Commands Listed in Alphabetical Order
TRIGger:EXTernal:YUNIts? (Query Only)Returns the external trigger vertical (Y) units value.
Group Trigger
Syntax TRIGger:EXTernal:YUNIts?
Examples TRIGGER:EXTERNAL:YUNITS? might return TRIGGER:EXTERNAL:YUNITS
“V” if the vertical unit is volts.
TRIGger:FREQuency? (Query Only)Returns the trigger frequency in hertz if available. If the trigger frequency is
not currently available, the IEEE Not A Number (NaN = 99.10E+36) value is
returned. The maximum precision of the returned frequency is 12 digits.
Group Trigger
Syntax TRIGger:FREQuency?
Examples TRIGGER:FREQUENCY? might return TRIGGER:FREQUENCY 99.10+36
indicating that the trigger frequency is not available.
TRIGger:STATE? (Query Only)Returns the current state of the triggering system.
Group Trigger
Syntax TRIGger:STATE?
Related Commands TRIGger:A:MODe
Returns ARMED indicates that the oscilloscope is acquiring pretrigger information.
AUTO indicates that the oscilloscope is in the automatic mode and acquires data
even in the absence of a trigger.
2-472 MSO4000 and DPO4000 Series Programmer Manual