Opc - Agilent Technologies U2300A Series Programming Manual

6 IEEE-488 Common Command

*OPC?

Syntax
*OPC?
This query returns "1" to the output buffer at the completion of the
current operation.
Supported Model
U2351A, U2352A, U2353A, U2354A, U2355A, U2356A, U2331A
Remarks
This command is performed to synchronize your application with the
instrument.
Return Format
The command returns "1" to the output buffer.
Example
The following command waits until the internal calibration routine is
completed and the sets the returned value of *OPC? to 1. When the
calibration routine is not completed just yet, the *OPC? query will return
a 0. In other words, a return value of 1 indicates that this calibration
routine has been completed.
See Also
CALibration:BEGin
SYSTem:ERRor?
40 U2300A Series USB DAQ Programming Guide