
SCSI-2 Drive Command Set
Erase (Group 5) Command (ACH)
Chapter 22-134
Erase (Group 5) Command (ACH)
This command erases data from the specified logical block address. This
command can only be used with rewritable disks.
NOTE The Mode Select Commands (15H, 55H) impact read, write, format, and
erase commands.
Table 2-124 Erase (Group 5) Command CDB
Byte 7 6 5 4 3 2 1 0
0 Operation Code (ACH)
1 Logical Unit Number
(0)
Reserved (0) ERA Rsvd
(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
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