Пример #1
0
/**
  * @brief  Initializes the SDIO data path according to the specified 
  *   parameters in the SDIO_DataInitStruct.
  * @param  SDIO_DataInitStruct : pointer to a SDIO_DataInitTypeDef structure that
  *   contains the configuration information for the SDIO command.
  * @retval None
  */
void SDIO_DataConfig(SDIO_DataInitTypeDef* SDIO_DataInitStruct)
{
  uint32_t tmpreg = 0;
  
  /* Check the parameters */
  assert_param(IS_SDIO_DATA_LENGTH(SDIO_DataInitStruct->SDIO_DataLength));
  assert_param(IS_SDIO_BLOCK_SIZE(SDIO_DataInitStruct->SDIO_DataBlockSize));
  assert_param(IS_SDIO_TRANSFER_DIR(SDIO_DataInitStruct->SDIO_TransferDir));
  assert_param(IS_SDIO_TRANSFER_MODE(SDIO_DataInitStruct->SDIO_TransferMode));
  assert_param(IS_SDIO_DPSM(SDIO_DataInitStruct->SDIO_DPSM));

/*---------------------------- SDIO DTIMER Configuration ---------------------*/
  /* Set the SDIO Data TimeOut value */
  SDIO->DTIMER = SDIO_DataInitStruct->SDIO_DataTimeOut;

/*---------------------------- SDIO DLEN Configuration -----------------------*/
  /* Set the SDIO DataLength value */
  SDIO->DLEN = SDIO_DataInitStruct->SDIO_DataLength;

/*---------------------------- SDIO DCTRL Configuration ----------------------*/  
  /* Get the SDIO DCTRL value */
  tmpreg = SDIO->DCTRL;
  /* Clear DEN, DTMODE, DTDIR and DBCKSIZE bits */
  tmpreg &= DCTRL_CLEAR_MASK;
  /* Set DEN bit according to SDIO_DPSM value */
  /* Set DTMODE bit according to SDIO_TransferMode value */
  /* Set DTDIR bit according to SDIO_TransferDir value */
  /* Set DBCKSIZE bits according to SDIO_DataBlockSize value */
  tmpreg |= (uint32_t)SDIO_DataInitStruct->SDIO_DataBlockSize | SDIO_DataInitStruct->SDIO_TransferDir
           | SDIO_DataInitStruct->SDIO_TransferMode | SDIO_DataInitStruct->SDIO_DPSM;

  /* Write to SDIO DCTRL */
  SDIO->DCTRL = tmpreg;
}
/**
  * @brief  Configure the SDIO data path according to the specified 
  *         parameters in the SDIO_DataInitTypeDef.
  * @param  SDIOx: Pointer to SDIO register base  
  * @param  Data : pointer to a SDIO_DataInitTypeDef structure 
  *         that contains the configuration information for the SDIO data.
  * @retval HAL status
  */
HAL_StatusTypeDef SDIO_DataConfig(SDIO_TypeDef *SDIOx, SDIO_DataInitTypeDef* Data)
{
  /* Check the parameters */
  assert_param(IS_SDIO_DATA_LENGTH(Data->DataLength));
  assert_param(IS_SDIO_BLOCK_SIZE(Data->DataBlockSize));
  assert_param(IS_SDIO_TRANSFER_DIR(Data->TransferDir));
  assert_param(IS_SDIO_TRANSFER_MODE(Data->TransferMode));
  assert_param(IS_SDIO_DPSM(Data->DPSM));

  /* Set the SDIO Data TimeOut value */
  SDIOx->DTIMER = Data->DataTimeOut;

  /* Set the SDIO DataLength value */
  SDIOx->DLEN = Data->DataLength;

  /* Set the SDIO data configuration parameters */
  /* Write to SDIO DCTRL */
  MODIFY_REG(SDIOx->DCTRL, DCTRL_CLEAR_MASK, Data->DataBlockSize |\
                                              Data->TransferDir   |\
                                              Data->TransferMode  |\
                                              Data->DPSM);

  return HAL_OK;

}
Пример #3
0
/**
  * @brief  Configure the SDIO data path according to the specified 
  *         parameters in the SDIO_DataInitTypeDef.
  * @param  SDIOx: Pointer to SDIO register base  
  * @param  SDIO_DataInitStruct : pointer to a SDIO_DataInitTypeDef structure 
  *         that contains the configuration information for the SDIO command.
  * @retval HAL status
  */
HAL_StatusTypeDef SDIO_DataConfig(SDIO_TypeDef *SDIOx, SDIO_DataInitTypeDef* SDIO_DataInitStruct)
{
  uint32_t tmpreg = 0;
  
  /* Check the parameters */
  assert_param(IS_SDIO_DATA_LENGTH(SDIO_DataInitStruct->DataLength));
  assert_param(IS_SDIO_BLOCK_SIZE(SDIO_DataInitStruct->DataBlockSize));
  assert_param(IS_SDIO_TRANSFER_DIR(SDIO_DataInitStruct->TransferDir));
  assert_param(IS_SDIO_TRANSFER_MODE(SDIO_DataInitStruct->TransferMode));
  assert_param(IS_SDIO_DPSM(SDIO_DataInitStruct->DPSM));

  /* Set the SDIO Data Timeout value */
  SDIOx->DTIMER = SDIO_DataInitStruct->DataTimeOut;

  /* Set the SDIO DataLength value */
  SDIOx->DLEN = SDIO_DataInitStruct->DataLength;

  /* Set the SDIO data configuration parameters */
  tmpreg |= (uint32_t)(SDIO_DataInitStruct->DataBlockSize |\
                       SDIO_DataInitStruct->TransferDir   |\
                       SDIO_DataInitStruct->TransferMode  |\
                       SDIO_DataInitStruct->DPSM);
  
  /* Write to SDIO DCTRL */
  MODIFY_REG(SDIOx->DCTRL, DCTRL_CLEAR_MASK, tmpreg);

  return HAL_OK;

}