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DLT1/VS80 SCSI Interface Guide
81-81276-01 Rev A01
July 2004
4-115
4.22 SPACE (11h)
The SPACE command provides a variety of positioning functions that are determined by the Code and
Count fields in the CDB. The command provides both forward (toward EOM/P) and reverse (toward
BOM/P) positioning.
Figure 4-74.
SPACE (11h) Command Descriptor Block — Data Format
Bit
Byte
7
6
5
4
3
2
1
0
0
Operation Code (11h)
1
Logical Unit Number
Reserved
Code
2 - 4
(MSB)
Count
(LSB)
5
Unused
Reserved
Flag
Link
Table 4-68.
SPACE (11h) Command Descriptor Block — Field Descriptions
Field Name
Description
LUN
Logical Unit Number. The target ignores this field. Only an IDENTIFY message
can change the LUN.
Code
The code have any of the following values. All other values are reserved.
Space Code
Space By
000b
Blocks
001b
Filemarks
010b
Sequential Filemarks
011b
End-of-Data
Summary of Contents for DLTtape DLT1
Page 1: ...DLT1 VS80 SCSI Interface Guide...
Page 6: ...DLT1 VS80 SCSI Interface Guide vi July 2004 81 81276 01 Rev A01 Notes...
Page 12: ...Table of Contents xii July 2004 81 81276 01 Rev A01 Notes...
Page 16: ...List of Figures xiv July 2004 81 81276 01 Rev A01 Notes...
Page 20: ...List of Tables xviii July 2004 81 81276 01 Rev A01 Notes...
Page 24: ...Chapter 1 Introduction 1 4 July 2004 81 81276 01 Rev A01 Notes...
Page 32: ...Chapter 2 General SCSI Bus Operation 2 8 July 2004 81 81276 01 Rev A01 Notes...
Page 42: ...Chapter 3 SCSI Messages 3 10 July 2004 81 81276 01 Rev A01 Notes...
Page 181: ......