Detailed Description

SD device properties.

Data Fields
uint32_t	ocr

uint32_t	rca

uint16_t	maxReadBlockLen

uint16_t	maxWriteBlockLen

char	manuDate [9]

uint8_t	manuID

char	productName [6]

uint8_t	specVersion

uint32_t	blockCount

uint8_t	transferSpeed

uint32_t	isCmd23

uint32_t	supportedDataWidths

bool	isHC

Field Documentation

◆ ocr

uint32_t MMCSD_SdDeviceData::ocr

Operating conditions register

◆ rca

uint32_t MMCSD_SdDeviceData::rca

Relative card address register

◆ maxReadBlockLen

uint16_t MMCSD_SdDeviceData::maxReadBlockLen

Maximum supported block length for read

◆ maxWriteBlockLen

uint16_t MMCSD_SdDeviceData::maxWriteBlockLen

Maximum supported block length for write

◆ manuDate

char MMCSD_SdDeviceData::manuDate[9]

ASCII string with the date of manufacture

◆ manuID

uint8_t MMCSD_SdDeviceData::manuID

Card manufacturer ID

◆ productName

char MMCSD_SdDeviceData::productName[6]

Product name

◆ specVersion

uint8_t MMCSD_SdDeviceData::specVersion

SD card specification version

◆ blockCount

uint32_t MMCSD_SdDeviceData::blockCount

Number of blocks in the SD

◆ transferSpeed

uint8_t MMCSD_SdDeviceData::transferSpeed

Transfer speed in code - Freq Unit x Mult Factor

◆ isCmd23

uint32_t MMCSD_SdDeviceData::isCmd23

CMD23 support

◆ supportedDataWidths

uint32_t MMCSD_SdDeviceData::supportedDataWidths

Supported data widths by the device

◆ isHC

bool MMCSD_SdDeviceData::isHC

Card whether high Capacity or not