ANSI INCITS 131 : 1994
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
INFORMATION SYSTEMS - SMALL COMPUTER SYSTEM INTERFACE-2
Hardcopy , PDF
23-08-2015
English
01-01-1999
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions, symbols and abbreviations
3.1 Definitions
3.2 Symbols and abbreviations
4 General
4.1 Overview
4.2 Conventions
5 Physical characteristics
5.1 Physical description
5.2 Cable requirements
5.3 Connector requirements
5.4 Electrical description
5.5 SCSI bus
5.6 SCSI bus signals
5.7 SCSI bus timing
5.8 Fast synchronous transfer option
6 Logical characteristics
6.1 SCSI bus phase
6.2 SCSI bus conditions
6.3 SCSI bus phase sequences
6.4 SCSI pointers
6.5 Message system description
6.6 Messages
7 SCSI command and status
7.1 Command implementation requirements
7.2 Command descriptor block
7.3 Status
7.4 Command examples
7.5 Command processing considerations and exception conditions
7.6 Contingent allegiance condition
7.7 Extended contingent allegiance condition
7.8 Queued I/O process
7.9 Unit attention condition
8 All device types
8.1 Model for all device types
8.2 Commands for all device types
8.3 Parameters for all device types
9 Direct-access devices
9.1 Direct-access device model
9.2 Command for direct-access devices
9.3 Parameters for direct-access devices
9.4 Definitions specific to direct-access devices
10 Sequential-access devices
10.1 Sequential-access device model
10.2 Command description for sequential-access devices
10.3 Parameters for sequential-access devices
10.4 Definitions specific to sequential-access devices
11 Commands for printer devices
11.1 Model for printer devices
11.2 Commands for printer devices
11.3 Parameters for printer devices
12 Processor devices
12.1 Model for processor devices
12.2 Commands for processor devices
12.3 Parameters for processor devices
12.4 Definitions specific to processor devices
13 Write-once devices
13.1 Model for write-once devices
13.2 Commands for write-once devices
13.3 Parameters for write-once devices
13.4 Definitions specific to write-once devices
14 CD-ROM devices
14.1 Model for CD-ROM devices
14.2 Commands for CD-ROM devices
14.3 Parameters for CD-ROM devices
14.4 Definitions specific to CD-ROM devices
15 Scanner devices
15.1 Model for scanner devices
15.2 Commands for scanner devices
15.3 Parameters for scanner devices
15.4 Definitions specific to scanner devices
16 Optical memory devices
16.1 Model for optical memory devices
16.2 Commands for optical memory devices
16.3 Parameters for optical memory devices
16.4 Definitions specific to write-once and optical memory devices
17 Medium-changer devices
17.1 Medium-changer device model
17.2 Commands for medium-changer devices
17.3 Parameters for medium-changer devices
17.4 Definitions specific to medium-changer devices
18 Communications devices
18.1 Communications device model
18.2 Command description for communications devices
18.3 Parameters for communication devices
18.4 Definitions specific to communications devices
Index
Annexes
A SCSI signal sequence example
B Fast SCSI skew time
C Other SCSI standardization activities
D Numeric order codes
E Vendor identification
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