MMC extended card specific data register. More...

#include <sd_spec.h>

Data Fields
uint32_t	sec_count
	Sector Count [215:212] >

uint8_t	bus_width
	Bus Width Mode [183] >

enum mmc_timing_mode	hs_timing
	High Speed Timing Mode [185] >

struct mmc_device_type	device_type
	Device Type [196] >

enum mmc_ext_csd_rev	rev
	Extended CSD Revision [192] >

uint8_t	power_class
	Selected power class [187]>

uint8_t	mmc_driver_strengths
	Driver strengths [197] >

uint8_t	pwr_class_200MHZ_VCCQ195
	Power class information for HS200 at VCC!=1.95V [237] >

uint8_t	pwr_class_HS400
	Power class information for HS400 [253] >

uint32_t	cache_size
	Size of eMMC cache [252:249]>

Detailed Description

MMC extended card specific data register.

Extended card specific data register. Contains additional additional data about MMC card.

Field Documentation

◆ bus_width

uint8_t mmc_ext_csd::bus_width

Bus Width Mode [183] >

◆ cache_size

uint32_t mmc_ext_csd::cache_size

Size of eMMC cache [252:249]>

◆ device_type

struct mmc_device_type mmc_ext_csd::device_type

Device Type [196] >

◆ hs_timing

enum mmc_timing_mode mmc_ext_csd::hs_timing

High Speed Timing Mode [185] >

◆ mmc_driver_strengths

uint8_t mmc_ext_csd::mmc_driver_strengths

Driver strengths [197] >

◆ power_class

uint8_t mmc_ext_csd::power_class

Selected power class [187]>

◆ pwr_class_200MHZ_VCCQ195

uint8_t mmc_ext_csd::pwr_class_200MHZ_VCCQ195

Power class information for HS200 at VCC!=1.95V [237] >

◆ pwr_class_HS400

uint8_t mmc_ext_csd::pwr_class_HS400

Power class information for HS400 [253] >

◆ rev

enum mmc_ext_csd_rev mmc_ext_csd::rev

Extended CSD Revision [192] >

◆ sec_count

uint32_t mmc_ext_csd::sec_count

Sector Count [215:212] >

The documentation for this struct was generated from the following file:

include/zephyr/sd/sd_spec.h

Data Fields