User's Manual

Chapter 5 SCSI Interface
Page 38 STT20000A Product Manual
SCSI-2 message codes
Code Description Direction
*
00h
Command Complete In
02h
Save Data Pointer In
04h
Disconnect In
05h
Initiator Detected Error Out
06h
Abort Out
07h
Message Reject In/Out
08h
No Operation Out
09h
Message Parity Error Out
0Ah
Linked Command Complete In
0Bh
Linked Command Complete with Flag In
0Ch
Bus Device Reset Out
80h
Identify (When sent by host, disables
Disconnect/Reconnect)
In/Out
C0h
Identify (Enable
Disconnect/Reconnect)
In/Out
01h
**
Extended Message In/Out
*
Direction: In = Drive to host; Out = Host to Drive.
**
Supports only one extended message: SYNCHRONOUS DATA TRANSFER
REQUEST.
SCSI-2 commands
Code Type Command
00h
M TEST UNIT READY
01h
M REWIND
02h
V REQUEST BLOCK ADDRESS
03h
M REQUEST SENSE
05h
M READ BLOCK LIMITS