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1.3.2 SCSI Interface
1.3.2.1 Basic specifications
Any items not included in this specification shall be in conformance with ANSI standard X3.131-1986.
Function
The following functions are available, which are included in X3.131-1986.
1)
Bus free phase
2)
Arbitration phase
3)
Selection / Re-selection phase
4)
Command phase
Note: The LUN (Logical Unit Number) is fixed at "0" in this devise. The Command Link Function
is not supported.
5)
Data phase
Data in phase
Data out phase
6)
Status phase
7)
Message phase
Message in phase
Message out phase
8)
Attention condition
9)
Reset condition
Logic level
TTL compatible
Electric specification
Conforms to ANSI standard X3.131-1986.
Connector
50 / 25-pin connectors
Terminator
Internal terminator
Enable to control "active" or "inactive" by a switch.
(SW = ON ... terminator available)
SCSI ID
The SCSI ID is set with a rotary switch on the rear panel.
The switch numbers are corresponded to the available address and can be set from 0 to 7, "8 - 9" is
reserved.
Figure 1-7. Applicable Connector
(APPHENOL 50-Pin)
Rev. A
Figure 1-8. Applicable Connector (D-SUB 25-Pin)
GENERAL DESCRIPTION
1-
9
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