Keysight E4990A - Page 664

E4990A Help
654
• Manual Trigger: Generates a trigger when the key operation of Trigger
> Trigger is executed from the front panel.
• Bus Trigger: Generates a trigger when the *TRG is executed.
When you change the trigger source during sweep,
the sweep is aborted.
Variable
Parameter Selection Option
Description Trigger source
Data Type Character string type (String)
Range INTernal|EXTernal|MANual|BUS
Preset Value INTernal
Query Response
{INT|EXT|MAN|BUS}<newline><^END>
Examples
Dim Var as String
Var= "BUS"
Ana.WriteString ":TRIG:SOUR " & Var, True
Ana.WriteString ":TRIG:SOUR?", True
Var=Ana.ReadString
Related Commands
:TRIG
:TRIG:SING
Equivalent Softkey
Trigger > Trigger Source
COM Command Syntax (Internal Control Only)
SCPI.TRIGGER.SEQUENCE.SOURCE
:TRIG:SCOP
Type
Command/Query
Syntax
:TRIGger[:SEQuence]:SCOPe {ALL|ACTive}
:TRIGger[:SEQuence]:SCOPe?
Description