STM32F769I Discovery SD Exported Functions

Functions
uint8_t	BSP_SD_Init (void)
	Initializes the SD card device. More...
uint8_t	BSP_SD_DeInit (void)
	DeInitializes the SD card device. More...
uint8_t	BSP_SD_ITConfig (void)
	Configures Interrupt mode for SD detection pin. More...
uint8_t	BSP_SD_ReadBlocks (uint32_t *pData, uint64_t ReadAddr, uint32_t BlockSize, uint32_t NumOfBlocks)
	Reads block(s) from a specified address in an SD card, in polling mode. More...
uint8_t	BSP_SD_WriteBlocks (uint32_t *pData, uint64_t WriteAddr, uint32_t BlockSize, uint32_t NumOfBlocks)
	Writes block(s) to a specified address in an SD card, in polling mode. More...
uint8_t	BSP_SD_ReadBlocks_DMA (uint32_t *pData, uint64_t ReadAddr, uint32_t BlockSize, uint32_t NumOfBlocks)
	Reads block(s) from a specified address in an SD card, in DMA mode. More...
uint8_t	BSP_SD_WriteBlocks_DMA (uint32_t *pData, uint64_t WriteAddr, uint32_t BlockSize, uint32_t NumOfBlocks)
	Writes block(s) to a specified address in an SD card, in DMA mode. More...
uint8_t	BSP_SD_Erase (uint64_t StartAddr, uint64_t EndAddr)
	Erases the specified memory area of the given SD card. More...
HAL_SD_TransferStateTypedef	BSP_SD_GetStatus (void)
	Gets the current SD card data status. More...
void	BSP_SD_GetCardInfo (HAL_SD_CardInfoTypedef *CardInfo)
	Get SD information about specific SD card. More...
uint8_t	BSP_SD_IsDetected (void)
	Detects if SD card is correctly plugged in the memory slot or not. More...
void	BSP_SD_MspInit (SD_HandleTypeDef *hsd, void *Params)
	Initializes the SD MSP. More...
void	BSP_SD_Detect_MspInit (SD_HandleTypeDef *hsd, void *Params)
	Initializes the SD Detect pin MSP. More...
void	BSP_SD_MspDeInit (SD_HandleTypeDef *hsd, void *Params)
	DeInitializes the SD MSP. More...

Detailed Description

Function Documentation

uint8_t BSP_SD_DeInit

(

void

)

DeInitializes the SD card device.

Return values

SD

status

Definition at line 195 of file stm32f769i_discovery_sd.c.

void BSP_SD_Detect_MspInit	(	SD_HandleTypeDef *	hsd,
		void *	Params
	)

Initializes the SD Detect pin MSP.

Parameters

hsd

SD handle

Return values

None

Definition at line 490 of file stm32f769i_discovery_sd.c.

uint8_t BSP_SD_Erase	(	uint64_t	StartAddr,
		uint64_t	EndAddr
	)

Erases the specified memory area of the given SD card.

Parameters

StartAddr	Start byte address
EndAddr	End byte address

Return values

SD

status

Definition at line 369 of file stm32f769i_discovery_sd.c.

void BSP_SD_GetCardInfo

(

HAL_SD_CardInfoTypedef *

CardInfo

)

Get SD information about specific SD card.

Parameters

CardInfo

Pointer to HAL_SD_CardInfoTypedef structure

Definition at line 556 of file stm32f769i_discovery_sd.c.

HAL_SD_TransferStateTypedef BSP_SD_GetStatus

(

void

)

Gets the current SD card data status.

Return values

Data	transfer state. This value can be one of the following values: SD_TRANSFER_OK: No data transfer is acting SD_TRANSFER_BUSY: Data transfer is acting SD_TRANSFER_ERROR: Data transfer error

Definition at line 547 of file stm32f769i_discovery_sd.c.

uint8_t BSP_SD_Init

(

void

)

Initializes the SD card device.

Return values

SD

status

Definition at line 144 of file stm32f769i_discovery_sd.c.

uint8_t BSP_SD_IsDetected

(

void

)

Detects if SD card is correctly plugged in the memory slot or not.

Return values

Returns

if SD is detected or not

Definition at line 240 of file stm32f769i_discovery_sd.c.

uint8_t BSP_SD_ITConfig

(

void

)

Configures Interrupt mode for SD detection pin.

Return values

Returns

0

Definition at line 218 of file stm32f769i_discovery_sd.c.

void BSP_SD_MspDeInit	(	SD_HandleTypeDef *	hsd,
		void *	Params
	)

DeInitializes the SD MSP.

Parameters

hsd	SD handle
Params	: pointer on additional configuration parameters, can be NULL.

Definition at line 509 of file stm32f769i_discovery_sd.c.

void BSP_SD_MspInit	(	SD_HandleTypeDef *	hsd,
		void *	Params
	)

Initializes the SD MSP.

Parameters

hsd	SD handle
Params	: pointer on additional configuration parameters, can be NULL.

Definition at line 386 of file stm32f769i_discovery_sd.c.

uint8_t BSP_SD_ReadBlocks	(	uint32_t *	pData,
		uint64_t	ReadAddr,
		uint32_t	BlockSize,
		uint32_t	NumOfBlocks
	)

Reads block(s) from a specified address in an SD card, in polling mode.

Parameters

pData	Pointer to the buffer that will contain the data to transmit
ReadAddr	Address from where data is to be read
BlockSize	SD card data block size, that should be 512
NumOfBlocks	Number of SD blocks to read

Return values

SD

status

Definition at line 263 of file stm32f769i_discovery_sd.c.

uint8_t BSP_SD_ReadBlocks_DMA	(	uint32_t *	pData,
		uint64_t	ReadAddr,
		uint32_t	BlockSize,
		uint32_t	NumOfBlocks
	)

Reads block(s) from a specified address in an SD card, in DMA mode.

Parameters

pData	Pointer to the buffer that will contain the data to transmit
ReadAddr	Address from where data is to be read
BlockSize	SD card data block size, that should be 512
NumOfBlocks	Number of SD blocks to read

Return values

SD

status

Definition at line 303 of file stm32f769i_discovery_sd.c.

uint8_t BSP_SD_WriteBlocks	(	uint32_t *	pData,
		uint64_t	WriteAddr,
		uint32_t	BlockSize,
		uint32_t	NumOfBlocks
	)

Writes block(s) to a specified address in an SD card, in polling mode.

Parameters

pData	Pointer to the buffer that will contain the data to transmit
WriteAddr	Address from where data is to be written
BlockSize	SD card data block size, that should be 512
NumOfBlocks	Number of SD blocks to write

Return values

SD

status

Definition at line 283 of file stm32f769i_discovery_sd.c.

uint8_t BSP_SD_WriteBlocks_DMA	(	uint32_t *	pData,
		uint64_t	WriteAddr,
		uint32_t	BlockSize,
		uint32_t	NumOfBlocks
	)

Writes block(s) to a specified address in an SD card, in DMA mode.

Parameters

pData	Pointer to the buffer that will contain the data to transmit
WriteAddr	Address from where data is to be written
BlockSize	SD card data block size, that should be 512
NumOfBlocks	Number of SD blocks to write

Return values

SD

status

Definition at line 337 of file stm32f769i_discovery_sd.c.