Data path state machine (DPSM) management functions

Data path state machine (DPSM) management functions. More...

Functions
void	SDIO_DataConfig (SDIO_DataInitTypeDef *SDIO_DataInitStruct)
	Initializes the SDIO data path according to the specified parameters in the SDIO_DataInitStruct. More...
void	SDIO_DataStructInit (SDIO_DataInitTypeDef *SDIO_DataInitStruct)
	Fills each SDIO_DataInitStruct member with its default value. More...
uint32_t	SDIO_GetDataCounter (void)
	Returns number of remaining data bytes to be transferred. More...
uint32_t	SDIO_ReadData (void)
	Read one data word from Rx FIFO. More...
void	SDIO_WriteData (uint32_t Data)
	Write one data word to Tx FIFO. More...
uint32_t	SDIO_GetFIFOCount (void)
	Returns the number of words left to be written to or read from FIFO. More...

Detailed Description

Data path state machine (DPSM) management functions.

 ===============================================================================
              Data path state machine (DPSM) management functions
 ===============================================================================  

  This section provide functions allowing to program and read the Data path 
  state machine (DPSM).

Function Documentation

void SDIO_DataConfig

(

SDIO_DataInitTypeDef *

SDIO_DataInitStruct

)

Initializes the SDIO data path according to the specified parameters in the SDIO_DataInitStruct.

Parameters

SDIO_DataInitStruct

: pointer to a SDIO_DataInitTypeDef structure that contains the configuration information for the SDIO command.

Return values

None

void SDIO_DataStructInit

(

SDIO_DataInitTypeDef *

SDIO_DataInitStruct

)

Fills each SDIO_DataInitStruct member with its default value.

Parameters

SDIO_DataInitStruct,:

pointer to an SDIO_DataInitTypeDef structure which will be initialized.

Return values

None

uint32_t SDIO_GetDataCounter

(

void

)

Returns number of remaining data bytes to be transferred.

Parameters

None

Return values

Number

of remaining data bytes to be transferred

uint32_t SDIO_GetFIFOCount

(

void

)

Returns the number of words left to be written to or read from FIFO.

Parameters

None

Return values

Remaining

number of words.

uint32_t SDIO_ReadData

(

void

)

Read one data word from Rx FIFO.

Parameters

None

Return values

Data

received

void SDIO_WriteData

(

uint32_t

Data

)

Write one data word to Tx FIFO.

Parameters

Data,:

32-bit data word to write.

Return values

None