MFG-2000 Series User Manual 
380 
The operation complete bit is set 
when all selected pending 
operations are complete. This bit is 
set in response to the *OPC 
command. 
The Query Error bit is set when 
there is an error reading the Output 
Queue. This can be caused by trying 
to read the Output Queue when 
there is no data present. 
The Device Dependent Error 
indicates a failure of the self-test, 
calibration, memory or other device 
dependent error. 
The Execution bit indicates an 
execution error has occurred. 
The Command Error bit is set when 
a syntax error has occurred.