208 Keysight InfiniiVision 4000 X-Series Oscilloscopes Programmer's Guide
5 Common (*) Commands
*OPC (Operation Complete)
(see page 1428)
Command Syntax
*OPC
The *OPC command sets the operation complete bit in the Standard Event Status
Register when all pending device operations have finished.
Query Syntax
*OPC?
The *OPC? query places an ASCII "1" in the output queue when all pending device
operations have completed. The interface hangs until this query returns.
Return Format
<complete><NL>
<complete> ::= 1
See Also • "Introduction to Common (*) Commands" on page 200
• "*ESE (Standard Event Status Enable)" on page 202
• "*ESR (Standard Event Status Register)" on page 204
• "*CLS (Clear Status)" on page 201
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