IEEE488 Commands 
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Related Commands 
*TRIG   *WAI 
*OPC? 
This command is used to query whether the command execution is completed 
or not. 
Command Syntax 
*OPC? 
Parameters 
None 
 
*PSC 
This command is used to control whether the electronic load will generate a 
service request when power on again. 
  1 OR ON: When the load power on, status byte enable register, operater event 
enable register, query event enable register and standard event enable register 
will be cleared. 
0 OR OFF: The value of status byte enable register, operater event enable 
register, query event enable register and standard event enable register will be 
stored in the none-volatile storage, which will be recalled when power on. 
Command Syntax             
*PSC <bool> 
Parameters                         
0|1|ON|OFF 
Query Syntax                     
*PSC? 
Returned Parameters       
0|1 
*PSC? 
This command is used to query the status byte enable register. 
Command Syntax 
*PSC? 
Returned Parameters 
  0|1|ON|OFF