SCSI Description
3-20
Quantum DLT 8000 Tape System
Information Transfer Direction
True I/O Signal: from drive to initiator
False I/O Signal: from initiator to drive
Table 3–5 Information Transfer Phases
MSG
Signal
C/D
I/O
Phase Name
Direction of Transfer/ Definition
0
0
0
DATA OUT
Initiator to drive.
Allows the drive to request that data be
sent from the initiator to the drive.
0
0
1
DATA IN
Drive to initiator.
Allows the drive to send data to the
initiator.
0
1
0
COMMAND
Initiator to drive.
Allows the drive to request a command
from the initiator.
0
1
1
STATUS
Drive to initiator.
Allows the drive to send status
information be sent from the drive to
the initiator.
1
1
0
MESSAGE OUT
Initiator to drive.
Allows the drive to request that
message(s) be sent from the initiator to
the drive; the drive invokes this phase in
response to the attention condition
created by the initiator.
The drive handshakes byte(s) until the
ATN signal is negated, except when
rejecting a message.
See 3.5.5.4
Message Out — Additional
Conditions.
1
1
1
MESSAGE IN
Drive to initiator.
Allows the drive to send message(s) to
the initiator.
Summary of Contents for DLTtape DLT 8000
Page 1: ...DLTTM 8000 Tape System Product Manual Nov 10 2003 81 60118 06...
Page 5: ...USER MANUAL STATEMENTS FOR CLASS B EQUIPMENT continued...
Page 6: ......
Page 26: ...Table of Contents xxiv Quantum DLT 8000 Tape System...
Page 36: ...About This Manual Quantum DLT 8000 Tape System xxxii...
Page 54: ...General Description and Specifications 1 18 Quantum DLT 8000 Tape System...
Page 102: ......
Page 372: ......
Page 376: ...Appendix A Definition of Vendor Unique Sense Data Information A 4 Quantum DLT 8000 Tape System...
Page 386: ...Appendix C Updating the Firmware C 6 Quantum DLT 8000 Tape System...
Page 396: ...Appendix E Visual Inspection Procedure for DLTtape Cartridges E 8 Quantum DLT 8000 Tape System...
Page 406: ...Appendix G DLT 7000 Emulation Feature G 8 Quantum DLT 8000 Tape System...
Page 407: ......