Zephyr API Documentation 4.0.0-rc2
A Scalable Open Source RTOS
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mmc_ext_csd Struct Reference

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: