#include <avr/io.h>
#include "diskio.h"

Defines
#define	CMD0 (0x40+0)
#define	CMD1 (0x40+1)
#define	ACMD41 (0xC0+41)
#define	CMD8 (0x40+8)
#define	CMD9 (0x40+9)
#define	CMD10 (0x40+10)
#define	CMD12 (0x40+12)
#define	ACMD13 (0xC0+13)
#define	CMD16 (0x40+16)
#define	CMD17 (0x40+17)
#define	CMD18 (0x40+18)
#define	CMD23 (0x40+23)
#define	ACMD23 (0xC0+23)
#define	CMD24 (0x40+24)
#define	CMD25 (0x40+25)
#define	CMD55 (0x40+55)
#define	CMD58 (0x40+58)
#define	SELECT() PORTB &= ~(1<<SD_CS)
#define	DESELECT() PORTB \|= (1<<SD_CS)
#define	FCLK_SLOW()
#define	FCLK_FAST()
#define	xmit_spi(dat) SPDR=(dat); loop_until_bit_is_set(SPSR,SPIF)
#define	rcvr_spi_m(dst) SPDR=0xFF; loop_until_bit_is_set(SPSR,SPIF); *(dst)=SPDR
Functions
DSTATUS	disk_initialize (BYTE drv)
DSTATUS	disk_status (BYTE drv)
DRESULT	disk_read (BYTE drv, BYTE *buff, DWORD sector, BYTE count)
DRESULT	disk_write (BYTE drv, const BYTE *buff, DWORD sector, BYTE count)
DRESULT	disk_ioctl (BYTE drv, BYTE ctrl, void *buff)
void	disk_timerproc (void)

Define Documentation

#define ACMD13 (0xC0+13)

#define ACMD23 (0xC0+23)

#define ACMD41 (0xC0+41)

#define CMD0 (0x40+0)

#define CMD1 (0x40+1)

#define CMD10 (0x40+10)

#define CMD12 (0x40+12)

#define CMD16 (0x40+16)

#define CMD17 (0x40+17)

#define CMD18 (0x40+18)

#define CMD23 (0x40+23)

#define CMD24 (0x40+24)

#define CMD25 (0x40+25)

#define CMD55 (0x40+55)

#define CMD58 (0x40+58)

#define CMD8 (0x40+8)

#define CMD9 (0x40+9)

#define DESELECT ( ) PORTB |= (1<<SD_CS)

#define FCLK_FAST ( )

#define FCLK_SLOW ( )

#define rcvr_spi_m ( dst ) SPDR=0xFF; loop_until_bit_is_set(SPSR,SPIF); *(dst)=SPDR

#define SELECT ( ) PORTB &= ~(1<<SD_CS)

#define xmit_spi ( dat ) SPDR=(dat); loop_until_bit_is_set(SPSR,SPIF)

Function Documentation

DSTATUS disk_initialize ( BYTE drv )

DSTATUS disk_status ( BYTE drv )

void disk_timerproc ( void )