User's Manual

Chapter 5 SCSI Interface
Page 40 STT20000A Product Manual
M = Mandatory Command O = Optional Command
V = Vendor Unique Command
ANSI X3.T92 conformance statement (SCSI-2)
SCSI-2 general features
• Disconnect/reconnect, arbitration (required in SCSI-2).
• Single-ended drivers.
• Termination power supplied to cable (jumper option).
• Supports both single and multi-initiator systems.
• Fixed and variable block transfer lengths.
• Hard reset.
• Synchronous data transfers
• Parity implemented (jumper option).
• Space blocks, filemarks, sequential filemarks, and EOD.
• Supports third-party reservation.
• Log Sense and Log Select for managing soft errors reporting.
SCSI-2 commands
Change Definition Receive Diagnostic Results
Erase Release Unit
Inquiry Request Block Address
Load/Unload Request Sense
Locate Reserve Unit
Log Select Rewind
Log Sense Seek Block
Mode Select Send Diagnostic
Mode Sense Space
Partition Test Unit Ready
Prevent/Allow Media
Removal
Verify
Read Write