sdcard_standard.h File Reference

#include <stdint.h>

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Data Structures
struct	sdcardCSD_t

Macros
#define	SDCARD_GET_CSD_FIELD(csd, version, fieldname)   readBitfield(csd.data, SDCARD_CSD_V ## version ## _ ## fieldname ## _OFFSET, SDCARD_CSD_V ## version ## _ ## fieldname ## _LEN)
#define	SDCARD_CSD_V1_CSD_STRUCTURE_VER_OFFSET   0
#define	SDCARD_CSD_V1_CSD_STRUCTURE_VER_LEN   2
#define	SDCARD_CSD_V1_TAAC_OFFSET   8
#define	SDCARD_CSD_V1_TAAC_LEN   8
#define	SDCARD_CSD_V1_NSAC_OFFSET   16
#define	SDCARD_CSD_V1_NSAC_LEN   8
#define	SDCARD_CSD_V1_TRAN_SPEED_OFFSET   24
#define	SDCARD_CSD_V1_TRAN_SPEED_LEN   8
#define	SDCARD_CSD_V1_CCC_OFFSET   32
#define	SDCARD_CSD_V1_CCC_LEN   12
#define	SDCARD_CSD_V1_READ_BLOCK_LEN_OFFSET   44
#define	SDCARD_CSD_V1_READ_BLOCK_LEN_LEN   4
#define	SDCARD_CSD_V1_READ_BLOCK_PARTIAL_ALLOWED_OFFSET   48
#define	SDCARD_CSD_V1_READ_BLOCK_PARTIAL_ALLOWED_LEN   1
#define	SDCARD_CSD_V1_WRITE_BLOCK_MISALIGN_OFFSET   49
#define	SDCARD_CSD_V1_WRITE_BLOCK_MISALIGN_LEN   1
#define	SDCARD_CSD_V1_READ_BLOCK_MISALIGN_OFFSET   50
#define	SDCARD_CSD_V1_READ_BLOCK_MISALIGN_LEN   1
#define	SDCARD_CSD_V1_DSR_IMPLEMENTED_OFFSET   51
#define	SDCARD_CSD_V1_DSR_IMPLEMENTED_LEN   1
#define	SDCARD_CSD_V1_CSIZE_OFFSET   54
#define	SDCARD_CSD_V1_CSIZE_LEN   12
#define	SDCARD_CSD_V1_VDD_READ_CURR_MIN_OFFSET   66
#define	SDCARD_CSD_V1_VDD_READ_CURR_MIN_LEN   3
#define	SDCARD_CSD_V1_VDD_READ_CURR_MAX_OFFSET   69
#define	SDCARD_CSD_V1_VDD_READ_CURR_MAX_LEN   3
#define	SDCARD_CSD_V1_VDD_WRITE_CURR_MIN_OFFSET   72
#define	SDCARD_CSD_V1_VDD_WRITE_CURR_MIN_LEN   3
#define	SDCARD_CSD_V1_VDD_WRITE_CURR_MAX_OFFSET   75
#define	SDCARD_CSD_V1_VDD_WRITE_CURR_MAX_LEN   3
#define	SDCARD_CSD_V1_CSIZE_MULT_OFFSET   78
#define	SDCARD_CSD_V1_CSIZE_MULT_LEN   3
#define	SDCARD_CSD_V1_ERASE_SINGLE_BLOCK_ALLOWED_OFFSET   81
#define	SDCARD_CSD_V1_ERASE_SINGLE_BLOCK_ALLOWED_LEN   1
#define	SDCARD_CSD_V1_SECTOR_SIZE_OFFSET   82
#define	SDCARD_CSD_V1_SECTOR_SIZE_LEN   7
#define	SDCARD_CSD_V1_WRITE_PROTECT_GROUP_SIZE_OFFSET   89
#define	SDCARD_CSD_V1_WRITE_PROTECT_GROUP_SIZE_LEN   7
#define	SDCARD_CSD_V1_WRITE_PROTECT_GROUP_ENABLE_OFFSET   96
#define	SDCARD_CSD_V1_WRITE_PROTECT_GROUP_ENABLE_LEN   1
#define	SDCARD_CSD_V1_R2W_FACTOR_OFFSET   99
#define	SDCARD_CSD_V1_R2W_FACTOR_LEN   3
#define	SDCARD_CSD_V1_WRITE_BLOCK_LEN_OFFSET   102
#define	SDCARD_CSD_V1_WRITE_BLOCK_LEN_LEN   4
#define	SDCARD_CSD_V1_WRITE_BLOCK_PARTIAL_ALLOWED_OFFSET   106
#define	SDCARD_CSD_V1_WRITE_BLOCK_PARTIAL_ALLOWED_LEN   1
#define	SDCARD_CSD_V1_FILE_FORMAT_GROUP_OFFSET   112
#define	SDCARD_CSD_V1_FILE_FORMAT_GROUP_LEN   1
#define	SDCARD_CSD_V1_COPY_OFFSET   113
#define	SDCARD_CSD_V1_COPY_LEN   1
#define	SDCARD_CSD_V1_PERMANENT_WRITE_PROTECT_OFFSET   114
#define	SDCARD_CSD_V1_PERMANENT_WRITE_PROTECT_LEN   1
#define	SDCARD_CSD_V1_TEMPORARY_WRITE_PROTECT_OFFSET   115
#define	SDCARD_CSD_V1_TEMPORARY_WRITE_PROTECT_LEN   1
#define	SDCARD_CSD_V1_FILE_FORMAT_OFFSET   116
#define	SDCARD_CSD_V1_FILE_FORMAT_LEN   2
#define	SDCARD_CSD_V1_CRC_OFFSET   120
#define	SDCARD_CSD_V1_CRC_LEN   7
#define	SDCARD_CSD_V1_TRAILER_OFFSET   127
#define	SDCARD_CSD_V1_TRAILER_LEN   1
#define	SDCARD_CSD_V2_CSD_STRUCTURE_VER_OFFSET   0
#define	SDCARD_CSD_V2_CSD_STRUCTURE_VER_LEN   2
#define	SDCARD_CSD_V2_TAAC_OFFSET   8
#define	SDCARD_CSD_V2_TAAC_LEN   8
#define	SDCARD_CSD_V2_NSAC_OFFSET   16
#define	SDCARD_CSD_V2_NSAC_LEN   8
#define	SDCARD_CSD_V2_TRAN_SPEED_OFFSET   24
#define	SDCARD_CSD_V2_TRAN_SPEED_LEN   8
#define	SDCARD_CSD_V2_CCC_OFFSET   32
#define	SDCARD_CSD_V2_CCC_LEN   12
#define	SDCARD_CSD_V2_READ_BLOCK_LEN_OFFSET   44
#define	SDCARD_CSD_V2_READ_BLOCK_LEN_LEN   4
#define	SDCARD_CSD_V2_READ_BLOCK_PARTIAL_ALLOWED_OFFSET   48
#define	SDCARD_CSD_V2_READ_BLOCK_PARTIAL_ALLOWED_LEN   1
#define	SDCARD_CSD_V2_WRITE_BLOCK_MISALIGN_OFFSET   49
#define	SDCARD_CSD_V2_WRITE_BLOCK_MISALIGN_LEN   1
#define	SDCARD_CSD_V2_READ_BLOCK_MISALIGN_OFFSET   50
#define	SDCARD_CSD_V2_READ_BLOCK_MISALIGN_LEN   1
#define	SDCARD_CSD_V2_DSR_IMPLEMENTED_OFFSET   51
#define	SDCARD_CSD_V2_DSR_IMPLEMENTED_LEN   1
#define	SDCARD_CSD_V2_CSIZE_OFFSET   58
#define	SDCARD_CSD_V2_CSIZE_LEN   22
#define	SDCARD_CSD_V2_ERASE_SINGLE_BLOCK_ALLOWED_OFFSET   81
#define	SDCARD_CSD_V2_ERASE_SINGLE_BLOCK_ALLOWED_LEN   1
#define	SDCARD_CSD_V2_SECTOR_SIZE_OFFSET   82
#define	SDCARD_CSD_V2_SECTOR_SIZE_LEN   7
#define	SDCARD_CSD_V2_WRITE_PROTECT_GROUP_SIZE_OFFSET   89
#define	SDCARD_CSD_V2_WRITE_PROTECT_GROUP_SIZE_LEN   7
#define	SDCARD_CSD_V2_WRITE_PROTECT_GROUP_ENABLE_OFFSET   96
#define	SDCARD_CSD_V2_WRITE_PROTECT_GROUP_ENABLE_LEN   1
#define	SDCARD_CSD_V2_R2W_FACTOR_OFFSET   99
#define	SDCARD_CSD_V2_R2W_FACTOR_LEN   3
#define	SDCARD_CSD_V2_WRITE_BLOCK_LEN_OFFSET   102
#define	SDCARD_CSD_V2_WRITE_BLOCK_LEN_LEN   4
#define	SDCARD_CSD_V2_WRITE_BLOCK_PARTIAL_ALLOWED_OFFSET   106
#define	SDCARD_CSD_V2_WRITE_BLOCK_PARTIAL_ALLOWED_LEN   1
#define	SDCARD_CSD_V2_FILE_FORMAT_GROUP_OFFSET   112
#define	SDCARD_CSD_V2_FILE_FORMAT_GROUP_LEN   1
#define	SDCARD_CSD_V2_COPY_OFFSET   113
#define	SDCARD_CSD_V2_COPY_LEN   1
#define	SDCARD_CSD_V2_PERMANENT_WRITE_PROTECT_OFFSET   114
#define	SDCARD_CSD_V2_PERMANENT_WRITE_PROTECT_LEN   1
#define	SDCARD_CSD_V2_TEMPORARY_WRITE_PROTECT_OFFSET   115
#define	SDCARD_CSD_V2_TEMPORARY_WRITE_PROTECT_LEN   1
#define	SDCARD_CSD_V2_FILE_FORMAT_OFFSET   116
#define	SDCARD_CSD_V2_FILE_FORMAT_LEN   2
#define	SDCARD_CSD_V2_CRC_OFFSET   120
#define	SDCARD_CSD_V2_CRC_LEN   7
#define	SDCARD_CSD_V2_TRAILER_OFFSET   127
#define	SDCARD_CSD_V2_TRAILER_LEN   1
#define	SDCARD_SINGLE_BLOCK_READ_START_TOKEN   0xFE
#define	SDCARD_SINGLE_BLOCK_WRITE_START_TOKEN   0xFE
#define	SDCARD_MULTIPLE_BLOCK_WRITE_START_TOKEN   0xFC
#define	SDCARD_MULTIPLE_BLOCK_WRITE_STOP_TOKEN   0xFD
#define	SDCARD_BLOCK_SIZE   512
#define	SDCARD_R1_STATUS_BIT_IDLE   1
#define	SDCARD_R1_STATUS_BIT_ERASE_RESET   2
#define	SDCARD_R1_STATUS_BIT_ILLEGAL_COMMAND   4
#define	SDCARD_R1_STATUS_BIT_COM_CRC_ERROR   8
#define	SDCARD_R1_STATUS_BIT_ERASE_SEQUENCE_ERROR   16
#define	SDCARD_R1_STATUS_BIT_ADDRESS_ERROR   32
#define	SDCARD_R1_STATUS_BIT_PARAMETER_ERROR   64
#define	SDCARD_CSD_STRUCTURE_VERSION_1   0
#define	SDCARD_CSD_STRUCTURE_VERSION_2   1
#define	SDCARD_VOLTAGE_ACCEPTED_2_7_to_3_6   0x01
#define	SDCARD_VOLTAGE_ACCEPTED_LVR   0x02
#define	SDCARD_COMMAND_GO_IDLE_STATE   0
#define	SDCARD_COMMAND_SEND_OP_COND   1
#define	SDCARD_COMMAND_SEND_IF_COND   8
#define	SDCARD_COMMAND_SEND_CSD   9
#define	SDCARD_COMMAND_SEND_CID   10
#define	SDCARD_COMMAND_STOP_TRANSMISSION   12
#define	SDCARD_COMMAND_SEND_STATUS   13
#define	SDCARD_COMMAND_SET_BLOCKLEN   16
#define	SDCARD_COMMAND_READ_SINGLE_BLOCK   17
#define	SDCARD_COMMAND_READ_MULTIPLE_BLOCK   18
#define	SDCARD_COMMAND_WRITE_BLOCK   24
#define	SDCARD_COMMAND_WRITE_MULTIPLE_BLOCK   25
#define	SDCARD_COMMAND_APP_CMD   55
#define	SDCARD_COMMAND_READ_OCR   58
#define	SDCARD_ACOMMAND_SEND_OP_COND   41
#define	SDCARD_ACOMMAND_SET_WR_BLOCK_ERASE_COUNT   23
#define	SDCARD_TIMEOUT_READ_MSEC   100
#define	SDCARD_TIMEOUT_WRITE_MSEC   250

Typedefs
typedef struct sdcardCSD_t	sdcardCSD_t

Functions
uint32_t	readBitfield (uint8_t *buffer, unsigned bitIndex, unsigned bitLen)

Macro Definition Documentation

#define SDCARD_ACOMMAND_SEND_OP_COND   41

#define SDCARD_ACOMMAND_SET_WR_BLOCK_ERASE_COUNT   23

#define SDCARD_BLOCK_SIZE   512

#define SDCARD_COMMAND_APP_CMD   55

#define SDCARD_COMMAND_GO_IDLE_STATE   0

#define SDCARD_COMMAND_READ_MULTIPLE_BLOCK   18

#define SDCARD_COMMAND_READ_OCR   58

#define SDCARD_COMMAND_READ_SINGLE_BLOCK   17

#define SDCARD_COMMAND_SEND_CID   10

#define SDCARD_COMMAND_SEND_CSD   9

#define SDCARD_COMMAND_SEND_IF_COND   8

#define SDCARD_COMMAND_SEND_OP_COND   1

#define SDCARD_COMMAND_SEND_STATUS   13

#define SDCARD_COMMAND_SET_BLOCKLEN   16

#define SDCARD_COMMAND_STOP_TRANSMISSION   12

#define SDCARD_COMMAND_WRITE_BLOCK   24

#define SDCARD_COMMAND_WRITE_MULTIPLE_BLOCK   25

#define SDCARD_CSD_STRUCTURE_VERSION_1   0

#define SDCARD_CSD_STRUCTURE_VERSION_2   1

#define SDCARD_CSD_V1_CCC_LEN   12

#define SDCARD_CSD_V1_CCC_OFFSET   32

#define SDCARD_CSD_V1_COPY_LEN   1

#define SDCARD_CSD_V1_COPY_OFFSET   113

#define SDCARD_CSD_V1_CRC_LEN   7

#define SDCARD_CSD_V1_CRC_OFFSET   120

#define SDCARD_CSD_V1_CSD_STRUCTURE_VER_LEN   2

#define SDCARD_CSD_V1_CSD_STRUCTURE_VER_OFFSET   0

#define SDCARD_CSD_V1_CSIZE_LEN   12

#define SDCARD_CSD_V1_CSIZE_MULT_LEN   3

#define SDCARD_CSD_V1_CSIZE_MULT_OFFSET   78

#define SDCARD_CSD_V1_CSIZE_OFFSET   54

#define SDCARD_CSD_V1_DSR_IMPLEMENTED_LEN   1

#define SDCARD_CSD_V1_DSR_IMPLEMENTED_OFFSET   51

#define SDCARD_CSD_V1_ERASE_SINGLE_BLOCK_ALLOWED_LEN   1

#define SDCARD_CSD_V1_ERASE_SINGLE_BLOCK_ALLOWED_OFFSET   81

#define SDCARD_CSD_V1_FILE_FORMAT_GROUP_LEN   1

#define SDCARD_CSD_V1_FILE_FORMAT_GROUP_OFFSET   112

#define SDCARD_CSD_V1_FILE_FORMAT_LEN   2

#define SDCARD_CSD_V1_FILE_FORMAT_OFFSET   116

#define SDCARD_CSD_V1_NSAC_LEN   8

#define SDCARD_CSD_V1_NSAC_OFFSET   16

#define SDCARD_CSD_V1_PERMANENT_WRITE_PROTECT_LEN   1

#define SDCARD_CSD_V1_PERMANENT_WRITE_PROTECT_OFFSET   114

#define SDCARD_CSD_V1_R2W_FACTOR_LEN   3

#define SDCARD_CSD_V1_R2W_FACTOR_OFFSET   99

#define SDCARD_CSD_V1_READ_BLOCK_LEN_LEN   4

#define SDCARD_CSD_V1_READ_BLOCK_LEN_OFFSET   44

#define SDCARD_CSD_V1_READ_BLOCK_MISALIGN_LEN   1

#define SDCARD_CSD_V1_READ_BLOCK_MISALIGN_OFFSET   50

#define SDCARD_CSD_V1_READ_BLOCK_PARTIAL_ALLOWED_LEN   1

#define SDCARD_CSD_V1_READ_BLOCK_PARTIAL_ALLOWED_OFFSET   48

#define SDCARD_CSD_V1_SECTOR_SIZE_LEN   7

#define SDCARD_CSD_V1_SECTOR_SIZE_OFFSET   82

#define SDCARD_CSD_V1_TAAC_LEN   8

#define SDCARD_CSD_V1_TAAC_OFFSET   8

#define SDCARD_CSD_V1_TEMPORARY_WRITE_PROTECT_LEN   1

#define SDCARD_CSD_V1_TEMPORARY_WRITE_PROTECT_OFFSET   115

#define SDCARD_CSD_V1_TRAILER_LEN   1

#define SDCARD_CSD_V1_TRAILER_OFFSET   127

#define SDCARD_CSD_V1_TRAN_SPEED_LEN   8

#define SDCARD_CSD_V1_TRAN_SPEED_OFFSET   24

#define SDCARD_CSD_V1_VDD_READ_CURR_MAX_LEN   3

#define SDCARD_CSD_V1_VDD_READ_CURR_MAX_OFFSET   69

#define SDCARD_CSD_V1_VDD_READ_CURR_MIN_LEN   3

#define SDCARD_CSD_V1_VDD_READ_CURR_MIN_OFFSET   66

#define SDCARD_CSD_V1_VDD_WRITE_CURR_MAX_LEN   3

#define SDCARD_CSD_V1_VDD_WRITE_CURR_MAX_OFFSET   75

#define SDCARD_CSD_V1_VDD_WRITE_CURR_MIN_LEN   3

#define SDCARD_CSD_V1_VDD_WRITE_CURR_MIN_OFFSET   72

#define SDCARD_CSD_V1_WRITE_BLOCK_LEN_LEN   4

#define SDCARD_CSD_V1_WRITE_BLOCK_LEN_OFFSET   102

#define SDCARD_CSD_V1_WRITE_BLOCK_MISALIGN_LEN   1

#define SDCARD_CSD_V1_WRITE_BLOCK_MISALIGN_OFFSET   49

#define SDCARD_CSD_V1_WRITE_BLOCK_PARTIAL_ALLOWED_LEN   1

#define SDCARD_CSD_V1_WRITE_BLOCK_PARTIAL_ALLOWED_OFFSET   106

#define SDCARD_CSD_V1_WRITE_PROTECT_GROUP_ENABLE_LEN   1

#define SDCARD_CSD_V1_WRITE_PROTECT_GROUP_ENABLE_OFFSET   96

#define SDCARD_CSD_V1_WRITE_PROTECT_GROUP_SIZE_LEN   7

#define SDCARD_CSD_V1_WRITE_PROTECT_GROUP_SIZE_OFFSET   89

#define SDCARD_CSD_V2_CCC_LEN   12

#define SDCARD_CSD_V2_CCC_OFFSET   32

#define SDCARD_CSD_V2_COPY_LEN   1

#define SDCARD_CSD_V2_COPY_OFFSET   113

#define SDCARD_CSD_V2_CRC_LEN   7

#define SDCARD_CSD_V2_CRC_OFFSET   120

#define SDCARD_CSD_V2_CSD_STRUCTURE_VER_LEN   2

#define SDCARD_CSD_V2_CSD_STRUCTURE_VER_OFFSET   0

#define SDCARD_CSD_V2_CSIZE_LEN   22

#define SDCARD_CSD_V2_CSIZE_OFFSET   58

#define SDCARD_CSD_V2_DSR_IMPLEMENTED_LEN   1

#define SDCARD_CSD_V2_DSR_IMPLEMENTED_OFFSET   51

#define SDCARD_CSD_V2_ERASE_SINGLE_BLOCK_ALLOWED_LEN   1

#define SDCARD_CSD_V2_ERASE_SINGLE_BLOCK_ALLOWED_OFFSET   81

#define SDCARD_CSD_V2_FILE_FORMAT_GROUP_LEN   1

#define SDCARD_CSD_V2_FILE_FORMAT_GROUP_OFFSET   112

#define SDCARD_CSD_V2_FILE_FORMAT_LEN   2

#define SDCARD_CSD_V2_FILE_FORMAT_OFFSET   116

#define SDCARD_CSD_V2_NSAC_LEN   8

#define SDCARD_CSD_V2_NSAC_OFFSET   16

#define SDCARD_CSD_V2_PERMANENT_WRITE_PROTECT_LEN   1

#define SDCARD_CSD_V2_PERMANENT_WRITE_PROTECT_OFFSET   114

#define SDCARD_CSD_V2_R2W_FACTOR_LEN   3

#define SDCARD_CSD_V2_R2W_FACTOR_OFFSET   99

#define SDCARD_CSD_V2_READ_BLOCK_LEN_LEN   4

#define SDCARD_CSD_V2_READ_BLOCK_LEN_OFFSET   44

#define SDCARD_CSD_V2_READ_BLOCK_MISALIGN_LEN   1

#define SDCARD_CSD_V2_READ_BLOCK_MISALIGN_OFFSET   50

#define SDCARD_CSD_V2_READ_BLOCK_PARTIAL_ALLOWED_LEN   1

#define SDCARD_CSD_V2_READ_BLOCK_PARTIAL_ALLOWED_OFFSET   48

#define SDCARD_CSD_V2_SECTOR_SIZE_LEN   7

#define SDCARD_CSD_V2_SECTOR_SIZE_OFFSET   82

#define SDCARD_CSD_V2_TAAC_LEN   8

#define SDCARD_CSD_V2_TAAC_OFFSET   8

#define SDCARD_CSD_V2_TEMPORARY_WRITE_PROTECT_LEN   1

#define SDCARD_CSD_V2_TEMPORARY_WRITE_PROTECT_OFFSET   115

#define SDCARD_CSD_V2_TRAILER_LEN   1

#define SDCARD_CSD_V2_TRAILER_OFFSET   127

#define SDCARD_CSD_V2_TRAN_SPEED_LEN   8

#define SDCARD_CSD_V2_TRAN_SPEED_OFFSET   24

#define SDCARD_CSD_V2_WRITE_BLOCK_LEN_LEN   4

#define SDCARD_CSD_V2_WRITE_BLOCK_LEN_OFFSET   102

#define SDCARD_CSD_V2_WRITE_BLOCK_MISALIGN_LEN   1

#define SDCARD_CSD_V2_WRITE_BLOCK_MISALIGN_OFFSET   49

#define SDCARD_CSD_V2_WRITE_BLOCK_PARTIAL_ALLOWED_LEN   1

#define SDCARD_CSD_V2_WRITE_BLOCK_PARTIAL_ALLOWED_OFFSET   106

#define SDCARD_CSD_V2_WRITE_PROTECT_GROUP_ENABLE_LEN   1

#define SDCARD_CSD_V2_WRITE_PROTECT_GROUP_ENABLE_OFFSET   96

#define SDCARD_CSD_V2_WRITE_PROTECT_GROUP_SIZE_LEN   7

#define SDCARD_CSD_V2_WRITE_PROTECT_GROUP_SIZE_OFFSET   89

#define SDCARD_GET_CSD_FIELD	(		csd,
			version,
			fieldname
	)		readBitfield(csd.data, SDCARD_CSD_V ## version ## _ ## fieldname ## _OFFSET, SDCARD_CSD_V ## version ## _ ## fieldname ## _LEN)

#define SDCARD_MULTIPLE_BLOCK_WRITE_START_TOKEN   0xFC

#define SDCARD_MULTIPLE_BLOCK_WRITE_STOP_TOKEN   0xFD

#define SDCARD_R1_STATUS_BIT_ADDRESS_ERROR   32

#define SDCARD_R1_STATUS_BIT_COM_CRC_ERROR   8

#define SDCARD_R1_STATUS_BIT_ERASE_RESET   2

#define SDCARD_R1_STATUS_BIT_ERASE_SEQUENCE_ERROR   16

#define SDCARD_R1_STATUS_BIT_IDLE   1

#define SDCARD_R1_STATUS_BIT_ILLEGAL_COMMAND   4

#define SDCARD_R1_STATUS_BIT_PARAMETER_ERROR   64

#define SDCARD_SINGLE_BLOCK_READ_START_TOKEN   0xFE

#define SDCARD_SINGLE_BLOCK_WRITE_START_TOKEN   0xFE

#define SDCARD_TIMEOUT_READ_MSEC   100

#define SDCARD_TIMEOUT_WRITE_MSEC   250

#define SDCARD_VOLTAGE_ACCEPTED_2_7_to_3_6   0x01

#define SDCARD_VOLTAGE_ACCEPTED_LVR   0x02

Typedef Documentation

typedef struct sdcardCSD_t sdcardCSD_t

Function Documentation

uint32_t readBitfield	(	uint8_t *	buffer,
		unsigned	bitIndex,
		unsigned	bitLen
	)

Read a bitfield from an array of bits (the bit at index 0 being the most-significant bit of the first byte in the buffer).