Detailed Description

eMMC device properties

Data Fields
uint32_t	ocr

uint32_t	rca

uint16_t	maxReadBlockLen

uint16_t	maxWriteBlockLen

char	manuDate [9]

uint8_t	manuID

char	productName [7]

uint8_t	specVersion

uint32_t	blockCount

uint8_t	transferSpeed

uint8_t	supportedModes

uint8_t	eStrobeSupport

uint8_t	driveStrength

bool	isHC

Field Documentation

◆ ocr

uint32_t MMCSD_EmmcDeviceData::ocr

Operating conditions register Value

◆ rca

uint32_t MMCSD_EmmcDeviceData::rca

Relative card address

◆ maxReadBlockLen

uint16_t MMCSD_EmmcDeviceData::maxReadBlockLen

Maximum supported block length for read

◆ maxWriteBlockLen

uint16_t MMCSD_EmmcDeviceData::maxWriteBlockLen

Maximum supported block length for write

◆ manuDate

char MMCSD_EmmcDeviceData::manuDate[9]

ASCII string with the date of manufacture

◆ manuID

uint8_t MMCSD_EmmcDeviceData::manuID

Card manufacturer ID

◆ productName

char MMCSD_EmmcDeviceData::productName[7]

Product name

◆ specVersion

uint8_t MMCSD_EmmcDeviceData::specVersion

eMMC specification version

◆ blockCount

uint32_t MMCSD_EmmcDeviceData::blockCount

Number of blocks in the eMMC

◆ transferSpeed

uint8_t MMCSD_EmmcDeviceData::transferSpeed

Transfer speed in code - Freq Unit x Mult Factor

◆ supportedModes

uint8_t MMCSD_EmmcDeviceData::supportedModes

Supported speed modes by the device - HS200, HS400 etc

◆ eStrobeSupport

uint8_t MMCSD_EmmcDeviceData::eStrobeSupport

Support of enhanced strobe

◆ driveStrength

uint8_t MMCSD_EmmcDeviceData::driveStrength

Drive strength of the device

◆ isHC

bool MMCSD_EmmcDeviceData::isHC

Card whether high Capacity or not