
SCSI-2 Drive Command Set
Write (Group 5) Command (AAH)
Chapter 2 2-131
SCSI-2 Drive Commands
Write (Group 5) Command (AAH)
This command writes data starting at the specified logical block address.
NOTE The Mode Select Commands (15H, 55H) impact read, write, format, and
erase commands.
NOTE For Write-Once media, Byte 11, Bit 7 and Bit 6 are reserved (0).
DPO A Disable Page Out bit of 1 instructs the target not to
store the data in the cache after it has been transferred
to the media.
A DPO bit of 0 instructs the target to store the data in
the cache after it has been transferred to the media.
. This bit is ignored
Table 2-123 Write (Group 5) Command CDB
Byte 7 6 5 4 3 2 1 0
0 Operation Code (AAH)
1 Logical Unit Number
(0)
DPO FUA EBP Rsvd
(0)
RelAdr
2 Logical Block Address (MSByte)
3-4 Logical Block Address
5 Logical Block Address (LSByte)
6 Transfer Length (MSByte)
7-8 Transfer Length
9 Transfer Length (LSByte)
10 Reserved (0)
11 PBA ErsCntl Reserved (0) Flag Link
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