP3、FLAC文件

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已于 2022-12-01 21:57:23 修改 · 1.5k 阅读

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#stm32

于 2022-04-16 00:28:18 首次发布

/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file           : main.c
  * @brief          : Main program body
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2021 STMicroelectronics.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by ST under BSD 3-Clause license,
  * the "License"; You may not use this file except in compliance with the
  * License. You may obtain a copy of the License at:
  *                        opensource.org/licenses/BSD-3-Clause
  *
  ******************************************************************************
  */
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */

#include "delay.h"
#include "bsp_printf.h"
#include "bsp_key.h"
#include "string.h"
#include "bsp_sdram.h"
#include "bsp_malloc.h"
#include "bsp_sdmmc.h"
#include "ff.h"			/* Obtains integer types */
#include "bsp_exfuns.h"
#include "bsp_audioplay.h"
//#include "bsp_w25qxx.h"
//#include "bsp_ftl.h"
//#include "bsp_nand.h"

/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/

SAI_HandleTypeDef hsai_BlockA1;
DMA_HandleTypeDef hdma_sai1_a;

SD_HandleTypeDef hsd1;
DMA_HandleTypeDef hdma_sdmmc1_rx;
DMA_HandleTypeDef hdma_sdmmc1_tx;

UART_HandleTypeDef huart1;

SDRAM_HandleTypeDef hsdram1;

/* USER CODE BEGIN PV */

volatile uint8_t rx_done, tx_done;

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_USART1_UART_Init(void);
static void MX_FMC_Init(void);
static void MX_DMA_Init(void);
static void MX_SDMMC1_SD_Init(void);
static void MX_SAI1_Init(void);
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */

static void Sdram_SendCommand(uint32_t CommandMode, uint32_t CommandTarget, uint32_t AutoRefreshNumber, uint32_t ModeRegisterDefinition)
{
   
   
	FMC_SDRAM_CommandTypeDef Command;
	
	Command.AutoRefreshNumber = AutoRefreshNumber;
	Command.CommandMode = CommandMode;
	Command.CommandTarget = CommandTarget;
	Command.ModeRegisterDefinition = ModeRegisterDefinition;
	
	HAL_SDRAM_SendCommand(&hsdram1, &Command, 0);
}

static void Sdram_Init_Sequence(void)
{
   
   
	uint32_t ModeRegisterDefinition;
	
	Sdram_SendCommand(FMC_SDRAM_CMD_CLK_ENABLE, FMC_SDRAM_CMD_TARGET_BANK1, 1, 0);//时钟配置使能
	
	delay_us(500);//至少延时200us
	
	Sdram_SendCommand(FMC_SDRAM_CMD_PALL, FMC_SDRAM_CMD_TARGET_BANK1, 1, 0);//对所有存储区预充电
	
	Sdram_SendCommand(FMC_SDRAM_CMD_AUTOREFRESH_MODE, FMC_SDRAM_CMD_TARGET_BANK1, 8, 0);//设置自刷新次数 
	
	//
	#define SDRAM_MODEREG_BURST_LENGTH_1             ((uint16_t)0x0000)
	#define SDRAM_MODEREG_BURST_LENGTH_2             ((uint16_t)0x0001)
	#define SDRAM_MODEREG_BURST_LENGTH_4             ((uint16_t)0x0002)
	#define SDRAM_MODEREG_BURST_LENGTH_8             ((uint16_t)0x0004)
	#define SDRAM_MODEREG_BURST_TYPE_SEQUENTIAL      ((uint16_t)0x0000)
	#define SDRAM_MODEREG_BURST_TYPE_INTERLEAVED     ((uint16_t)0x0008)
	#define SDRAM_MODEREG_CAS_LATENCY_2              ((uint16_t)0x0020)
	#define SDRAM_MODEREG_CAS_LATENCY_3              ((uint16_t)0x0030)
	#define SDRAM_MODEREG_OPERATING_MODE_STANDARD    ((uint16_t)0x0000)
	#define SDRAM_MODEREG_WRITEBURST_MODE_PROGRAMMED ((uint16_t)0x0000)
	#define SDRAM_MODEREG_WRITEBURST_MODE_SINGLE     ((uint16_t)0x0200)

	ModeRegisterDefinition=(uint32_t)SDRAM_MODEREG_BURST_LENGTH_1          |	//设置突发长度:1(可以是1/2/4/8)
              SDRAM_MODEREG_BURST_TYPE_SEQUENTIAL   |	//设置突发类型:连续(可以是连续/交错)
              SDRAM_MODEREG_CAS_LATENCY_3           |	//设置CAS值:3(可以是2/3)
              SDRAM_MODEREG_OPERATING_MODE_STANDARD |   //设置操作模式:0,标准模式
              SDRAM_MODEREG_WRITEBURST_MODE_SINGLE;     //设置突发写模式:1,单点访问

	Sdram_SendCommand(FMC_SDRAM_CMD_LOAD_MODE, FMC_SDRAM_CMD_TARGET_BANK1, 1, ModeRegisterDefinition);
	
	HAL_SDRAM_ProgramRefreshRate(&hsdram1, 823);
}

//通过串口打印SD卡相关信息
void show_sdcard_info(void)
{
   
   
	HAL_SD_CardCIDTypeDef cid;
	
	switch(hsd1.SdCard.CardVersion)
	{
   
   
		case CARD_V1_X:printf("Card Version:CARD_V1_X\r\n");break;
		case CARD_V2_X:printf("Card Version:CARD_V2_X\r\n");break;
		
	}	
	switch(hsd1.SdCard.CardType)
	{
   
   
		case CARD_SDSC:printf("Card Type:CARD_SDSC\r\n");break;
		case CARD_SDHC_SDXC:printf("Card Type:CARD_SDHC_SDXC\r\n");break;
		case CARD_SECURED:printf("Card Type:CARD_SECURED\r\n");break;
	}
	
	if(HAL_OK != HAL_SD_GetCardCID(&hsd1, &cid))
	{
   
   
		Error_Handler();
	}
	
  printf("Card ManufacturerID:%d\r\n",cid.ManufacturerID);	//制造商ID
 	printf("Card RCA:%d\r\n",hsd1.SdCard.RelCardAdd );								//卡相对地址
	printf("Card Capacity:%d MB\r\n",(uint32_t)(((uint64_t)hsd1.SdCard.BlockNbr*hsd1.SdCard.BlockSize)>>20));	//显示容量
 	printf("Card BlockSize:%d\r\n\r\n",hsd1.SdCard.BlockSize);			//显示块大小
	printf("Card LogBlockNbr:%d\r\n\r\n",hsd1.SdCard.LogBlockNbr);
	printf("Card LogBlockSize:%d\r\n\r\n",hsd1.SdCard.LogBlockSize);
}


/* USER CODE END 0 */

/**
  * @brief  The application entry point.
  * @retval int
  */
int main(void)
{
   
   
  /* USER CODE BEGIN 1 */

  /* USER CODE END 1 */

  /* MCU Configuration--------------------------------------------------------*/

  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();

  /* USER CODE BEGIN Init */

  /* USER CODE END Init */

  /* Configure the system clock */
  SystemClock_Config();

  /* USER CODE BEGIN SysInit */
	
  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_USART1_UART_Init();
  MX_FMC_Init();
  MX_DMA_Init();
  MX_SDMMC1_SD_Init();
  MX_SAI1_Init();
  /* USER CODE BEGIN 2 */
	
	delay_init(216);
	delay_ms(5000);
	
	HAL_GPIO_WritePin(GPIOB, GPIO_PIN_1, GPIO_PIN_RESET);
	HAL_GPIO_WritePin(GPIOB, GPIO_PIN_0, GPIO_PIN_RESET);
	
	Sdram_Init_Sequence(); 
	my_mem_init(SRAMIN);            //初始化内部内存池
	my_mem_init(SRAMEX);            //初始化外部SDRAM内存池
	
	exfuns_init();		            //为fatfs相关变量申请内存   
	f_mount(fs[0],"0:",1);          //挂载SD卡  

  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  while (1)
  {
   
   
		audio_play();
		
    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
  }
  /* USER CODE END 3 */
}

/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
   
   
  RCC_OscInitTypeDef RCC_OscInitStruct = {
   
   0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {
   
   0};
  RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {
   
   0};

  /** Configure LSE Drive Capability
  */
  HAL_PWR_EnableBkUpAccess();
  /** Configure the main internal regulator output voltage
  */
  __HAL_RCC_PWR_CLK_ENABLE();
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
  /** Initializes the RCC Oscillators according to the specified parameters
  * in the RCC_OscInitTypeDef structure.
  */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = 25;
  RCC_OscInitStruct.PLL.PLLN = 432;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 9;
  RCC_OscInitStruct.PLL.PLLR = 2;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
   
   
    Error_Handler();
  }
  /** Activate the Over-Drive mode
  */
  if (HAL_PWREx_EnableOverDrive() != HAL_OK)
  {
   
   
    Error_Handler();
  }
  /** Initializes the CPU, AHB and APB buses clocks
  */
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7) != HAL_OK)
  {
   
   
    Error_Handler();
  }
  PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_USART1|RCC_PERIPHCLK_SAI1
                              |RCC_PERIPHCLK_SDMMC1|RCC_PERIPHCLK_CLK48;
  PeriphClkInitStruct.PLLSAI.PLLSAIN = 288;
  PeriphClkInitStruct.PLLSAI.PLLSAIR = 4;
  PeriphClkInitStruct.PLLSAI.PLLSAIQ = 4;
  PeriphClkInitStruct.PLLSAI.PLLSAIP = RCC_PLLSAIP_DIV2;
  PeriphClkInitStruct.PLLSAIDivQ = 1;
  PeriphClkInitStruct.PLLSAIDivR = RCC_PLLSAIDIVR_8;
  PeriphClkInitStruct.Sai1ClockSelection = RCC_SAI1CLKSOURCE_PLLSAI;
  PeriphClkInitStruct.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2;
  PeriphClkInitStruct.Clk48ClockSelection = RCC_CLK48SOURCE_PLL;
  PeriphClkInitStruct.Sdmmc1ClockSelection = RCC_SDMMC1CLKSOURCE_CLK48;
  if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
  {
   
   
    Error_Handler();
  }
  /** Enables the Clock Security System
  */
  HAL_RCC_EnableCSS();
}

/**
  * @brief SAI1 Initialization Function
  * @param None
  * @retval None
  */
static void MX_SAI1_Init(void)
{
   
   

  /* USER CODE BEGIN SAI1_Init 0 */

  /* USER CODE END SAI1_Init 0 */

  /* USER CODE BEGIN SAI1_Init 1 */

  /* USER CODE END SAI1_Init 1 */
  hsai_BlockA1.Instance = SAI1_Block_A;
  hsai_BlockA1.Init.AudioMode = SAI_MODEMASTER_TX;
  hsai_BlockA1.Init.Synchro = SAI_ASYNCHRONOUS;
  hsai_BlockA1.Init.OutputDrive = SAI_OUTPUTDRIVE_DISABLE;
  hsai_BlockA1.Init.NoDivider = SAI_MASTERDIVIDER_ENABLE;
  hsai_BlockA1.Init.FIFOThreshold = SAI_FIFOTHRESHOLD_1QF;
  hsai_BlockA1.Init.AudioFrequency = SAI_AUDIO_FREQUENCY_192K;
  hsai_BlockA1.Init.SynchroExt = SAI_SYNCEXT_DISABLE;
  hsai_BlockA1.Init.MonoStereoMode = SAI_STEREOMODE;
  hsai_BlockA1.Init.CompandingMode = SAI_NOCOMPANDING;
  hsai_BlockA1.Init.TriState = SAI_OUTPUT_NOTRELEASED;
  if (HAL_SAI_InitProtocol(&hsai_BlockA1, SAI_I2S_STANDARD, SAI_PROTOCOL_DATASIZE_16BIT, 2) != HAL_OK)
  {
   
   
    Error_Handler();
  }
  /* USER CODE BEGIN SAI1_Init 2 */

  /* USER CODE END SAI1_Init 2 */

}

/**
  * @brief SDMMC1 Initialization Function
  * @param None
  * @retval None
  */
static void MX_SDMMC1_SD_Init(void)
{
   
   

  /* USER CODE BEGIN SDMMC1_Init 0 */

  /* USER CODE END SDMMC1_Init 0 */

  /* USER CODE BEGIN SDMMC1_Init 1 */

  /* USER CODE END SDMMC1_Init 1 */
  hsd1.Instance = SDMMC1;
  hsd1.Init.ClockEdge = SDMMC_CLOCK_EDGE_RISING;
  hsd1.Init.ClockBypass = SDMMC_CLOCK_BYPASS_DISABLE;
  hsd1.Init.ClockPowerSave = SDMMC_CLOCK_POWER_SAVE_DISABLE;
  hsd1.Init.BusWide = SDMMC_BUS_WIDE_1B;
  hsd1.Init.HardwareFlowControl = SDMMC_HARDWARE_FLOW_CONTROL_DISABLE;
  hsd1.Init.ClockDiv = 0;
  if (HAL_SD_Init(&hsd1) != HAL_OK)
  {
   
   
    Error_Handler();
  }
  if (HAL_SD_ConfigWideBusOperation(&hsd1, SDMMC_BUS_WIDE_4B) != HAL_OK)
  {
   
   
    Error_Handler();
  }
  /* USER CODE BEGIN SDMMC1_Init 2 */

  /* USER CODE END SDMMC1_Init 2 */

}

/**
  * @brief USART1 Initialization Function
  * @param None
  * @retval None
  */
static void MX_USART1_UART_Init(void)
{
   
   

  /* USER CODE BEGIN USART1_Init 0 */

  /* USER CODE END USART1_Init 0 */

  /* USER CODE BEGIN USART1_Init 1 */

  /* USER CODE END USART1_Init 1 */
  huart1.Instance = USART1;
  huart1.Init.BaudRate = 115200;
  huart1.Init.WordLength = UART_WORDLENGTH_8B;
  huart1.Init.StopBits = UART_STOPBITS_1;
  huart1.Init.Parity = UART_PARITY_NONE;
  huart1.Init.Mode = UART_MODE_TX_RX;
  huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  huart1.Init.OverSampling = UART_OVERSAMPLING_16;
  huart1.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
  huart1.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
  if (HAL_UART_Init(&huart1) != HAL_OK)
  {
   
   
    Error_Handler();
  }
  /* USER CODE BEGIN USART1_Init 2 */

  /* USER CODE END USART1_Init 2 */

}

/**
  * Enable DMA controller clock
  */
static void MX_DMA_Init(void)
{
   
   

  /* DMA controller clock enable */
  __HAL_RCC_DMA2_CLK_ENABLE();

  /* DMA interrupt init */
  /* DMA2_Stream1_IRQn interrupt configuration */
  HAL_NVIC_SetPriority(DMA2_Stream1_IRQn, 0, 0);
  HAL_NVIC_EnableIRQ(DMA2_Stream1_IRQn);
  /* DMA2_Stream3_IRQn interrupt configuration */
  HAL_NVIC_SetPriority(DMA2_Stream3_IRQn, 0, 0);
  HAL_NVIC_EnableIRQ(DMA2_Stream3_IRQn);
  /* DMA2_Stream6_IRQn interrupt configuration */
  HAL_NVIC_SetPriority(DMA2_Stream6_IRQn, 0, 0);
  HAL_NVIC_EnableIRQ(DMA2_Stream6_IRQn);

}

/* FMC initialization function */
static void MX_FMC_Init(void)
{
   
   

  /* USER CODE BEGIN FMC_Init 0 */

  /* USER CODE END FMC_Init 0 */

  FMC_SDRAM_TimingTypeDef SdramTiming = {
   
   0};

  /* USER CODE BEGIN FMC_Init 1 */

  /* USER CODE END FMC_Init 1 */

  /** Perform the SDRAM1 memory initialization sequence
  */
  hsdram1.Instance = FMC_SDRAM_DEVICE;
  /* hsdram1.Init */
  hsdram1.Init.SDBank = FMC_SDRAM_BANK1;
  hsdram1.Init.ColumnBitsNumber = FMC_SDRAM_COLUMN_BITS_NUM_9;
  hsdram1.Init.RowBitsNumber = FMC_SDRAM_ROW_BITS_NUM_13;
  hsdram1.Init.MemoryDataWidth = FMC_SDRAM_MEM_BUS_WIDTH_16;
  hsdram1.Init.InternalBankNumber = FMC_SDRAM_INTERN_BANKS_NUM_4;
  hsdram1.Init.CASLatency = FMC_SDRAM_CAS_LATENCY_3;
  hsdram1.Init.WriteProtection = FMC_SDRAM_WRITE_PROTECTION_DISABLE;
  hsdram1.Init.SDClockPeriod = FMC_SDRAM_CLOCK_PERIOD_2;
  hsdram1.Init.ReadBurst = FMC_SDRAM_RBURST_ENABLE;
  hsdram1.Init.ReadPipeDelay = FMC_SDRAM_RPIPE_DELAY_0;
  /* SdramTiming */
  SdramTiming.LoadToActiveDelay = 2;
  SdramTiming.ExitSelfRefreshDelay = 8;
  SdramTiming.SelfRefreshTime = 4;
  SdramTiming.RowCycleDelay = 7;
  SdramTiming.WriteRecoveryTime = 3;
  SdramTiming.RPDelay = 2;
  SdramTiming.RCDDelay = 2;

  if (HAL_SDRAM_Init(&hsdram1, &SdramTiming) != HAL_OK)
  {
   
   
    Error_Handler( );
  }

  /* USER CODE BEGIN FMC_Init 2 */

  /* USER CODE END FMC_Init 2 */
}

/**
  * @brief GPIO Initialization Function
  * @param None
  * @retval None
  */
static void MX_GPIO_Init(void)
{
   
   
  GPIO_InitTypeDef GPIO_InitStruct = {
   
   0};

  /* GPIO Ports Clock Enable */
  __HAL_RCC_GPIOE_CLK_ENABLE();
  __HAL_RCC_GPIOC_CLK_ENABLE();
  __HAL_RCC_GPIOF_CLK_ENABLE();
  __HAL_RCC_GPIOH_CLK_ENABLE();
  __HAL_RCC_GPIOA_CLK_ENABLE();
  __HAL_RCC_GPIOB_CLK_ENABLE();
  __HAL_RCC_GPIOG_CLK_ENABLE();
  __HAL_RCC_GPIOD_CLK_ENABLE();

  /*Configure GPIO pin Output Level */
  HAL_GPIO_WritePin(GPIOB, GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_5, GPIO_PIN_RESET);

  /*Configure GPIO pin : PC13 */
  GPIO_InitStruct.Pin = GPIO_PIN_13;
  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  GPIO_InitStruct.Pull = GPIO_PULLUP;
  HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);

  /*Configure GPIO pin : PA0 */
  GPIO_InitStruct.Pin = GPIO_PIN_0;
  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  GPIO_InitStruct.Pull = GPIO_PULLDOWN;
  HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

  /*Configure GPIO pins : PH2 PH3 */
  GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_3;
  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  GPIO_InitStruct.Pull = GPIO_PULLUP;
  HAL_GPIO_Init(GPIOH, &GPIO_InitStruct);

  /*Configure GPIO pins : PB0 PB5 */
  GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_5;
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);

  /*Configure GPIO pin : PB1 */
  GPIO_InitStruct.Pin = GPIO_PIN_1;
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);

}

/* USER CODE BEGIN 4 */

/* USER CODE END 4 */

/**
  * @brief  This function is executed in case of error occurrence.
  * @retval None
  */
void Error_Handler(void)
{
   
   
  /* USER CODE BEGIN Error_Handler_Debug */
  /* User can add his own implementation to report the HAL error return state */
  __disable_irq();
  while (1)
  {
   
   
  }
  /* USER CODE END Error_Handler_Debug */
}

#ifdef  USE_FULL_ASSERT
/**
  * @brief  Reports the name of the source file and the source line number
  *         where the assert_param error has occurred.
  * @param  file: pointer to the source file name
  * @param  line: assert_param error line source number
  * @retval None
  */
void assert_failed(uint8_t *file, uint32_t line)
{
   
   
  /* USER CODE BEGIN 6 */
  /* User can add his own implementation to report the file name and line number,
     ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  /* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file           : main.h
  * @brief          : Header for main.c file.
  *                   This file contains the common defines of the application.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2021 STMicroelectronics.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by ST under BSD 3-Clause license,
  * the "License"; You may not use this file except in compliance with the
  * License. You may obtain a copy of the License at:
  *                        opensource.org/licenses/BSD-3-Clause
  *
  ******************************************************************************
  */
/* USER CODE END Header */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __MAIN_H
#define __MAIN_H

#ifdef __cplusplus
extern "C" {
   
   
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32f7xx_hal.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */

//extern SDRAM_HandleTypeDef hsdram1;
extern SD_HandleTypeDef hsd1;
//extern QSPI_HandleTypeDef hqspi;
//extern NAND_HandleTypeDef hnand1;
extern SAI_HandleTypeDef hsai_BlockA1;
extern DMA_HandleTypeDef hdma_sai1_a;

/* USER CODE END Includes */

/* Exported types ------------------------------------------------------------*/
/* USER CODE BEGIN ET */

extern volatile uint8_t rx_done, tx_done;

/* USER CODE END ET */

/* Exported constants --------------------------------------------------------*/
/* USER CODE BEGIN EC */

/* USER CODE END EC */

/* Exported macro ------------------------------------------------------------*/
/* USER CODE BEGIN EM */

/* USER CODE END EM */

/* Exported functions prototypes ---------------------------------------------*/
void Error_Handler(void);

/* USER CODE BEGIN EFP */

/* USER CODE END EFP */

/* Private defines -----------------------------------------------------------*/
/* USER CODE BEGIN Private defines */

////定义一些常用的数据类型短关键字 
//typedef int32_t  s32;
//typedef int16_t s16;
//typedef int8_t  s8;

//typedef const int32_t sc32;  
//typedef const int16_t sc16;  
//typedef const int8_t sc8;  

//typedef __IO int32_t  vs32;
//typedef __IO int16_t  vs16;
//typedef __IO int8_t   vs8;

//typedef __I int32_t vsc32;  
//typedef __I int16_t vsc16; 
//typedef __I int8_t vsc8;   

//typedef uint32_t  u32;
//typedef uint16_t u16;
//typedef uint8_t  u8;

//typedef const uint32_t uc32;  
//typedef const uint16_t uc16;  
//typedef const uint8_t uc8; 

//typedef __IO uint32_t  vu32;
//typedef __IO uint16_t vu16;
//typedef __IO uint8_t  vu8;

//typedef __I uint32_t vuc32;  
//typedef __I uint16_t vuc16; 
//typedef __I uint8_t vuc8; 

/* USER CODE END Private defines */

#ifdef __cplusplus
}
#endif

#endif /* __MAIN_H */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file    stm32f7xx_it.c
  * @brief   Interrupt Service Routines.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2021 STMicroelectronics.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by ST under BSD 3-Clause license,
  * the "License"; You may not use this file except in compliance with the
  * License. You may obtain a copy of the License at:
  *                        opensource.org/licenses/BSD-3-Clause
  *
  ******************************************************************************
  */
/* USER CODE END Header */

/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "stm32f7xx_it.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */

#include "fifo.h"
#include "bsp_wavplay.h" 
#include "bsp_mp3play.h"
#include "bsp_flacplay.h"

/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN TD */

/* USER CODE END TD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */

/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

/* External variables --------------------------------------------------------*/
extern DMA_HandleTypeDef hdma_sai1_a;
extern DMA_HandleTypeDef hdma_sdmmc1_rx;
extern DMA_HandleTypeDef hdma_sdmmc1_tx;
extern SD_HandleTypeDef hsd1;
/* USER CODE BEGIN EV */

/* USER CODE END EV */

/******************************************************************************/
/*           Cortex-M7 Processor Interruption and Exception Handlers          */
/******************************************************************************/
/**
  * @brief This function handles Non maskable interrupt.
  */
void NMI_Handler(void)
{
   
   
  /* USER CODE BEGIN NonMaskableInt_IRQn 0 */

  /* USER CODE END NonMaskableInt_IRQn 0 */
  HAL_RCC_NMI_IRQHandler();
  /* USER CODE BEGIN NonMaskableInt_IRQn 1 */
  while (1)
  {
   
   
  }
  /* USER CODE END NonMaskableInt_IRQn 1 */
}

/**
  * @brief This function handles Hard fault interrupt.
  */
void HardFault_Handler(void)
{
   
   
  /* USER CODE BEGIN HardFault_IRQn 0 */

  /* USER CODE END HardFault_IRQn 0 */
  while (1)
  {
   
   
    /* USER CODE BEGIN W1_HardFault_IRQn 0 */
    /* USER CODE END W1_HardFault_IRQn 0 */
  }
}

/**
  * @brief This function handles Memory management fault.
  */
void MemManage_Handler(void)
{
   
   
  /* USER CODE BEGIN MemoryManagement_IRQn 0 */

  /* USER CODE END MemoryManagement_IRQn 0 */
  while (1)
  {
   
   
    /* USER CODE BEGIN W1_MemoryManagement_IRQn 0 */
    /* USER CODE END W1_MemoryManagement_IRQn 0 */
  }
}

/**
  * @brief This function handles Pre-fetch fault, memory access fault.
  */
void BusFault_Handler(void)
{
   
   
  /* USER CODE BEGIN BusFault_IRQn 0 */

  /* USER CODE END BusFault_IRQn 0 */
  while (1)
  {
   
   
    /* USER CODE BEGIN W1_BusFault_IRQn 0 */
    /* USER CODE END W1_BusFault_IRQn 0 */
  }
}

/**
  * @brief This function handles Undefined instruction or illegal state.
  */
void UsageFault_Handler(void)
{
   
   
  /* USER CODE BEGIN UsageFault_IRQn 0 */

  /* USER CODE END UsageFault_IRQn 0 */
  while (1)
  {
   
   
    /* USER CODE BEGIN W1_UsageFault_IRQn 0 */
    /* USER CODE END W1_UsageFault_IRQn 0 */
  }
}

/**
  * @brief This function handles System service call via SWI instruction.
  */
void SVC_Handler(void)
{
   
   
  /* USER CODE BEGIN SVCall_IRQn 0 */

  /* USER CODE END SVCall_IRQn 0 */
  /* USER CODE BEGIN SVCall_IRQn 1 */

  /* USER CODE END SVCall_IRQn 1 */
}

/**
  * @brief This function handles Debug monitor.
  */
void DebugMon_Handler(void)
{
   
   
  /* USER CODE BEGIN DebugMonitor_IRQn 0 */

  /* USER CODE END DebugMonitor_IRQn 0 */
  /* USER CODE BEGIN DebugMonitor_IRQn 1 */

  /* USER CODE END DebugMonitor_IRQn 1 */
}

/**
  * @brief This function handles Pendable request for system service.
  */
void PendSV_Handler(void)
{
   
   
  /* USER CODE BEGIN PendSV_IRQn 0 */

  /* USER CODE END PendSV_IRQn 0 */
  /* USER CODE BEGIN PendSV_IRQn 1 */

  /* USER CODE END PendSV_IRQn 1 */
}

/**
  * @brief This function handles System tick timer.
  */
void SysTick_Handler(void)
{
   
   
  /* USER CODE BEGIN SysTick_IRQn 0 */

  /* USER CODE END SysTick_IRQn 0 */
  HAL_IncTick();
  /* USER CODE BEGIN SysTick_IRQn 1 */

  /* USER CODE END SysTick_IRQn 1 */
}

/******************************************************************************/
/* STM32F7xx Peripheral Interrupt Handlers                                    */
/* Add here the Interrupt Handlers for the used peripherals.                  */
/* For the available peripheral interrupt handler names,                      */
/* please refer to the startup file (startup_stm32f7xx.s).                    */
/******************************************************************************/

/**
  * @brief This function handles SDMMC1 global interrupt.
  */
void SDMMC1_IRQHandler(void)
{
   
   
  /* USER CODE BEGIN SDMMC1_IRQn 0 */

  /* USER CODE END SDMMC1_IRQn 0 */
  HAL_SD_IRQHandler(&hsd1);
  /* USER CODE BEGIN SDMMC1_IRQn 1 */

  /* USER CODE END SDMMC1_IRQn 1 */
}

/**
  * @brief This function handles DMA2 stream1 global interrupt.
  */
void DMA2_Stream1_IRQHandler(void)
{
   
   
  /* USER CODE BEGIN DMA2_Stream1_IRQn 0 */

  /* USER CODE END DMA2_Stream1_IRQn 0 */
  HAL_DMA_IRQHandler(&hdma_sai1_a);
  /* USER CODE BEGIN DMA2_Stream1_IRQn 1 */

  /* USER CODE END DMA2_Stream1_IRQn 1 */
}

/**
  * @brief This function handles DMA2 stream3 global interrupt.
  */
void DMA2_Stream3_IRQHandler(void)
{
   
   
  /* USER CODE BEGIN DMA2_Stream3_IRQn 0 */

  /* USER CODE END DMA2_Stream3_IRQn 0 */
  HAL_DMA_IRQHandler(&hdma_sdmmc1_rx);
  /* USER CODE BEGIN DMA2_Stream3_IRQn 1 */

  /* USER CODE END DMA2_Stream3_IRQn 1 */
}

/**
  * @brief This function handles DMA2 stream6 global interrupt.
  */
void DMA2_Stream6_IRQHandler(void)
{
   
   
  /* USER CODE BEGIN DMA2_Stream6_IRQn 0 */

  /* USER CODE END DMA2_Stream6_IRQn 0 */
  HAL_DMA_IRQHandler(&hdma_sdmmc1_tx);
  /* USER CODE BEGIN DMA2_Stream6_IRQn 1 */

  /* USER CODE END DMA2_Stream6_IRQn 1 */
}

/* USER CODE BEGIN 1 */

/**
  * @brief Rx Transfer completed callbacks
  * @param hsd: Pointer SD handle
  * @retval None
  */
void HAL_SD_RxCpltCallback(SD_HandleTypeDef *hsd)
{
   
   
	HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_1);
	rx_done = 1;
}

/**
  * @brief Tx Transfer completed callbacks
  * @param hsd: Pointer to SD handle
  * @retval None
  */
void HAL_SD_TxCpltCallback(SD_HandleTypeDef *hsd)
{
   
   
	HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_1);
	tx_done = 1;
}

/**
  * @brief SD error callbacks
  * @param hsd: Pointer SD handle
  * @retval None
  */
void HAL_SD_ErrorCallback(SD_HandleTypeDef *hsd)
{
   
   
	HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_0);
}

/**
  * @brief Tx Transfer completed callback.
  * @param  hsai pointer to a SAI_HandleTypeDef structure that contains
  *                the configuration information for SAI module.
  * @retval None
  */
void HAL_SAI_TxCpltCallback(SAI_HandleTypeDef *hsai)
{
   
   
	wavtransferend = 1;
	mp3transferend = 1;
	flactransferend = 1; 
}


/* USER CODE END 1 */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file         stm32f7xx_hal_msp.c
  * @brief        This file provides code for the MSP Initialization
  *               and de-Initialization codes.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2021 STMicroelectronics.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by ST under BSD 3-Clause license,
  * the "License"; You may not use this file except in compliance with the
  * License. You may obtain a copy of the License at:
  *                        opensource.org/licenses/BSD-3-Clause
  *
  ******************************************************************************
  */
/* USER CODE END Header */

/* Includes ------------------------------------------------------------------*/
#include "main.h"
/* USER CODE BEGIN Includes */

/* USER CODE END Includes */
extern DMA_HandleTypeDef hdma_sdmmc1_rx;

extern DMA_HandleTypeDef hdma_sdmmc1_tx;

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN TD */

/* USER CODE END TD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN Define */

/* USER CODE END Define */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN Macro */

/* USER CODE END Macro */

/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* External functions --------------------------------------------------------*/
/* USER CODE BEGIN ExternalFunctions */

/* USER CODE END ExternalFunctions */

/* USER CODE BEGIN 0 */

/* USER CODE END 0 */
/**
  * Initializes the Global MSP.
  */
void HAL_MspInit(void)
{
   
   
  /* USER CODE BEGIN MspInit 0 */

  /* USER CODE END MspInit 0 */

  __HAL_RCC_PWR_CLK_ENABLE();
  __HAL_RCC_SYSCFG_CLK_ENABLE();

  /* System interrupt init*/

  /* USER CODE BEGIN MspInit 1 */

  /* USER CODE END MspInit 1 */
}

/**
* @brief SD MSP Initialization
* This function configures the hardware resources used in this example
* @param hsd: SD handle pointer
* @retval None
*/
void HAL_SD_MspInit(SD_HandleTypeDef* hsd)
{
   
   
  GPIO_InitTypeDef GPIO_InitStruct = {
   
   0};
  if(hsd->Instance==SDMMC1)
  {
   
   
  /* USER CODE BEGIN SDMMC1_MspInit 0 */

  /* USER CODE END SDMMC1_MspInit 0 */
    /* Peripheral clock enable */
    __HAL_RCC_SDMMC1_CLK_ENABLE();

    __HAL_RCC_GPIOC_CLK_ENABLE();
    __HAL_RCC_GPIOD_CLK_ENABLE();
    /**SDMMC1 GPIO Configuration
    PC8     ------> SDMMC1_D0
    PC9     ------> SDMMC1_D1
    PC10     ------> SDMMC1_D2
    PC11     ------> SDMMC1_D3
    PC12     ------> SDMMC1_CK
    PD2     ------> SDMMC1_CMD
    */
    GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11
                          |GPIO_PIN_12;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
    GPIO_InitStruct.Alternate = GPIO_AF12_SDMMC1;
    HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);

    GPIO_InitStruct.Pin = GPIO_PIN_2;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
    GPIO_InitStruct.Alternate = GPIO_AF12_SDMMC1;
    HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);

    /* SDMMC1 DMA Init */
    /* SDMMC1_RX Init */
    hdma_sdmmc1_rx.Instance = DMA2_Stream3;
    hdma_sdmmc1_rx.Init.Channel = DMA_CHANNEL_4;
    hdma_sdmmc1_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
    hdma_sdmmc1_rx.Init.PeriphInc = DMA_PINC_DISABLE;
    hdma_sdmmc1_rx.Init.MemInc = DMA_MINC_ENABLE;
    hdma_sdmmc1_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
    hdma_sdmmc1_rx.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
    hdma_sdmmc1_rx.Init.Mode = DMA_PFCTRL;
    hdma_sdmmc1_rx.Init.Priority = DMA_PRIORITY_LOW;
    hdma_sdmmc1_rx.Init.FIFOMode = DMA_FIFOMODE_ENABLE;
    hdma_sdmmc1_rx.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
    hdma_sdmmc1_rx.Init.MemBurst = DMA_MBURST_INC4;
    hdma_sdmmc1_rx.Init.PeriphBurst = DMA_PBURST_INC4;
    if (HAL_DMA_Init(&hdma_sdmmc1_rx) != HAL_OK)
    {
   
   
      Error_Handler();
    }

    __HAL_LINKDMA(hsd,hdmarx,hdma_sdmmc1_rx);

    /* SDMMC1_TX Init */
    hdma_sdmmc1_tx.Instance = DMA2_Stream6;
    hdma_sdmmc1_tx.Init.Channel = DMA_CHANNEL_4;
    hdma_sdmmc1_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
    hdma_sdmmc1_tx.Init.PeriphInc = DMA_PINC_DISABLE;
    hdma_sdmmc1_tx.Init.MemInc = DMA_MINC_ENABLE;
    hdma_sdmmc1_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
    hdma_sdmmc1_tx.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
    hdma_sdmmc1_tx.Init.Mode = DMA_PFCTRL;
    hdma_sdmmc1_tx.Init.Priority = DMA_PRIORITY_LOW;
    hdma_sdmmc1_tx.Init.FIFOMode = DMA_FIFOMODE_ENABLE;
    hdma_sdmmc1_tx.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
    hdma_sdmmc1_tx.Init.MemBurst = DMA_MBURST_INC4;
    hdma_sdmmc1_tx.Init.PeriphBurst = DMA_PBURST_INC4;
    if (HAL_DMA_Init(&hdma_sdmmc1_tx) != HAL_OK)
    {
   
   
      Error_Handler();
    }

    __HAL_LINKDMA(hsd,hdmatx,hdma_sdmmc1_tx);

    /* SDMMC1 interrupt Init */
    HAL_NVIC_SetPriority(SDMMC1_IRQn, 3, 0);
    HAL_NVIC_EnableIRQ(SDMMC1_IRQn);
  /* USER CODE BEGIN SDMMC1_MspInit 1 */

  /* USER CODE END SDMMC1_MspInit 1 */
  }

}

/**
* @brief SD MSP De-Initialization
* This function freeze the hardware resources used in this example
* @param hsd: SD handle pointer
* @retval None
*/
void HAL_SD_MspDeInit(SD_HandleTypeDef* hsd)
{
   
   
  if(hsd->Instance==SDMMC1)
  {
   
   
  /* USER CODE BEGIN SDMMC1_MspDeInit 0 */

  /* USER CODE END SDMMC1_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_SDMMC1_CLK_DISABLE();

    /**SDMMC1 GPIO Configuration
    PC8     ------> SDMMC1_D0
    PC9     ------> SDMMC1_D1
    PC10     ------> SDMMC1_D2
    PC11     ------> SDMMC1_D3
    PC12     ------> SDMMC1_CK
    PD2     ------> SDMMC1_CMD
    */
    HAL_GPIO_DeInit(GPIOC, GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11
                          |GPIO_PIN_12);

    HAL_GPIO_DeInit(GPIOD, GPIO_PIN_2);

    /* SDMMC1 DMA DeInit */
    HAL_DMA_DeInit(hsd->hdmarx);
    HAL_DMA_DeInit(hsd->hdmatx);

    /* SDMMC1 interrupt DeInit */
    HAL_NVIC_DisableIRQ(SDMMC1_IRQn);
  /* USER CODE BEGIN SDMMC1_MspDeInit 1 */

  /* USER CODE END SDMMC1_MspDeInit 1 */
  }

}

/**
* @brief UART MSP Initialization
* This function configures the hardware resources used in this example
* @param huart: UART handle pointer
* @retval None
*/
void HAL_UART_MspInit(UART_HandleTypeDef* huart)
{
   
   
  GPIO_InitTypeDef GPIO_InitStruct = {
   
   0};
  if(huart->Instance==USART1)
  {
   
   
  /* USER CODE BEGIN USART1_MspInit 0 */

  /* USER CODE END USART1_MspInit 0 */
    /* Peripheral clock enable */
    __HAL_RCC_USART1_CLK_ENABLE();

    __HAL_RCC_GPIOA_CLK_ENABLE();
    /**USART1 GPIO Configuration
    PA9     ------> USART1_TX
    PA10     ------> USART1_RX
    */
    GPIO_InitStruct.Pin = GPIO_PIN_9|GPIO_PIN_10;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
    GPIO_InitStruct.Alternate = GPIO_AF7_USART1;
    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

  /* USER CODE BEGIN USART1_MspInit 1 */

  /* USER CODE END USART1_MspInit 1 */
  }

}

/**
* @brief UART MSP De-Initialization
* This function freeze the hardware resources used in this example
* @param huart: UART handle pointer
* @retval None
*/
void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
{
   
   
  if(huart->Instance==USART1)
  {
   
   
  /* USER CODE BEGIN USART1_MspDeInit 0 */

  /* USER CODE END USART1_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_USART1_CLK_DISABLE();

    /**USART1 GPIO Configuration
    PA9     ------> USART1_TX
    PA10     ------> USART1_RX
    */
    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10);

  /* USER CODE BEGIN USART1_MspDeInit 1 */

  /* USER CODE END USART1_MspDeInit 1 */
  }

}

static uint32_t FMC_Initialized = 0;

static void HAL_FMC_MspInit(void){
   
   
  /* USER CODE BEGIN FMC_MspInit 0 */

  /* USER CODE END FMC_MspInit 0 */
  GPIO_InitTypeDef GPIO_InitStruct ={
   
   0};
  if (FMC_Initialized) {
   
   
    return;
  }
  FMC_Initialized = 1;

  /* Peripheral clock enable */
  __HAL_RCC_FMC_CLK_ENABLE();

  /** FMC GPIO Configuration
  PF0   ------> FMC_A0
  PF1   ------> FMC_A1
  PF2   ------> FMC_A2
  PF3   ------> FMC_A3
  PF4   ------> FMC_A4
  PF5   ------> FMC_A5
  PC0   ------> FMC_SDNWE
  PC2   ------> FMC_SDNE0
  PC3   ------> FMC_SDCKE0
  PF11   ------> FMC_SDNRAS
  PF12   ------> FMC_A6
  PF13   ------> FMC_A7
  PF14   ------> FMC_A8
  PF15   ------> FMC_A9
  PG0   ------> FMC_A10
  PG1   ------> FMC_A11
  PE7   ------> FMC_D4
  PE8   ------> FMC_D5
  PE9   ------> FMC_D6
  PE10   ------> FMC_D7
  PE11   ------> FMC_D8
  PE12   ------> FMC_D9
  PE13   ------> FMC_D10
  PE14   ------> FMC_D11
  PE15   ------> FMC_D12
  PD8   ------> FMC_D13
  PD9   ------> FMC_D14
  PD10   ------> FMC_D15
  PD14   ------> FMC_D0
  PD15   ------> FMC_D1
  PG2   ------> FMC_A12
  PG4   ------> FMC_BA0
  PG5   ------> FMC_BA1
  PG8   ------> FMC_SDCLK
  PD0   ------> FMC_D2
  PD1   ------> FMC_D3
  PG15   ------> FMC_SDNCAS
  PE0   ------> FMC_NBL0
  PE1   ------> FMC_NBL1
  */
  GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3
                          |GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_11|GPIO_PIN_12
                          |GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15;
  GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  GPIO_InitStruct.Alternate = GPIO_AF12_FMC;
  HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);

  GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_2|GPIO_PIN_3;
  GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  GPIO_InitStruct.Alternate = GPIO_AF12_FMC;
  HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);

  GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_4
                          |GPIO_PIN_5|GPIO_PIN_8|GPIO_PIN_15;
  GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  GPIO_InitStruct.Alternate = GPIO_AF12_FMC;
  HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);

  GPIO_InitStruct.Pin = GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10
                          |GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14
                          |GPIO_PIN_15|GPIO_PIN_0|GPIO_PIN_1;
  GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  GPIO_InitStruct.Alternate = GPIO_AF12_FMC;
  HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);

  GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_14
                          |GPIO_PIN_15|GPIO_PIN_0|GPIO_PIN_1;
  GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  GPIO_InitStruct.Alternate = GPIO_AF12_FMC;
  HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);

  /* USER CODE BEGIN FMC_MspInit 1 */

  /* USER CODE END FMC_MspInit 1 */
}

void HAL_SDRAM_MspInit(SDRAM_HandleTypeDef* hsdram){
   
   
  /* USER CODE BEGIN SDRAM_MspInit 0 */

  /* USER CODE END SDRAM_MspInit 0 */
  HAL_FMC_MspInit();
  /* USER CODE BEGIN SDRAM_MspInit 1 */

  /* USER CODE END SDRAM_MspInit 1 */
}

static uint32_t FMC_DeInitialized = 0;

static void HAL_FMC_MspDeInit(void){
   
   
  /* USER CODE BEGIN FMC_MspDeInit 0 */

  /* USER CODE END FMC_MspDeInit 0 */
  if (FMC_DeInitialized) {
   
   
    return;
  }
  FMC_DeInitialized = 1;
  /* Peripheral clock enable */
  __HAL_RCC_FMC_CLK_DISABLE();

  /** FMC GPIO Configuration
  PF0   ------> FMC_A0
  PF1   ------> FMC_A1
  PF2   ------> FMC_A2
  PF3   ------> FMC_A3
  PF4   ------> FMC_A4
  PF5   ------> FMC_A5
  PC0   ------> FMC_SDNWE
  PC2   ------> FMC_SDNE0
  PC3   ------> FMC_SDCKE0
  PF11   ------> FMC_SDNRAS
  PF12   ------> FMC_A6
  PF13   ------> FMC_A7
  PF14   ------> FMC_A8
  PF15   ------> FMC_A9
  PG0   ------> FMC_A10
  PG1   ------> FMC_A11
  PE7   ------> FMC_D4
  PE8   ------> FMC_D5
  PE9   ------> FMC_D6
  PE10   ------> FMC_D7
  PE11   ------> FMC_D8
  PE12   ------> FMC_D9
  PE13   ------> FMC_D10
  PE14   ------> FMC_D11
  PE15   ------> FMC_D12
  PD8   ------> FMC_D13
  PD9   ------> FMC_D14
  PD10   ------> FMC_D15
  PD14   ------> FMC_D0
  PD15   ------> FMC_D1
  PG2   ------> FMC_A12
  PG4   ------> FMC_BA0
  PG5   ------> FMC_BA1
  PG8   ------> FMC_SDCLK
  PD0   ------> FMC_D2
  PD1   ------> FMC_D3
  PG15   ------> FMC_SDNCAS
  PE0   ------> FMC_NBL0
  PE1   ------> FMC_NBL1
  */
  HAL_GPIO_DeInit(GPIOF, GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3
                          |GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_11|GPIO_PIN_12
                          |GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15);

  HAL_GPIO_DeInit(GPIOC, GPIO_PIN_0|GPIO_PIN_2|GPIO_PIN_3);

  HAL_GPIO_DeInit(GPIOG, GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_4
                          |GPIO_PIN_5|GPIO_PIN_8|GPIO_PIN_15);

  HAL_GPIO_DeInit(GPIOE, GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10
                          |GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14
                          |GPIO_PIN_15|GPIO_PIN_0|GPIO_PIN_1);

  HAL_GPIO_DeInit(GPIOD, GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_14
                          |GPIO_PIN_15|GPIO_PIN_0|GPIO_PIN_1);

  /* USER CODE BEGIN FMC_MspDeInit 1 */

  /* USER CODE END FMC_MspDeInit 1 */
}

void HAL_SDRAM_MspDeInit(SDRAM_HandleTypeDef* hsdram){
   
   
  /* USER CODE BEGIN SDRAM_MspDeInit 0 */

  /* USER CODE END SDRAM_MspDeInit 0 */
  HAL_FMC_MspDeInit();
  /* USER CODE BEGIN SDRAM_MspDeInit 1 */

  /* USER CODE END SDRAM_MspDeInit 1 */
}

//extern DMA_HandleTypeDef hdma_sai1_a;

//static uint32_t SAI1_client =0;

//void HAL_SAI_MspInit(SAI_HandleTypeDef* hsai)
//{
   
   

//  GPIO_InitTypeDef GPIO_InitStruct;
///* SAI1 */
//    if(hsai->Instance==SAI1_Block_A)
//    {
   
   
//    /* Peripheral clock enable */
//    if (SAI1_client == 0)
//    {
   
   
//       __HAL_RCC_SAI1_CLK_ENABLE();
//    }
//    SAI1_client ++;

//    /**SAI1_A_Block_A GPIO Configuration
//    PE2     ------> SAI1_MCLK_A
//    PE4     ------> SAI1_FS_A
//    PE5     ------> SAI1_SCK_A
//    PE6     ------> SAI1_SD_A
//    */
//    GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6;
//    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
//    GPIO_InitStruct.Pull = GPIO_NOPULL;
//    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
//    GPIO_InitStruct.Alternate = GPIO_AF6_SAI1;
//    HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);

//      /* Peripheral DMA init*/

//    hdma_sai1_a.Instance = DMA2_Stream1;
//    hdma_sai1_a.Init.Channel = DMA_CHANNEL_0;
//    hdma_sai1_a.Init.Direction = DMA_MEMORY_TO_PERIPH;
//    hdma_sai1_a.Init.PeriphInc = DMA_PINC_DISABLE;
//    hdma_sai1_a.Init.MemInc = DMA_MINC_ENABLE;
//    hdma_sai1_a.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
//    hdma_sai1_a.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
//    hdma_sai1_a.Init.Mode = DMA_NORMAL;
//    hdma_sai1_a.Init.Priority = DMA_PRIORITY_LOW;
//    hdma_sai1_a.Init.FIFOMode = DMA_FIFOMODE_ENABLE;
//    hdma_sai1_a.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_1QUARTERFULL;
//    hdma_sai1_a.Init.MemBurst = DMA_MBURST_SINGLE;
//    hdma_sai1_a.Init.PeriphBurst = DMA_PBURST_SINGLE;
//    if (HAL_DMA_Init(&hdma_sai1_a) != HAL_OK)
//    {
   
   
//      Error_Handler();
//    }

//    /* Several peripheral DMA handle pointers point to the same DMA handle.
//     Be aware that there is only one stream to perform all the requested DMAs. */
//    __HAL_LINKDMA(hsai,hdmarx,hdma_sai1_a);

//    __HAL_LINKDMA(hsai,hdmatx,hdma_sai1_a);

//    }
//}

//void HAL_SAI_MspDeInit(SAI_HandleTypeDef* hsai)
//{
   
   
///* SAI1 */
//    if(hsai->Instance==SAI1_Block_A)
//    {
   
   
//    SAI1_client --;
//    if (SAI1_client == 0)
//      {
   
   
//      /* Peripheral clock disable */
//       __HAL_RCC_SAI1_CLK_DISABLE();
//      }

//    /**SAI1_A_Block_A GPIO Configuration
//    PE2     ------> SAI1_MCLK_A
//    PE4     ------> SAI1_FS_A
//    PE5     ------> SAI1_SCK_A
//    PE6     ------> SAI1_SD_A
//    */
//    HAL_GPIO_DeInit(GPIOE, GPIO_PIN_2|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6);

//    /* SAI1 DMA Deinit */
//    HAL_DMA_DeInit(hsai->hdmarx);
//    HAL_DMA_DeInit(hsai->hdmatx);
//    }
//}

/* USER CODE BEGIN 1 */

/* USER CODE END 1 */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

#include "bsp_wm8978.h"
#include "myiic.h"
#include "delay.h"
//////////////////////////////////////////////////////////////////////////////////	 
//本程序只供学习使用，未经作者许可，不得用于其它任何用途
//ALIENTEK STM32F7开发板
//WM8978驱动代码	   
//正点原子@ALIENTEK
//技术论坛:www.openedv.com
//创建日期:2016/1/29
//版本：V1.0
//版权所有，盗版必究。
//Copyright(C) 广州市星翼电子科技有限公司 2014-2024
//All rights reserved									  
////////////////////////////////////////////////////////////////////////////////// 	

//WM8978寄存器值缓存区(总共58个寄存器,0~57),占用116字节内存
//因为WM8978的IIC操作不支持读操作,所以在本地保存所有寄存器值
//写WM8978寄存器时,同步更新到本地寄存器值,读寄存器时,直接返回本地保存的寄存器值.
//注意:WM8978的寄存器值是9位的,所以要用uint16_t来存储. 
static uint16_t WM8978_REGVAL_TBL[58]=
{
   
   
	0X0000,0X0000,0X0000,0X0000,0X0050,0X0000,0X0140,0X0000,
	0X0000,0X0000,0X0000,0X00FF,0X00FF,0X0000,