C++ (Cpp) SD_IO_Init Beispiele

Beispiel #1

Datei: stm32303e_eval_sd.c Projekt: eleciawhite/STM32Cube

/**
  * @brief  Initializes the SD/SD communication.
  * @param  None
  * @retval The SD Response: 
  *         - MSD_ERROR : Sequence failed
  *         - MSD_OK    : Sequence succeed
  */
uint8_t BSP_SD_Init(void)
{ 
  /* Configure IO functionalities for SD pin */
  SD_IO_Init();

  /* Check SD card detect pin */
  if(BSP_SD_IsDetected()==SD_NOT_PRESENT) 
  {
    SdStatus = SD_NOT_PRESENT;
    return MSD_ERROR;
  }
  else
  {
    SdStatus = SD_PRESENT;
  }
  
  /* SD initialized and set to SPI mode properly */
  return (SD_GoIdleState());
}

Beispiel #2

Datei: stm32_adafruit_sd.c Projekt: ClintHaerinck/STM32Cube_FW_F4

/**
  * @brief  Initializes the SD/SD communication.
  * @param  None
  * @retval The SD Response: 
  *         - MSD_ERROR: Sequence failed
  *         - MSD_OK: Sequence succeed
  */
uint8_t BSP_SD_Init(void)
{ 
  uint8_t status = MSD_ERROR;
  
  /* Configure IO functionalities for SD pin */
  SD_IO_Init();

  /* SD detection pin is not physically mapped on the Adafruit shield */
  SdStatus = SD_PRESENT;
  
  /* SD initialized and set to SPI mode properly */
  status = SD_GoIdleState();
  
  if (status == SD_RESPONSE_NO_ERROR)
  {
    return MSD_OK;
  }
  else
  {
    return MSD_ERROR;
  }
}