*OPT?
Returns a string identifying any installed options. A 0 (zero) indicates no options are installed.
Parameter Typical Return
(none) OPT 760
Returns installed options *OPT?
*RCL <0-9>
Recalls a saved instrument state. This restores the instrument to a state that was previously stored in
locations 0 through 9 with the *SAV command. All instrument states are recalled except: (1) the output
state is set to OFF, (2) the trigger systems are set to the Idle state, (3) calibration is disabled, (4) all lists
are set to their *RST values, and (5) the non-volatile settings are not affected.
Parameter Typical Return
0 - 9 (none)
Recall state from location 1: *RCL 1
l
Location 0 is automatically recalled at power turn-on when the Power-On state is set to RCL0.
l
Stored instrument states are not affected by *RST.
*RDT?
Returns a description of all the output modules (channels) installed in a mainframe. Semicolons
separate multiple channel descriptions.
An arbitrary ASCII string with up to six semicolon-separated fields can be returned. To read the string,
be sure to dimension a string variable with at least 75 characters
Parameter Typical Return
(none) CHAN1:xxxxxA;CHAN2:xxxxxA
Reset the instrument: *RDT?
*RST
Resets the instrument to pre-defined values that are either typical or safe. These settings are
described in Reset State.
Parameter Typical Return
(none) (none)
Reset the instrument: *RST
l
This cancels any measurement or transient actions in process. It resets the WTG-meas, WTG-tran,
and WTG-dlog bits in the Operation Status registers.
5 SCPI Programming Reference
120 Keysight MP4300 Series Operating and Service Guide