December 2019 65 LDC-3706 Series Laser Controller
*OPC
Operation Complete
Description Sets the operation complete bit (bit 0) in the standard event status register when all pending overlapped
commands have been completed
Parameters None
Notes This command does not hold off subsequent operations. Determining when overlapped commands have
completed either by polling the standard event status register (*ESR?) or by setting up the status system such
that a service request is asserted when bit 0 is set in the standard event status register.
Examples OUTPUT ON;*OPC Will set bit 0 in the standard event status register when the output is on
*OPC?
Operation Complete Query
Description Places an ASCII character 1 into the instrument’s output queue when all pending operations have been finished
Notes This command is a sequential command that holds off all subsequent commands until the “1” is returned. Make
sure to set the timeouts appropriately when using this command when long delays are expected.
Examples *OPC? A response of “1” means that all overlapped commands are complete
*RCL <bin>
Recall
Description Recalls a stored setup configuration from memory
Parameters A value from 0 – 10
Notes Bin 0 is the factory-set default configuration
The *SAV function is used to save configurations for convenient recall
The current setup is automatically stored and recalled at the next power-on
Examples “*RCL 0” –response: instrument is reconfigured to factory-default settings
*RST
Reset
Description Performs a device reset
Parameters None
Notes 1. Clears *OPC or *OPC? device requirements
2. Stops operation of overlapped commands
3. Sets all device specific function to a known state (*RST Value)
The reset command does NOT affect the following:
1. Output Queue
2. Enable Registers
3. Event Registers
4. *PSC state
5. Memory contents associated with *SAV
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