Chapter 3
Local Command Set
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National Instruments Corporation
3-57
*OPC
488.2 Intent
Cause the GPIB-VXI/C to generate the operation complete message in the ESR when all
pending selected device operations have been finished.
Command Syntax
*OPC
Action
None.
Notice that because the GPIB-VXI/C only parses and routes commands, there are never any
pending commands on the GPIB-VXI/C.
*OPC?
488.2 Intent
Cause the GPIB-VXI/C to place an ASCII 1 in its output queue when all pending operations
have completed.
Query Syntax
*OPC?
Response
1
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