RIGOL DS1000D - Manual (Page 51)

Command Systems RIGOL
Programming Guide for DS1000E, DS1000D Series
2-39
ALTernation Trigger
1. :TRIGger:ALTernation:SOURce
Command Format:
:TRIGger:ALTernation:SOURce <src>
:TRIGger:ALTernation:SOURce?
Function Explanation:
The commands set and query which channel is to be used. <src> could be
CHANnel1 or CHANnel2.
Returned Format:
The query returns CH1 or CH2.
Example:
:TRIG:ALT:SOUR CHAN2 Select CHANnel2 as current channel.
:TRIG:ALT:SOUR?
The query returns CH2.
2. :TRIGger:ALTernation:TYPE
Command Format:
:TRIGger:ALTernation:TYPE <value>
:TRIGger:ALTernation:TYPE?
Function Explanation:
The commands set and query the trigger type in alternation mode. <value>
could be EDGE, PULSe, SLOPe or VIDEO.
Returned Format:
The query returns EDGE, PULSE, SLOPE or VIDEO.
Example:
:TRIG:ALT:TYPE EDGE Setup the trigger type as EDGE.
:TRIG:ALT:TYPE?
The query returns EDGE.