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Programming in G Mode
Chapter 6
Table 6-1. SCSI Functions (continued)
Function
Description
read
Issue the high-level Group 0 READ
command to the specified Target.
rewind
Issue the high-level REWIND command to
the specified Target.
rlseu
Issue the high-level RELEASE UNIT
command to release any reservations in the
specified Target that were created by
RESERVE UNIT.
rqsns
Issue the high-level REQUEST SENSE
command to the specified Target.
rsrvu
Issue the high-level RESERVE UNIT
command to reserve operations in the
specified Target for the GPIB-SCSI-A.
rst
Asserts the SCSI RST* line for
approximately 100 µsec. The assertion of
this line for 25 µsec should indicate a valid
reset condition.
selwa
Select the Target specified by the tid
command with SCSI ATN* line asserted.
selwo
Select the Target specified by the tid
command without the SCSI ATN* line
asserted.
sndia
Issue the high-level SEND DIAGNOSTIC
command to the specified Target.
(continues)
GPIB-SCSI-A User Manual
6-16
© National Instruments Corp.