STM32H7A3VGTA QSPI读W25Q128J DMA模式不能工作

onlap 提问时间：2025-10-29 23:14 / 已解决

问答
是否解决:	已解决

STM32H7A3VGTA 配置QSPI读书W25Q128储存器读取写入数据都正常，使用MDMA模式就出错，

使用CubeMX配置QSPI MDMA ,代码如下：

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

/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

OSPI_HandleTypeDef hospi1;
MDMA_HandleTypeDef hmdma_octospi1_fifo_th;

/* OCTOSPI1 init function */
void MX_OCTOSPI1_Init(uint16_t ClockPrescaler)
{

/* USER CODE BEGIN OCTOSPI1_Init 0 */

/* USER CODE END OCTOSPI1_Init 0 */

OSPIM_CfgTypeDef sOspiManagerCfg = {0};

/* USER CODE BEGIN OCTOSPI1_Init 1 */

/* USER CODE END OCTOSPI1_Init 1 */
hospi1.Instance = OCTOSPI1;
hospi1.Init.FifoThreshold = 16;//    FIFO阈值为4个字节空闲字节数
hospi1.Init.DualQuad = HAL_OSPI_DUALQUAD_DISABLE;//禁止双闪存模式
hospi1.Init.MemoryType = HAL_OSPI_MEMTYPE_MACRONIX;//储存器类型为标准协议MACRONIX
hospi1.Init.DeviceSize = 24;//  SPI FLASH大小，W25Q128大小为16M字节,2^24，所以取权值24-1=23  //QSPI_FLASH_SIZE - 1; 需要扩大一倍，否则内存映射方位最后 1 个地址时，会异常
hospi1.Init.ChipSelectHighTime =3;// 范围0-7片选高电平时间为3个时钟(10*6=60ns),即手册里面的参数tSHSL1=10nS tSHSL2=50nS
hospi1.Init.FreeRunningClock = HAL_OSPI_FREERUNCLK_DISABLE;//自由运行时钟模式
hospi1.Init.ClockMode = HAL_OSPI_CLOCK_MODE_0;  //模式0 片选信号为高的时候时钟为低电平
hospi1.Init.WrapSize = HAL_OSPI_WRAP_NOT_SUPPORTED;//内存不支持卷读取
hospi1.Init.ClockPrescaler =ClockPrescaler; // QPSI分频比=280/(2+1)=93.333MHz，W25Q128最大频率为133M
hospi1.Init.SampleShifting = HAL_OSPI_SAMPLE_SHIFTING_HALFCYCLE;// 采样移位半个周期(DDR模式下,必须设置为0)
hospi1.Init.DelayHoldQuarterCycle = HAL_OSPI_DHQC_DISABLE;//DDR模式延期周期无延迟
hospi1.Init.ChipSelectBoundary = 0;//芯片选择边界单Flash模式（推荐设置为0）
hospi1.Init.DelayBlockBypass = HAL_OSPI_DELAY_BLOCK_BYPASSED;//不使用时间延迟模块
hospi1.Init.MaxTran = 0;//最大传输字节数 DCR3
hospi1.Init.Refresh = 0;//禁用刷新率 DCR4
if (HAL_OSPI_Init(&hospi1) != HAL_OK)//函数内部包括引脚初始化void HAL_OSPI_MspInit(OSPI_HandleTypeDef* ospiHandle)
{
Error_Handler();
}

      //端口管理

sOspiManagerCfg.ClkPort = 1;//时钟引脚
sOspiManagerCfg.NCSPort = 1;//片选端口
sOspiManagerCfg.IOLowPort = HAL_OSPIM_IOPORT_1_LOW;
sOspiManagerCfg.Req2AckTime = 1;
if (HAL_OSPIM_Config(&hospi1, &sOspiManagerCfg, HAL_OSPI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
Error_Handler();
}

/* USER CODE BEGIN OCTOSPI1_Init 2 */

/* USER CODE END OCTOSPI1_Init 2 */

}

void HAL_OSPI_MspInit(OSPI_HandleTypeDef* ospiHandle)
{

GPIO_InitTypeDef GPIO_InitStruct = {0};
if(ospiHandle->Instance==OCTOSPI1)
{
/* USER CODE BEGIN OCTOSPI1_MspInit 0 */

/* USER CODE END OCTOSPI1_MspInit 0 */

LL_RCC_SetOSPIClockSource(LL_RCC_OSPI_CLKSOURCE_HCLK);//280MHz

/* OCTOSPI1 clock enable */
__HAL_RCC_OCTOSPIM_CLK_ENABLE();
__HAL_RCC_OSPI1_CLK_ENABLE();

__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
/**OCTOSPI1 GPIO Configuration
PA1    ------> OCTOSPIM_P1_IO3
PA3    ------> OCTOSPIM_P1_CLK
PA7    ------> OCTOSPIM_P1_IO2
PC9    ------> OCTOSPIM_P1_IO0
PC10    ------> OCTOSPIM_P1_IO1
PC11    ------> OCTOSPIM_P1_NCS
*/
GPIO_InitStruct.Pin = 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_AF9_OCTOSPIM_P1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

GPIO_InitStruct.Pin = 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_AF3_OCTOSPIM_P1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

GPIO_InitStruct.Pin = GPIO_PIN_7;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF10_OCTOSPIM_P1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

GPIO_InitStruct.Pin = GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF9_OCTOSPIM_P1;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);

/* OCTOSPI1 MDMA Init */
      /* MDMA controller clock enable */
__HAL_RCC_MDMA_CLK_ENABLE();
//          HAL_MDMA_DeInit(&hmdma_octospi1_fifo_th);

/* OCTOSPI1 MDMA Init */
// OCTOSPI1_FIFO_TH Init
hmdma_octospi1_fifo_th.Instance = MDMA_Channel0;  // 使用MDMA的通道0
hmdma_octospi1_fifo_th.Init.Request = MDMA_REQUEST_OCTOSPI1_FIFO_TH;  // QSPI的FIFO阀值触发中断
hmdma_octospi1_fifo_th.Init.TransferTriggerMode = MDMA_BUFFER_TRANSFER;  // 使用MDMA的buffer传输
hmdma_octospi1_fifo_th.Init.Priority = MDMA_PRIORITY_VERY_HIGH; // 优先级高
hmdma_octospi1_fifo_th.Init.Endianness = MDMA_LITTLE_ENDIANNESS_PRESERVE;// 小端格式
hmdma_octospi1_fifo_th.Init.SourceInc = MDMA_SRC_INC_DISABLE;// BYTE;//  // 源地址字节不递增
hmdma_octospi1_fifo_th.Init.DestinationInc = MDMA_DEST_INC_BYTE; // 目的地址自增
hmdma_octospi1_fifo_th.Init.SourceDataSize = MDMA_SRC_DATASIZE_BYTE;  // 源地址数据宽度字节
hmdma_octospi1_fifo_th.Init.DestDataSize = MDMA_DEST_DATASIZE_BYTE;// 目的地址数据宽度字节
hmdma_octospi1_fifo_th.Init.DataAlignment = MDMA_DATAALIGN_PACKENABLE;  // 小端，右对齐
hmdma_octospi1_fifo_th.Init.BufferTransferLength = 16; // 每次传输1个字节
hmdma_octospi1_fifo_th.Init.SourceBurst = MDMA_SOURCE_BURST_SINGLE;  // 源数据单次传输
hmdma_octospi1_fifo_th.Init.DestBurst = MDMA_DEST_BURST_SINGLE; // 目的数据单次传输
hmdma_octospi1_fifo_th.Init.SourceBlockAddressOffset = 0; // 用于block传输，buffer传输用不到
hmdma_octospi1_fifo_th.Init.DestBlockAddressOffset = 0;  // 用于block传输，buffer传输用不到

if (HAL_MDMA_Init(&hmdma_octospi1_fifo_th) != HAL_OK)//初始化
{
  Error_Handler();
}

if (HAL_MDMA_ConfigPostRequestMask(&hmdma_octospi1_fifo_th, 0, 0) != HAL_OK)//
{
  Error_Handler();
}

__HAL_LINKDMA(ospiHandle,hmdma,hmdma_octospi1_fifo_th);

/* OCTOSPI1 interrupt Init */
HAL_NVIC_SetPriority(OCTOSPI1_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(OCTOSPI1_IRQn);

//          /* Clear all interrupt flags */
// __HAL_MDMA_CLEAR_FLAG(&hmdma_octospi1_fifo_th, (MDMA_FLAG_TE | MDMA_FLAG_CTC | MDMA_FLAG_BT | MDMA_FLAG_BRT | MDMA_FLAG_BFTC));
//
////                   /* Clear the Channel Transfer Complete flag */
////    __HAL_MDMA_CLEAR_FLAG(&hmdma_octospi1_fifo_th, MDMA_FLAG_CTC);

//                   /* Enable the Peripheral */
// __HAL_MDMA_ENABLE(&hmdma_octospi1_fifo_th);

}
}

void HAL_OSPI_MspDeInit(OSPI_HandleTypeDef* ospiHandle)
{

if(ospiHandle->Instance==OCTOSPI1)
{
/* USER CODE BEGIN OCTOSPI1_MspDeInit 0 */

/* USER CODE END OCTOSPI1_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_OCTOSPIM_CLK_DISABLE();
__HAL_RCC_OSPI1_CLK_DISABLE();

/**OCTOSPI1 GPIO Configuration
PA1    ------> OCTOSPIM_P1_IO3
PA3    ------> OCTOSPIM_P1_CLK
PA7    ------> OCTOSPIM_P1_IO2
PC9    ------> OCTOSPIM_P1_IO0
PC10    ------> OCTOSPIM_P1_IO1
PC11    ------> OCTOSPIM_P1_NCS
*/
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_1|GPIO_PIN_3|GPIO_PIN_7);

HAL_GPIO_DeInit(GPIOC, GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11);

/* OCTOSPI1 MDMA DeInit */
HAL_MDMA_DeInit(ospiHandle->hmdma);

/* OCTOSPI1 interrupt Deinit */
HAL_NVIC_DisableIRQ(OCTOSPI1_IRQn);
/* USER CODE BEGIN OCTOSPI1_MspDeInit 1 */

/* USER CODE END OCTOSPI1_MspDeInit 1 */
}
}

/* USER CODE BEGIN 1 */

/*W25Q128 读取数据*/

#include "w25qxx_OSPI.h"
#include "TFT_LCD.h"//LCD显示驱动

extern MDMA_HandleTypeDef hmdma_octospi1_fifo_th;
extern OSPI_HandleTypeDef hospi1;

/* 本文件使用的全局变量 */
static __IO uint8_t rx_Completed,tx_Completed,cmd_Completed,status_Match;//,timeout;

/* USER CODE BEGIN 1 */

/**

* @brief  初始化OSPI存储器
* @retval OSPI存储器状态
  */

uint8_t W25Qxx_OSPI_Init(uint16_t ClockPrescaler)
{
OSPI_RegularCmdTypeDef s_command;
uint16_t w25qxx_id;
uint8_t value = W25QxJV_FSR_QE;

      /* OSPI存储器复位 */
if (W25Qxx_OSPI_ResetMemory() != OSPI_OK)
{
      return OSPI_NOT_SUPPORTED;
}

/* 使能写操作 */
if (W25Qxx_OSPI_WriteEnable() != OSPI_OK)
{
      return OSPI_ERROR;
}
/* 设置四路使能的状态寄存器，使能四通道IO2和IO3引脚 */
/*

* @brief    QSPI发送命令
* @param    cmd : 要发送的指令
* @param    addr: 发送到的目的地址
* @param    mode: 模式,详细位定义如下:
* @arg    mode[1:0]: 指令模式; 00,无指令;  01,单线传输指令; 10,双线传输指令; 11,四线传输指令.
* @arg    mode[3:2]: 地址模式; 00,无地址;  01,单线传输地址; 10,双线传输地址; 11,四线传输地址.
* @arg    mode[5:4]: 地址长度; 00,8位地址; 01,16位地址;    10,24位地址;    11,32位地址.
* @arg    mode[7:6]: 数据模式; 00,无数据;  01,单线传输数据; 10,双线传输数据; 11,四线传输数据.
* @param    dmcycle: 空指令周期数

  */
  s_command.OperationType    = HAL_OSPI_OPTYPE_COMMON_CFG;//工作模式配置
  s_command.FlashId          = HAL_OSPI_FLASH_ID_1;//  第一片flash
  s_command.Instruction       = WRITE_STATUS_REG2_CMD; //指令0x31 W25Q128指令
  s_command.InstructionMode = HAL_OSPI_INSTRUCTION_1_LINE;//指令模式
  s_command.InstructionSize = HAL_OSPI_INSTRUCTION_8_BITS;//8bit数据
  s_command.InstructionDtrMode = HAL_OSPI_INSTRUCTION_DTR_DISABLE;//单通道模式
  //       s_command.Address       = 0x000;
  s_command.AddressMode       = HAL_OSPI_ADDRESS_NONE;  // 地址模式
  //       s_command.AddressSize       = HAL_OSPI_ADDRESS_24_BITS;
  s_command.AddressDtrMode    = HAL_OSPI_ADDRESS_DTR_DISABLE;//单通道模式
  //       s_command.AlternateBytes    = 0xFFFFFFFF;
  s_command.AlternateBytesMode = HAL_OSPI_ALTERNATE_BYTES_NONE;//无交替字节
  //       s_command.AlternateBytesSize = HAL_OSPI_ALTERNATE_BYTES_8_BITS;
  //  s_command.AlternateBytesDtrMode=HAL_OSPI_ALTERNATE_BYTES_DTR_DISABLE;
  s_command.DataMode                                        = HAL_OSPI_DATA_1_LINE; // 数据模式
  s_command.NbData          = 1;//1字节数据0-0xFFFFFFFF 0=整个储存器
  s_command.DataDtrMode = HAL_OSPI_DATA_DTR_DISABLE;
  s_command.DummyCycles       = 0;  // 设置空指令周期数0-31
  s_command.SIOOMode          = HAL_OSPI_SIOO_INST_EVERY_CMD;  // 每次都发送指令
  s_command.DQSMode          = HAL_OSPI_DQS_DISABLE;//不使用DQS
  /* 配置命令 */
  if (HAL_OSPI_Command(&hospi1, &s_command, HAL_OSPI_TIMEOUT_DEFAULT_VALUE)
  != HAL_OK)
  {
  return OSPI_ERROR;
  }
  /* 传输数据 */
  if (HAL_OSPI_Transmit(&hospi1, &value, HAL_OSPI_TIMEOUT_DEFAULT_VALUE)
  != HAL_OK)
  {
  return OSPI_ERROR;
  }
  /* 自动轮询模式等待存储器就绪 */
  if (W25Qxx_OSPI_AutoPollingMemReady(W25QxJV_SUBSECTOR_ERASE_MAX_TIME) != OSPI_OK)
  {
  return OSPI_ERROR;
  }
  w25qxx_id=W25Qxx_OSPI_FLASH_ReadDeviceID();
  /* 配置地址模式为 4 字节 , 非W25Q256直接跳过*/
  if ( w25qxx_id!= W25Q256)
  return OSPI_OK;

  if (W25Qxx_OSPI_Addr_Mode_Init() != OSPI_OK)
  {
  return OSPI_ERROR;
  }

  return OSPI_OK;
  }

/**

* @brief  检查地址模式不是4字节地址，配置为4字节
* @retval OSPI存储器状态
  */
  uint8_t W25Qxx_OSPI_Addr_Mode_Init(void)
  {
  OSPI_RegularCmdTypeDef s_command;
  uint8_t reg;

  /* 初始化读取状态寄存器命令 */
  s_command.OperationType    = HAL_OSPI_OPTYPE_COMMON_CFG;
  s_command.FlashId          = HAL_OSPI_FLASH_ID_1;
  s_command.InstructionMode = HAL_OSPI_INSTRUCTION_1_LINE;
  s_command.Instruction       = READ_STATUS_REG3_CMD;//WRITE_STATUS_REG3_CMD;//寄存器3
  s_command.AddressMode       = HAL_OSPI_ADDRESS_NONE;
  s_command.AlternateBytesMode = HAL_OSPI_ALTERNATE_BYTES_NONE;
  s_command.DataMode                                        = HAL_OSPI_DATA_1_LINE;
  s_command.DummyCycles       = 0;
  s_command.NbData          = 1;
  s_command.DataDtrMode       = HAL_OSPI_DATA_DTR_DISABLE;
  s_command.SIOOMode          = HAL_OSPI_SIOO_INST_EVERY_CMD;
  s_command.InstructionSize = HAL_OSPI_INSTRUCTION_8_BITS;
  s_command.InstructionDtrMode = HAL_OSPI_INSTRUCTION_DTR_DISABLE;
  s_command.AddressDtrMode    = HAL_OSPI_ADDRESS_DTR_DISABLE;
  s_command.DQSMode          = HAL_OSPI_DQS_DISABLE;

  /* 配置命令 */
  if (HAL_OSPI_Command(&hospi1, &s_command, HAL_OSPI_TIMEOUT_DEFAULT_VALUE)
  != HAL_OK)
  {
  return OSPI_ERROR;
  }
  /* 接收数据 */
  if (HAL_OSPI_Receive(&hospi1, ®, HAL_OSPI_TIMEOUT_DEFAULT_VALUE)
  != HAL_OK)
  {
  return OSPI_ERROR;
  }

  /* 检查寄存器的值 */
  if ((reg & W25Q256FV_FSR_4ByteAddrMode) == 1) // 4字节模式
  {
  return OSPI_OK;
  }
  else // 3字节模式
  {
  /* 配置进入 4 字节地址模式命令 */
  s_command.Instruction = Enter_4Byte_Addr_Mode_CMD;//
  s_command.DataMode = HAL_OSPI_DATA_NONE;

/* 配置并发送命令 */
if (HAL_OSPI_Command(&hospi1, &s_command, HAL_OSPI_TIMEOUT_DEFAULT_VALUE)//寄存器3  地址模式
               != HAL_OK)
{
         return OSPI_ERROR;
}

/* 自动轮询模式等待存储器就绪 */
if (W25Qxx_OSPI_AutoPollingMemReady(
               W25QxJV_SUBSECTOR_ERASE_MAX_TIME) != OSPI_OK)
{
         return OSPI_ERROR;
}

return OSPI_OK;
  }
  }
/*** @brief  从OSPI存储器中读取大量数据.
* @param  pData: 指向要读取的数据的指针
* @param  ReadAddr: 读取起始地址
* @param  Size: 要读取的数据大小
* @retval OSPI存储器状态
  */
  uint8_t W25Qxx_OSPI_Read(uint8_t *pData, uint32_t ReadAddr, uint32_t Size)
  {
  OSPI_RegularCmdTypeDef s_command;

  if(Size == 0)       return OSPI_OK;

  /* 初始化读命令 */
  s_command.OperationType    = HAL_OSPI_OPTYPE_COMMON_CFG;
  s_command.FlashId          = HAL_OSPI_FLASH_ID_1;
  s_command.InstructionMode = HAL_OSPI_INSTRUCTION_1_LINE;//指令1线
  s_command.Instruction       = QUAD_INOUT_FAST_READ_CMD;//快速读命令
  s_command.AddressMode       = HAL_OSPI_ADDRESS_4_LINES;//地址4线
  #if W25Qxx_ID==W25Q256
  s_command.AddressSize       = HAL_OSPI_ADDRESS_32_BITS;
  #else
  s_command.AddressSize       = HAL_OSPI_ADDRESS_24_BITS;//24位地址
  #endif
  s_command.Address          = ReadAddr;
  s_command.AlternateBytesMode = HAL_OSPI_ALTERNATE_BYTES_NONE;
  s_command.DataMode                                        = HAL_OSPI_DATA_4_LINES;//数据4线
  s_command.DummyCycles       = 6;
  s_command.NbData          = Size;
  s_command.DataDtrMode       = HAL_OSPI_DATA_DTR_DISABLE;
  s_command.SIOOMode          = HAL_OSPI_SIOO_INST_EVERY_CMD;
  s_command.InstructionSize = HAL_OSPI_INSTRUCTION_8_BITS;
  s_command.InstructionDtrMode = HAL_OSPI_INSTRUCTION_DTR_DISABLE;
  s_command.AddressDtrMode    = HAL_OSPI_ADDRESS_DTR_DISABLE;
  s_command.DQSMode          = HAL_OSPI_DQS_DISABLE;

  /* 配置命令 */
  if (HAL_OSPI_Command(&hospi1, &s_command, HAL_OSPI_TIMEOUT_DEFAULT_VALUE)//发送快速读命令
  != HAL_OK)
  {
  // Error_Handler();
  return OSPI_ERROR;
  }

  /* 接收数据 */
if (HAL_OSPI_Receive(&hospi1, pData, HAL_OSPI_TIMEOUT_DEFAULT_VALUE)!= HAL_OK)
{
// Error_Handler();
  //return OSPI_ERROR;

  }


  return OSPI_OK;
  }

/**
* @brief  从OSPI存储器中读取大量数据.
* @param  pData: 指向要读取的数据的指针
* @param  ReadAddr: 读取起始地址
* @param  Size: 要读取的数据大小
* @retval OSPI存储器状态
*/
uint8_t W25Qxx_OSPI_Read_MDMA(uint8_t *pData, uint32_t ReadAddr, uint32_t Size)
{
      OSPI_RegularCmdTypeDef s_command;

      if(Size == 0)       return OSPI_OK;

      /* 初始化读命令 */
      s_command.OperationType    = HAL_OSPI_OPTYPE_COMMON_CFG;
  s_command.FlashId          = HAL_OSPI_FLASH_ID_1;
  s_command.InstructionMode = HAL_OSPI_INSTRUCTION_1_LINE;//指令1线
      s_command.Instruction       = QUAD_INOUT_FAST_READ_CMD;//快速读命令
      s_command.AddressMode       = HAL_OSPI_ADDRESS_4_LINES;//地址4线
      #if W25Qxx_ID==W25Q256
            s_command.AddressSize       = HAL_OSPI_ADDRESS_32_BITS;
      #else
            s_command.AddressSize       = HAL_OSPI_ADDRESS_24_BITS;//24位地址
      #endif
      s_command.Address          = ReadAddr;
      s_command.AlternateBytesMode = HAL_OSPI_ALTERNATE_BYTES_NONE;
      s_command.DataMode                                        = HAL_OSPI_DATA_4_LINES;//数据4线
      s_command.DummyCycles       = 6;
      s_command.NbData          = Size;
      s_command.DataDtrMode       = HAL_OSPI_DATA_DTR_DISABLE;
      s_command.SIOOMode          = HAL_OSPI_SIOO_INST_EVERY_CMD;
  s_command.InstructionSize = HAL_OSPI_INSTRUCTION_8_BITS;
  s_command.InstructionDtrMode = HAL_OSPI_INSTRUCTION_DTR_DISABLE;
  s_command.AddressDtrMode    = HAL_OSPI_ADDRESS_DTR_DISABLE;
  s_command.DQSMode          = HAL_OSPI_DQS_DISABLE;

      /* 配置命令 */
      if (HAL_OSPI_Command(&hospi1, &s_command, HAL_OSPI_TIMEOUT_DEFAULT_VALUE)//发送快速读命令
                     != HAL_OK)
      {

            return OSPI_ERROR;
      }



//             /* MDMA方式读取 */
      if (HAL_OSPI_Receive_DMA(&hospi1, pData) != HAL_OK)
      {
            //       Error_Handler();
            return OSPI_ERROR;
      }



      return OSPI_OK;
}

/**
* @brief  复位OSPI存储器。
* @param  hOSPI: OSPI句柄
* @retval 无
*/
uint8_t W25Qxx_OSPI_ResetMemory(void)
{
      OSPI_RegularCmdTypeDef s_command;

      /* 初始化复位使能命令 */
      s_command.OperationType    = HAL_OSPI_OPTYPE_COMMON_CFG;
  s_command.FlashId          = HAL_OSPI_FLASH_ID_1;
  s_command.InstructionMode = HAL_OSPI_INSTRUCTION_1_LINE;
      s_command.Instruction       = RESET_ENABLE_CMD;
      s_command.AddressMode       = HAL_OSPI_ADDRESS_NONE;
      s_command.AlternateBytesMode = HAL_OSPI_ALTERNATE_BYTES_NONE;
      s_command.DataMode                                        = HAL_OSPI_DATA_NONE;
      s_command.DummyCycles       = 0;
      s_command.DataDtrMode = HAL_OSPI_DATA_DTR_DISABLE;
      s_command.SIOOMode          = HAL_OSPI_SIOO_INST_EVERY_CMD;
  s_command.InstructionSize = HAL_OSPI_INSTRUCTION_8_BITS;
  s_command.InstructionDtrMode = HAL_OSPI_INSTRUCTION_DTR_DISABLE;
  s_command.AddressDtrMode    = HAL_OSPI_ADDRESS_DTR_DISABLE;
  s_command.DQSMode          = HAL_OSPI_DQS_DISABLE;
      /* 发送命令 */
      if (HAL_OSPI_Command(&hospi1, &s_command, HAL_OSPI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
      {
            return OSPI_ERROR;
      }

      /* 发送复位存储器命令 */
      s_command.Instruction = RESET_MEMORY_CMD;
      if (HAL_OSPI_Command(&hospi1, &s_command, HAL_OSPI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
      {
            return OSPI_ERROR;
      }

      s_command.InstructionMode = HAL_OSPI_INSTRUCTION_4_LINES;
      s_command.Instruction = RESET_ENABLE_CMD;
      s_command.InstructionSize = HAL_OSPI_INSTRUCTION_8_BITS;

      /* 发送命令 */
      if (HAL_OSPI_Command(&hospi1, &s_command, HAL_OSPI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
      {
            return OSPI_ERROR;
      }

      /* 发送复位存储器命令 */
      s_command.Instruction = RESET_MEMORY_CMD;
      if (HAL_OSPI_Command(&hospi1, &s_command, HAL_OSPI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
      {
            return OSPI_ERROR;
      }
      /* 配置自动轮询模式等待存储器就绪 */
      if (W25Qxx_OSPI_AutoPollingMemReady(HAL_OSPI_TIMEOUT_DEFAULT_VALUE) != OSPI_OK)
      {
            return OSPI_ERROR;
      }
      return OSPI_OK;
}

//以下为主程序

//如果操作异常，减小W25qxx频率
  MX_MDMA_Init();//内置MDMA中断
      HAL_OSPI_MspInit(&hospi1);//QSPI引脚初始化
      MX_OCTOSPI1_Init(2);//W25qxx频率=OSPI频率/（分频+1）280/3=93.333MHz MAX CLOCKS<=133Mhz 内部引用QSPI引脚初始化

W25Qxx_OSPI_Init(2);//W25qxx频率=OSPI频率/（分频+1）280/3=93.333MHz MAX CLOCKS<=133Mhz
FlashID =W25Qxx_OSPI_FLASH_ReadDeviceID();

      unsigned char TEST_DATA256[256]={0};
/********普通QSPI方式读数据ok*****/
                     W25Qxx_OSPI_Read(&TEST_DATA256[0], 0x100, 64);//从0x100地址开始读64个数据验证ok
/*****DMA方式读不到数据********/
                     W25Qxx_OSPI_Read_MDMA(&TEST_DATA256[64], 0x100, 64);//从0x100地址开始读64个数据读不到数据

                     Serial_USART10_SendArray(&TEST_DATA256[0], 64);//发送数组8位地址指针，发送数组 64个数验证ok
                     Serial_USART10_SendByte(0xFF);//串口USART1_发送
                     Serial_USART10_SendByte(0xFF);//串口USART1_发送
                     Serial_USART10_SendArray(&TEST_DATA256[64], 64);//发送数组8位地址指针，发送数组64个数  数据没有拷贝全为0

有没有哪位大佬用QSPI+MDMA能正常工作的，请分享一下谢谢！