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444 Agilent InfiniiVision 5000 Series Oscilloscopes Programmer's Guide

5 Commands by Subsystem

:TRIGger[:EDGE]:SOURce

(see page 658)

Command Syntax

:TRIGger[:EDGE]:SOURce <source>

<source> ::= {CHANnel<n> | EXTernal | LINE}

<n>::={1|2|3|4}forthefour channel oscilloscope models

<n> ::= {1 | 2} for the two channel oscilloscope models

The :TRIGger[:EDGE]:SOURce command selects the channel that produces

the trigger.

Query Syntax

:TRIGger[:EDGE]:SOURce?

The :TRIGger[:EDGE]:SOURce? query returns the current source. If all

channels are off, the query returns "NONE."

Return Format

<source> ::= {CHAN<n> | EXT | LINE | NONE}

See Also • "Introduction to :TRIGger Commands" on page 411

• ":TRIGger:MODE" on page 417

Example Code

' TRIGGER_EDGE_SOURCE - Selects the channel that actually produces th

' edge trigger. Any channel can be selected.

myScope.WriteString ":TRIGGER:EDGE:SOURCE CHANNEL1"

Example program from the start: "VISA COM Example in Visual Basic" on

page 744

Agilent Technologies InfiniiVision 5000 Series Programmer's Guide

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