C++ (Cpp) BSP_SD_MspDeInit示例

示例#1

文件： stm32f769i_eval_sd.c 项目： ryankurte/stm32f4-base

/**
  * @brief  DeInitializes the SD card device.
  * @param  SdCard: SD card to be used, that should be SD_CARD1 or SD_CARD2 
  * @retval SD status
  */
uint8_t BSP_SD_DeInitEx(uint32_t SdCard)
{ 
  uint8_t sd_state = MSD_OK;
  
  /* Set back Mfx pin to INPUT mode in case it was in exti */
  UseExtiModeDetection = 0;
  if(SdCard == SD_CARD1)
  {
    uSdHandle.Instance = SDMMC1;    
    /* HAL SD deinitialization */
    if(HAL_SD_DeInit(&uSdHandle) != HAL_OK)
    {
      sd_state = MSD_ERROR;
    }
    
    /* Msp SD deinitialization */
    BSP_SD_MspDeInit(&uSdHandle, NULL);    
    BSP_IO_ConfigPin(SD1_DETECT_PIN, IO_MODE_INPUT_PU);
  }
  else
  {
    uSdHandle2.Instance = SDMMC2;    
    BSP_IO_ConfigPin(SD2_DETECT_PIN, IO_MODE_INPUT_PU); 
    
    /* HAL SD deinitialization */
    if(HAL_SD_DeInit(&uSdHandle2) != HAL_OK)
    {
      sd_state = MSD_ERROR;
    }
    
    /* Msp SD deinitialization */
    BSP_SD_MspDeInit(&uSdHandle2, NULL);
  }  
  return  sd_state;
}

示例#2

文件： stm32f4xx_cannon_v2_sd.c 项目： 196510921/STM32_Platform

/**
  * @brief  DeInitializes the SD card device.
  * @retval SD status
  */
uint8_t BSP_SD_DeInit(void)
{
  uint8_t sd_state = MSD_OK;

  uSdHandle.Instance = SDIO;

  /* HAL SD deinitialization */
  if(HAL_SD_DeInit(&uSdHandle) != HAL_OK)
  {
    sd_state = MSD_ERROR;
  }

  /* Msp SD deinitialization */
  uSdHandle.Instance = SDIO;
  BSP_SD_MspDeInit(&uSdHandle, NULL);

  return  sd_state;
}

示例#3

文件： stm32469i_eval_sd.c 项目： robbie-cao/stm32f4-discovery

/**
  * @brief  DeInitializes the SD card device.
  * @retval SD status
  */
uint8_t BSP_SD_DeInit(void)
{ 
  uint8_t sd_state = MSD_OK;
 
  uSdHandle.Instance = SDIO;
  
  /* Set back Mfx pin to INPUT mode in case it was in exti */
  UseExtiModeDetection = 0;
  BSP_IO_ConfigPin(SD_DETECT_PIN, IO_MODE_INPUT_PU);

  /* HAL SD deinitialization */
  if(HAL_SD_DeInit(&uSdHandle) != HAL_OK)
  {
    sd_state = MSD_ERROR;
  }

  /* Msp SD deinitialization */
  uSdHandle.Instance = SDIO;
  BSP_SD_MspDeInit(&uSdHandle, NULL);
  
  return  sd_state;
}