HP Surestore 160ex Optical Drive and Library SCSI-2 Command Reference - Page 165
Read (Group 5) Command (A8H),
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SCSI-2 Drive Command Set Read (Group 5) Command (A8H) NOTE Table 2-122 Read (Group 5) Command (A8H) This command reads data from the specified logical block address. The Mode Select Commands (15H, 55H) impact read, write, format, and erase commands. Read (Group 5) Command CDB Byte 7 6 5 4 3 2 1 0 0 Operation Code (A8H) 1 Logical Unit Number DPO FUA Reserved (0) RelAdr (0) 2 Logical Block Address (MSByte) 3 Logical Block Address 4 Logical Block Address 5 Logical Block Address (LSByte) 6 Transfer Length (MSByte) 7 Transfer Length 8 Transfer Length 9 Transfer Length (LSByte) 10 Reserved (0) 11 PBA Reserved (0) Flag Link 2-128 Chapter 2
SCSI-2 Drive Command Set
Read (Group 5) Command (A8H)
Chapter 2
2-128
Read (Group 5) Command (A8H)
This command reads data from the specified logical block address.
NOTE
The Mode Select Commands (15H, 55H) impact read, write, format, and
erase commands.
Table 2-122
Read (Group 5) Command CDB
Byte
7
6
5
4
3
2
1
0
0
Operation Code (A8H)
1
Logical Unit Number
(0)
DPO
FUA
Reserved (0)
RelAdr
2
Logical Block Address (MSByte)
3
Logical Block Address
4
Logical Block Address
5
Logical Block Address (LSByte)
6
Transfer Length (MSByte)
7
Transfer Length
8
Transfer Length
9
Transfer Length (LSByte)
10
Reserved (0)
11
PBA
Reserved (0)
Flag
Link