HB288032MM1 Datasheet, PDF (55/80 Pages) Hitachi Semiconductor – MultiMediaCard 32 MByte

HB288032MM1
Commands and Arguments
CMD index SPI mode Argument
Resp Abbreviation
Command description
CMD0
Yes
None
R1 GO_IDLE_STATE resets the MultiMediaCard
CMD1
Yes
None
R1 SEND_OP_COND Activates the card’s initialization
process.
CMD2
No
CMD3
No
CMD4
No
CMD5
reversed
CMD6
reversed
CMD7
No
CMD8
reversed
CMD9
Yes
None
R1 SEND_CSD
asks the selected card to send its
card-specific data (CSD)
CMD10 Yes
None
R1 SEND_CID
asks the selected card to send its
card identification (CID)
CMD11 No
CMD12 No
CMD13 Yes
None
R2 SEND_STATUS asks the selected card to send its
status register.
CMD14 reversed
CMD15 No
CMD16 Yes
[31:0] block length R1
SET_BLOCKLEN selects a block length (in bytes) for
all following block commands (read
and write).*¹
CMD17 Yes
[31:0] data
address
R1 READ_SINGLE_ reads a block of the size selected by
BLOCK
the SET_BLOCKLEN command.*²
CMD18 No
CMD19 reversed
CMD20 No
CMD21... reversed
CMD23
55