HB28B064MM2 RENESAS [Renesas Technology Corp], HB28B064MM2 Datasheet - Page 31

• Manufacturer Part Number: HB28B064MM2
• Description: MultiMediaCard 16 MByte/32 MByte/64 MByte/128 MByte
• Manufacturer: RENESAS [Renesas Technology Corp]

Block-Oriented Write Commands (class 4)
CMD
index
CMD24 adtc
CMD25 adtc
CMD26 adtc
CMD27 adtc
Note:
1. The data transferred must not cross a physical block boundary unless WRITE_BLK_MISALIGN
Type Argument
is set in the CSD. These Hitachi MultiMediaCards do not support write block operations with
bondary crossing (WRITE_BLK_MISALIGN = ‘0’), so the data transferred must not cross a
physical block boundary.
[31:0] data
address
[31:0] data
address
[31:0] stuff bits
[31:0] stuff bits
Resp
R1
R1
R1
R1
Abbreviation
WRITE_BLOCK
WRITE_MULTIPLE
_ BLOCK
PROGRAM_CID
PROGRAM_CSD
HB28H016/D032/B064/B128MM2
Command description
Write a block. The write-block-length
of the Hitachi MultiMediaCard is
permanently assigned to the value 512
bytes.*
Continuously writes blocks of data until
a STOP_TRANSMISSION follows.
Programming of the card identification
register. This command is only done
once per MultiMediaCard card. The
card has some hardware to prevent
this operation after the first
programming. Normally this command
is reserved for the manufacturer. The
CID register is programmed at the
manufacture.
Programming of the programmable bits
of the CSD.
Rev.5.0, Jan. 2003, page 29 of 88
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