C
const rom typMMC_CMD sdmmc_cmdtable[] = const typMMC_CMD sdmmc_cmdtable[] = { {cmdGO_IDLE_STATE, 0x95, R1, NODATA}, {cmdSEND_OP_COND, 0xF9, R1, NODATA}, {cmdSEND_CSD, 0xAF, R1, MOREDATA}, {cmdSEND_CID, 0x1B, R1, MOREDATA}, {cmdSTOP_TRANSMISSION, 0xC3, R1, NODATA}, {cmdSEND_STATUS, 0xAF, R2, NODATA}, {cmdSET_BLOCKLEN, 0xFF, R1, NODATA}, {cmdREAD_SINGLE_BLOCK, 0xFF, R1, MOREDATA}, {cmdREAD_MULTI_BLOCK, 0xFF, R1, MOREDATA}, {cmdWRITE_SINGLE_BLOCK, 0xFF, R1, MOREDATA}, {cmdWRITE_MULTI_BLOCK, 0xFF, R1, MOREDATA}, {cmdTAG_SECTOR_START, 0xFF, R1, NODATA}, {cmdTAG_SECTOR_END, 0xFF, R1, NODATA}, {cmdERASE, 0xDF, R1b, NODATA}, {cmdAPP_CMD, 0x73, R1, NODATA}, {cmdREAD_OCR, 0x25, R3, NODATA}, {cmdCRC_ON_OFF, 0x25, R1, NODATA} };
Description
The sdmmc_cmdtable contains an array of SD card commands, the corresponding CRC code, the response type that the card will return, and a parameter indicating whether to expect additional data from the card.