Definition in file mmc.h.
#include "global.h"
Go to the source code of this file.
Defines | |
#define | MMC_GO_IDLE_STATE 0 |
initialize card to SPI-type access | |
#define | MMC_SEND_OP_COND 1 |
set card operational mode | |
#define | MMC_SEND_CSD 9 |
get card's CSD | |
#define | MMC_SEND_CID 10 |
get card's CID | |
#define | MMC_SEND_STATUS 13 |
#define | MMC_SET_BLOCKLEN 16 |
Set number of bytes to transfer per block. | |
#define | MMC_READ_SINGLE_BLOCK 17 |
read a block | |
#define | MMC_WRITE_BLOCK 24 |
write a block | |
#define | MMC_PROGRAM_CSD 27 |
#define | MMC_SET_WRITE_PROT 28 |
#define | MMC_CLR_WRITE_PROT 29 |
#define | MMC_SEND_WRITE_PROT 30 |
#define | MMC_TAG_SECTOR_START 32 |
#define | MMC_TAG_SECTOR_END 33 |
#define | MMC_UNTAG_SECTOR 34 |
#define | MMC_TAG_ERASE_GROUP_START 35 |
Sets beginning of erase group (mass erase). | |
#define | MMC_TAG_ERARE_GROUP_END 36 |
Sets end of erase group (mass erase). | |
#define | MMC_UNTAG_ERASE_GROUP 37 |
Untag (unset) erase group (mass erase). | |
#define | MMC_ERASE 38 |
Perform block/mass erase. | |
#define | MMC_CRC_ON_OFF 59 |
Turns CRC check on/off. | |
#define | MMC_R1_BUSY 0x80 |
R1 response: bit indicates card is busy. | |
#define | MMC_R1_PARAMETER 0x40 |
#define | MMC_R1_ADDRESS 0x20 |
#define | MMC_R1_ERASE_SEQ 0x10 |
#define | MMC_R1_COM_CRC 0x08 |
#define | MMC_R1_ILLEGAL_COM 0x04 |
#define | MMC_R1_ERASE_RESET 0x02 |
#define | MMC_R1_IDLE_STATE 0x01 |
#define | MMC_STARTBLOCK_READ 0xFE |
when received from card, indicates that a block of data will follow | |
#define | MMC_STARTBLOCK_WRITE 0xFE |
when sent to card, indicates that a block of data will follow | |
#define | MMC_STARTBLOCK_MWRITE 0xFC |
#define | MMC_STOPTRAN_WRITE 0xFD |
#define | MMC_DE_MASK 0x1F |
#define | MMC_DE_ERROR 0x01 |
#define | MMC_DE_CC_ERROR 0x02 |
#define | MMC_DE_ECC_FAIL 0x04 |
#define | MMC_DE_OUT_OF_RANGE 0x04 |
#define | MMC_DE_CARD_LOCKED 0x04 |
#define | MMC_DR_MASK 0x1F |
#define | MMC_DR_ACCEPT 0x05 |
#define | MMC_DR_REJECT_CRC 0x0B |
#define | MMC_DR_REJECT_WRITE_ERROR 0x0D |
Functions | |
void | mmcInit (void) |
u08 | mmcReset (void) |
u08 | mmcSendCommand (u08 cmd, u32 arg) |
u08 | mmcRead (u32 sector, u08 *buffer) |
u08 | mmcWrite (u32 sector, u08 *buffer) |
u08 | mmcCommand (u08 cmd, u32 arg) |