Functions
uint8_t	BSP_SD_Init (void)
	Initializes the SD/SD communication.
uint8_t	BSP_SD_IsDetected (void)
	Detects if SD card is correctly plugged in the memory slot or not.
uint8_t	BSP_SD_GetCardInfo (SD_CardInfo *pCardInfo)
	Returns information about specific card.
uint8_t	BSP_SD_ReadBlocks (uint32_t *p32Data, uint64_t ReadAddr, uint16_t BlockSize, uint32_t NumberOfBlocks)
	Reads block(s) from a specified address in an SD card, in polling mode.
uint8_t	BSP_SD_WriteBlocks (uint32_t *p32Data, uint64_t WriteAddr, uint16_t BlockSize, uint32_t NumberOfBlocks)
	Writes block(s) to a specified address in an SD card, in polling mode.
uint8_t	BSP_SD_GetStatus (void)
	Returns the SD status.
uint8_t	BSP_SD_Erase (uint32_t StartAddr, uint32_t EndAddr)
	Erases the specified memory area of the given SD card.
void	SD_IO_Init (void)
	Initializes the SD Card and put it into StandBy State (Ready for data transfer).
void	SD_IO_WriteByte (uint8_t Data)
	Write a byte on the SD.
uint8_t	SD_IO_ReadByte (void)
	Read a byte from the SD.
HAL_StatusTypeDef	SD_IO_WriteCmd (uint8_t Cmd, uint32_t Arg, uint8_t Crc, uint8_t Response)
	Send 5 bytes command to the SD card and get response.
HAL_StatusTypeDef	SD_IO_WaitResponse (uint8_t Response)
	Wait response from the SD card.
void	SD_IO_WriteDummy (void)
	Send dummy byte with CS High.
static uint8_t	SD_GetCSDRegister (SD_CSD *Csd)
	Read the CSD card register.
static uint8_t	SD_GetCIDRegister (SD_CID *Cid)
	Read the CID card register.
static uint8_t	SD_SendCmd (uint8_t Cmd, uint32_t Arg, uint8_t Crc, uint8_t Response)
	Send 5 bytes command to the SD card and get response.
static SD_Info	SD_GetDataResponse (void)
	Get SD card data response.
static uint8_t	SD_GoIdleState (void)
	Put SD in Idle state.

Function Documentation

uint8_t BSP_SD_Erase	(	uint32_t	StartAddr,
		uint32_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 684 of file stm3210c_eval_sd.c.

References MSD_ERROR, MSD_OK, SD_CMD_ERASE, SD_CMD_SD_ERASE_GRP_END, SD_CMD_SD_ERASE_GRP_START, SD_RESPONSE_NO_ERROR, and SD_SendCmd().

uint8_t BSP_SD_GetCardInfo ( SD_CardInfo * pCardInfo )

Returns information about specific card.

Parameters:

pCardInfo,: pointer to a SD_CardInfo structure that contains all SD card information.

Return values:

The	SD Response: MSD_ERROR : Sequence failed MSD_OK : Sequence succeed

Definition at line 217 of file stm3210c_eval_sd.c.

References SD_CardInfo::CardBlockSize, SD_CardInfo::CardCapacity, SD_CardInfo::Cid, SD_CardInfo::Csd, SD_CSD::DeviceSize, SD_CSD::DeviceSizeMul, MSD_ERROR, SD_CSD::RdBlockLen, SD_GetCIDRegister(), and SD_GetCSDRegister().

uint8_t BSP_SD_GetStatus ( void )

Returns the SD status.

Return values:

The	SD status.

Definition at line 652 of file stm3210c_eval_sd.c.

References MSD_OK.

uint8_t BSP_SD_Init ( void )

Initializes the SD/SD communication.

Return values:

The	SD Response: MSD_ERROR : Sequence failed MSD_OK : Sequence succeed

Definition at line 172 of file stm3210c_eval_sd.c.

References BSP_SD_IsDetected(), MSD_ERROR, SD_GoIdleState(), SD_IO_Init(), SD_NOT_PRESENT, SD_PRESENT, and SdStatus.

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 196 of file stm3210c_eval_sd.c.

References SD_DETECT_GPIO_PORT, SD_DETECT_PIN, SD_NOT_PRESENT, and SD_PRESENT.

Referenced by BSP_SD_Init().

uint8_t BSP_SD_ReadBlocks	(	uint32_t *	p32Data,
		uint64_t	ReadAddr,
		uint16_t	BlockSize,
		uint32_t	NumberOfBlocks
	)

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

Parameters:

p32Data,:	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
NumberOfBlocks,:	Number of SD blocks to read

Return values:

SD status

Definition at line 240 of file stm3210c_eval_sd.c.

References MSD_ERROR, MSD_OK, SD_CMD_READ_SINGLE_BLOCK, SD_CMD_SET_BLOCKLEN, SD_IO_ReadByte(), SD_IO_WaitResponse(), SD_IO_WriteCmd(), SD_IO_WriteDummy(), SD_RESPONSE_NO_ERROR, and SD_START_DATA_SINGLE_BLOCK_READ.

uint8_t BSP_SD_WriteBlocks	(	uint32_t *	p32Data,
		uint64_t	WriteAddr,
		uint16_t	BlockSize,
		uint32_t	NumberOfBlocks
	)

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

Parameters:

p32Data,:	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
NumberOfBlocks,:	Number of SD blocks to write

Return values:

SD status

Definition at line 306 of file stm3210c_eval_sd.c.

References MSD_ERROR, MSD_OK, SD_CMD_WRITE_SINGLE_BLOCK, SD_DATA_OK, SD_DUMMY_BYTE, SD_GetDataResponse(), SD_IO_ReadByte(), SD_IO_WriteByte(), SD_IO_WriteCmd(), SD_IO_WriteDummy(), SD_RESPONSE_NO_ERROR, and SD_START_DATA_SINGLE_BLOCK_WRITE.

static uint8_t SD_GetCIDRegister ( SD_CID * Cid ) [static]

Read the CID card register.

Reading the contents of the CID register in SPI mode is a simple read-block transaction.

Parameters:

Cid,: pointer on an CID register structure

Return values:

SD status

Definition at line 490 of file stm3210c_eval_sd.c.

References SD_CID::CID_CRC, SD_CID::ManufactDate, SD_CID::ManufacturerID, MSD_ERROR, MSD_OK, SD_CID::OEM_AppliID, SD_CID::ProdName1, SD_CID::ProdName2, SD_CID::ProdRev, SD_CID::ProdSN, SD_CID::Reserved1, SD_CID::Reserved2, SD_CMD_SEND_CID, SD_DUMMY_BYTE, SD_IO_ReadByte(), SD_IO_WaitResponse(), SD_IO_WriteByte(), SD_IO_WriteCmd(), SD_IO_WriteDummy(), SD_RESPONSE_NO_ERROR, and SD_START_DATA_SINGLE_BLOCK_READ.

Referenced by BSP_SD_GetCardInfo().

uint8_t SD_GetCSDRegister ( SD_CSD * Csd ) [static]

Read the CSD card register.

Reading the contents of the CSD register in SPI mode is a simple read-block transaction.

Parameters:

Csd,: pointer on an SCD register structure

Return values:

SD status

< Reserved

Definition at line 372 of file stm3210c_eval_sd.c.

References SD_CSD::CardComdClasses, SD_CSD::ContentProtectAppli, SD_CSD::CopyFlag, SD_CSD::CSD_CRC, SD_CSD::CSDStruct, SD_CSD::DeviceSize, SD_CSD::DeviceSizeMul, SD_CSD::DSRImpl, SD_CSD::ECC, SD_CSD::EraseGrMul, SD_CSD::EraseGrSize, SD_CSD::FileFormat, SD_CSD::FileFormatGrouop, SD_CSD::ManDeflECC, SD_CSD::MaxBusClkFrec, SD_CSD::MaxRdCurrentVDDMax, SD_CSD::MaxRdCurrentVDDMin, SD_CSD::MaxWrBlockLen, SD_CSD::MaxWrCurrentVDDMax, SD_CSD::MaxWrCurrentVDDMin, MSD_ERROR, MSD_OK, SD_CSD::NSAC, SD_CSD::PartBlockRead, SD_CSD::PermWrProtect, SD_CSD::RdBlockLen, SD_CSD::RdBlockMisalign, SD_CSD::Reserved1, SD_CSD::Reserved2, SD_CSD::Reserved3, SD_CSD::Reserved4, SD_CMD_SEND_CSD, SD_DUMMY_BYTE, SD_IO_ReadByte(), SD_IO_WaitResponse(), SD_IO_WriteByte(), SD_IO_WriteCmd(), SD_IO_WriteDummy(), SD_RESPONSE_NO_ERROR, SD_START_DATA_SINGLE_BLOCK_READ, SD_CSD::SysSpecVersion, SD_CSD::TAAC, SD_CSD::TempWrProtect, SD_CSD::WrBlockMisalign, SD_CSD::WriteBlockPaPartial, SD_CSD::WrProtectGrEnable, SD_CSD::WrProtectGrSize, and SD_CSD::WrSpeedFact.

Referenced by BSP_SD_GetCardInfo().

static SD_Info SD_GetDataResponse ( void ) [static]

Get SD card data response.

Return values:

The	SD status: Read data response xxx0<status>1 status 010: Data accecpted status 101: Data rejected due to a crc error status 110: Data rejected due to a Write error. status 111: Data rejected due to other error.

Definition at line 606 of file stm3210c_eval_sd.c.

References SD_DATA_CRC_ERROR, SD_DATA_OK, SD_DATA_OTHER_ERROR, SD_DATA_WRITE_ERROR, and SD_IO_ReadByte().

Referenced by BSP_SD_WriteBlocks().

static uint8_t SD_GoIdleState ( void ) [static]

Put SD in Idle state.

Return values:

SD status

Definition at line 661 of file stm3210c_eval_sd.c.

References MSD_ERROR, MSD_OK, SD_CMD_GO_IDLE_STATE, SD_CMD_SEND_OP_COND, SD_IN_IDLE_STATE, SD_RESPONSE_NO_ERROR, and SD_SendCmd().

Referenced by BSP_SD_Init().

void SD_IO_Init ( void )

Initializes the SD Card and put it into StandBy State (Ready for data transfer).