24. Multimedia Card Interface (MMCIF)
Rev.1.00 Jan. 10, 2008 Page 1201 of 1658
REJ09B0261-0100
CMD CMDTYR RSPTYR
INDEX Abbreviation resp 6 5 4 3 2 [1:0] 6 5 4 [2:0]
CMD32*1 TAG_SECTOR_START R1 00 *4 100
CMD33*1 TAG_SECTOR_END R1 00 *4 100
CMD34*1 UNTAG_SECTOR R1 00 *4 100
CMD35 TAG_ERASE_GROUP_
START
R1 00 *4 100
CMD36 TAG_ERASE_GROUP_END R1 00 *4 100
CMD37*1 UNTAG_ERASE_GROUP R1 00 *4 100
CMD38 ERASE R1b 00 1 *4 100
CMD39 FAST_IO R4 00 *4 100
CMD40 GO_IRQ_STATE R5 00 *4 100
CMD42 LOCK_UNLOCK R1b 10 1 *4 100
CMD55 APP_CMD R1 00 *4 100
CMD56 GEN_CMD R1b *5 1 *4 100
Notes: A blank: Means value 0.
1. These commands are not supported by MMCA Ver3.1 and later cards.
2. Set bits TY6 and TY2 = B'10 when the number of blocks for transfer is set in advance.
Set bits TY6 and TY2 = B'01 when the number of blocks for transfer is not set.
3. Set this bit when executing multiple-block transfer with use of secure MMC.
4. Set this bit to 1 when checking CRC of a command response.
5. Set these bits to B'01 when reading and B'10 when writing.
6. This command was newly added in MMCA Ver.3.1.