Hitachi ULTRASTAR 15K450 HUS154530VLF400 - Manual (Page 307)

Hitachi Ultrastar 15K450 (FC-AL) Hard Disk Drive Specification
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19.58 WRITE AND VERIFY (32) - (7F/0C)
Table 245: Write and Verify (32) - (7F/0C)
The WRITE AND VERIFY command requests that the drive write the data transferred from the initiator to disk and then ver-
ify that the data is correctly written.
If the RTO_EN bit is set to zero in the READ CAPACITY (16) parameter data, Check Condition status will be returned with
sense key of Illegal Request and additional sense code of Invalid Command Operation Code. If RTO_EN is one, this com-
mand will be processed normally.
Byte
Bit
7 6 5 4 3 2 1 0
0 Command Code = 7Fh
1 VU = 0 Reserved = 0 FLAG LINK
2 - 5 Reserved = 0
6 Reserved = 0 Group Number = 0
7 Additional CDB Length = 18h
8 - 9 Service Action = 000Ch
10 WRPROTECT DPO Reserved = 0
ByteCh
k
Reserv
ed=0
11 Reserved = 0
12 - 19
(MSB)
Logical Block Address
(LSB)
20 - 23
(MSB)
Expected Initial Logical Block Reference Tag
(LSB)
24 - 25
(MSB)
Expected Logical Block Application
(LSB)
26 - 27
(MSB)
Logical Block Application Tag Mask
(LSB)
28 - 31
(MSB)
Transfer Length
(LSB)