Messages
4-4
Quantum DLT 8000 Tape System
Bit
Byte
7
6
5
4
3
2
1
0
0
Extended Message (01h)
1
Extended Message Length
2
Extended Message Code
3
to
n - 1
Extended Message Arguments
Figure 4–1 Extended Message — Data Format
Table 4–3 Extended Message — Field Description
Field
Description
Extended Message Length
This field specifies the length, in bytes, of the Extended
Message Code plus the Extended Message Arguments that
follow. Therefore, the total length of the message is equal to
the Extended Message Length plus 2.
A value of 0 for the Extended Message Length indicates that
256 bytes follow.
Extended Message Code
The drive supports three Extended Messages. They are:
00h
MODIFY DATA POINTER
01h
SYNCHRONOUS DATA TRANSFER REQUEST
03h
WIDE DATA TRANSFER REQUEST
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: ......