Keysight B2961A/B2962A SCPI Command Reference, Edition 6 3- 9
Common Commands
*OPC
*OPC
This command starts to monitor pending operations, and sets/clears the operation
complete (OPC) bit in the Standard Event Status register as follows.
• If there is no pending operation, the OPC bit is set to 1.
• If there are any pending operations, the OPC bit is set to 0. The bit will be set to
1 again when all pending operations are completed.
The *OPC command is required to enable the OPC bit. To stop monitoring pending
operations (disable OPC bit), execute the
*CLS command.
Other commands cannot be executed until this command completes.
Syntax *OPC
*OPC?
Query response 1 <newline><^END>
The query returns 1 if the instrument has completed all pending operations sent
before this command. Response data type is NR1.
See Also *WAI
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