HP 8163A Series Programming Manual page 47

IEEE-Common Commands
command:
syntax:
description:
parameters:
response:
example:
command:
syntax:
description:
parameters:
response:
example:
command:
syntax:
description:
parameters:
response:
example:
HP 8163A Lightwave Multimeter, HP 8164A Lightwave Measurement System,
& HP 8166A Lightwave Multichannel System User's Guide, E1299
*OPC
*OPC
The instrument parses and executes all program message units in the input queue and sets
the operation complete bit in the standard event status register (SESR). This command
can be used to avoid filling the input queue before the previous commands have finished
executing.
The following actions cancel the *OPC command (and put the instrument into Operation
Complete, Command Idle State):
• Power-on
• the Device Clear Active State is asserted on the interface.
• *CLS
• *RST
none
none
*OPC
*OPC?
*OPC?
The OPeration Complete query *OPC? parses all program message units in the input
queue, sets the operation complete bit in the Standard Event Status register, and places an
ASCII '1' in the output queue, when the contents of the input queue have been processed.
The following actions cancel the *OPC? query (and put the instrument into Operation
Complete, Command Idle State):
• Power-on
• the Device Clear Active State is asserted on the interface.
• *CLS
• *RST
none
1<END> is always returned.
*OPC? → 1<END>
*OPT?
*OPT?
The OPTions query *OPT? returns the modules installed in your instrument.
none
Returns the part number of all installed modules, separated by commas.
Slots are listed starting with the lowest slot number, that is, slot 0 for the HP 8164A and
Slot 1 for the HP 8163A and HP 8166A.
If any slot is empty or not recognised, two spaces are inserted instead of the module's part
number. See the example below, where slots 1 and 4 are empty.
*OPT? → 81682A ,
, 81533B, 81532A,
Instrument Setup and Status
<END>
47