ST2523 Series Operation Manual Ver1.2
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Return format: <value><NL^END>
Where,
<value> NR1 format: decimal expression for contents of the standard status byte register.
Descriptions for each bit of the standard status byte register are shown as follows:
For example: WrtCmd(“*STB?”);
The *OPC command equals to set the OPC bit of the standard event status register when ST2523 finishes
all parameter measurements. Ever since all pending operations have been completed, this command will
inform the instrument to add a ASCII number “1” (decimal number: 49) into the output buffer.
Command syntax: *OPC
For example: OUTPUT 717;“*OPC”! Set the OPC bit of the instrument when the last command is done.
Query syntax: *OPC?
Return format:
１
<NL^END>
Where,
0
ASCII number 1 (decimal number: 49)
For example: WrtCmd(“*OPC?”)
Bit number Description
7
6
5
4
3-0
Operation Status Register Summary Bit
RQS(Request Service) Bit
Standard Event Status Register Summary Bit
MAV(Message Available) Bit
Always 0(zero)
