SD Card driver context. More...

Detailed Description

SD Card driver context.

Definition at line 41 of file sdhc.h.

#include <sdhc.h>

Data Fields
Sdhc *	dev
	SDHC instance

gpio_t	cd
	Card detect pin

gpio_t	wp
	Write Protect pin

mutex_t	lock
	Ensure thread-safe access

mutex_t	sync
	ISR mutex

uint32_t	sectors
	Capacity in bytes

uint32_t	clock
	Accepted Cloc Rate in Hz

uint16_t	rca
	Relative Card Address

uint16_t	error
	Last error state

uint8_t	type
	Type of Card

uint8_t	version
	Version of Card

uint8_t	bus_width
	Acceptable Bus Width (1 or 4)

bool	high_speed
	Turbo mode

bool	need_init
	Card installed but not initialized if true.

Field Documentation

◆ bus_width

uint8_t sdhc_state_t::bus_width

Acceptable Bus Width (1 or 4)

Definition at line 53 of file sdhc.h.

◆ cd

gpio_t sdhc_state_t::cd

Card detect pin

Definition at line 43 of file sdhc.h.

◆ clock

uint32_t sdhc_state_t::clock

Accepted Cloc Rate in Hz

Definition at line 48 of file sdhc.h.

◆ dev

Sdhc* sdhc_state_t::dev

SDHC instance

Definition at line 42 of file sdhc.h.

◆ error

uint16_t sdhc_state_t::error

Last error state

Definition at line 50 of file sdhc.h.

◆ high_speed

bool sdhc_state_t::high_speed

Turbo mode

Definition at line 54 of file sdhc.h.

◆ lock

mutex_t sdhc_state_t::lock

Ensure thread-safe access

Definition at line 45 of file sdhc.h.

◆ need_init

bool sdhc_state_t::need_init

Card installed but not initialized if true.

Definition at line 55 of file sdhc.h.

◆ rca

uint16_t sdhc_state_t::rca

Relative Card Address

Definition at line 49 of file sdhc.h.

◆ sectors

uint32_t sdhc_state_t::sectors

Capacity in bytes

Definition at line 47 of file sdhc.h.

◆ sync

mutex_t sdhc_state_t::sync

ISR mutex

Definition at line 46 of file sdhc.h.

◆ type

uint8_t sdhc_state_t::type

Type of Card

Definition at line 51 of file sdhc.h.

◆ version

uint8_t sdhc_state_t::version

Version of Card

Definition at line 52 of file sdhc.h.

◆ wp

gpio_t sdhc_state_t::wp

Write Protect pin

Definition at line 44 of file sdhc.h.

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

cpu/sam0_common/include/sdhc.h