Martel Electronics PSC4010 - Manual (Page 23)

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5.4 Remote Commands and Error Codes
The following tables list all commands, and their descriptions, that are accepted by the
calibrator.
Table 5: Common Commands
Command Description
*CLS *CLS (Clear status.) Clears the ESR, the error queue, and the RQS bit in the status byte.
Terminates pending Operation Complete commands
*ESE Loads a byte into the Event Status Enable register.
*ESE? Returns the contents of the Event Status Enable register.
*ESR? Returns the contents of the Event Status register and clears the register.
*IDN? Identification query. Returns the manufacturer, model number, and firmware revision level
of the Calibrator.
*OPC Enables setting of bit 0 (OPC for "Operation Complete") in the Event Status Register to 1
when all pending device operations are complete.
*OPC? Returns a 1 after all pending operations are complete. This command causes program
execution to pause until all operations are complete.
*RST Resets the state of the instrument to the power-up state. This command holds off
execution of subsequent commands until it is complete.
*SRE Loads a byte into the Service Request Enable register.
*SRE? Returns the byte from the Service Request Enable register.
*STB? Returns the status byte.
*WAI Prevents further remote commands from being executed until all previous remote
commands have been executed.
Table 6: Calibrator Commands
Command Description
CAL_START Puts the calibrator in calibration mode
FAULT? Returns the error code of an error that has occurred
FREQ_LEVEL Sets the frequency and pulse amplitude
FREQ_LEVEL? Returns the frequency and pulse amplitude
FREQ_TYPE Set the frequency output to continuous (frequency) or pulse.
FREQ_TYPE? Returns frequency output type, continuous or pulse
FREQ_UNIT Sets the unit for frequency and pulse
FREQ_UNIT? Returns the unit for frequency and pulse
FUNC? Returns the current mode of the calibrator
LOCAL Returns user to manual operation of the calibrator
LOCKOUT Locks out the keypad of the calibrator, and allows for remote operation only
MEAS Sets the mode for measuring of the calibrator
OUT Sets the output of the calibrator
OUT? Returns the output of the calibrator
PULSE_CNT Sets the number of pulses for the pulse train