Rigol DS1000D Instrukcja Użytkownika Pobierz pdf (Strona 41)

Command Systems RIGOL

Programming Guide for DS1000E, DS1000D Series

2-29

VIDEO Trigger

1. :TRIGger:VIDEO:MODE

Command Format:

:TRIGger:VIDEO:MODE <mode>

:TRIGger:VIDEO:MODE?

Function Explanation:

The commands set and query the synchronous mode of the video trigger.

<mode> could be ODDfield, EVENfield, LINE or ALLlines.

Returned Format:

The query returns ODD FIELD, EVEN FIELD, LINE or ALL LINES.

Example:

:TRIG:VIDEO:MODE EVEN Setup the synchronous mode as EVENfield.

:TRIG:VIDEO:MODE? The query returns EVEN FIELD

2. :TRIGger:VIDEO:POLarity

Command Format:

:TRIGger:VIDEO:POLarity {POSitive|NEGative}

:TRIGger:VIDEO:POLarity?

Function Explanation:

The commands set and query the video polarity. The polarity could be POSitive

or NEGative.

Returned Format:

The query returns POSITIVE or NEGATIVE.

Example:

:TRIG:VIDEO:POL POS Setup the polarity of video trigger as POSitive.

:TRIG:VIDEO:POL? The query returns POSITIVE.

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Rigol DS1000D Instrukcja Użytkownika Strona 41