Seek Extended Command (2Bh) - Seagate Ultra160 Product Manual

SCSI Interface Product Manual, Rev. B
8.46

SEEK EXTENDED command (2Bh)

The SEEK EXTENDED command requests that the drive seek to the specified LOGICAL BLOCK ADDRESS.
This command is implemented with the drive specific parameters listed in Table 231.
Table 231: SEEK EXTENDED command (2Bh)
Bit 7
Byte
0 0
0
1
LOGICAL UNIT NUMBER [1]
2 LOGICAL BLOCK ADDRESS (MSB) [2]
3 LOGICAL BLOCK ADDRESS [2]
4 LOGICAL BLOCK ADDRESS [2]
5 LOGICAL BLOCK ADDRESS (LSB) [2]
6 0
7 0
8 0
9 CONTROL [3]
[1] The LOGICAL UNIT NUMBER must be zero.
[2] This command operates the same as the SEEK command (Section 8.45) except that a four byte LOGI-
CAL BLOCK ADDRESS is specified.
[3] See Table 61, "CONTROL field," in Section 7.2.1.
6 5
0 1
0 0
0 0
0 0
0 0
4 3
0 1
0 0
0 0
0 0
0 0
2 1
0 1
0 0
0 0
0 0
0 0
301
0
1
0
0
0
0