Keysight E4990A - Page 663

Programming
653
This command sets/gets the polarity of external trigger input.
Variable
Parameter Selection Option
Description Polarity of the external input trigger.
Data Type Character string type (String)
Range POSitive|NEGative
Preset Value NEGative
Query Response
{POS|NEG}<newline><^END>
Examples
Dim Var as String
Var= "POSitive"
Ana.WriteString ":TRIG:EXT:SLOP " & Var, True
Ana.WriteString ":TRIG:EXT:SLOP?", True
Var=Ana.ReadString
Related Commands
:TRIG:EXT:DEL
Equivalent Softkey
Trigger > Ext Trig Input
COM Command Syntax (Internal Control Only)
SCPI.TRIGGER.SEQUENCE.EXTERNAL.SLOPE
:TRIG:SOUR
Type
Command/Query
Syntax
:TRIGger[:SEQuence]:SOURce {INTernal|EXTernal|MANual|BUS}
:TRIGger[:SEQuence]:SOURce?
Description
This command sets/gets the trigger source from the following 4 types:
• Internal Trigger: Uses the internal trigger to generate continuous
triggers automatically.
• External Trigger: Generates a trigger when the trigger signal is inputted
externally via the Ext Trig connector or the handler interface.