Programming Manual MSO/UPO2000 Series
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Return format
：
Query returns trigger source { CHANnel1| CHANnel2| CHANnel3| CHANnel4|EXT|EXT5|ACLINE}.
For example
：
:TRIGger:SOUR CHAN1
Set channel 1 as edge trigger.
:TRIGger:SOUR?
Query returns CHANnel1.
:TRIGger:COUPling
Command format
：
:TRIGger:COUPling {DC|AC|LF|HF|NOISE}
:TRIGger:COUPling?
Functional description
：
This command is used to set coupling mode, DC (direct current), AC (alternating current), LF (low frequency
reject), HF (high frequency reject), NOISE (noise reject). Only VIDeo is not support.
Return format
：
Query returns coupling mode {DC|AC|LF|HF|NOISE}.
For example
：
:TRIGger:COUPling AC
Set edge trigger as AC.
:TRIGger:COUPling?
Query returns AC
.
Edge Trigger
:TRIGger:EDGE:SLOPe
Command format
：
:TRIGger:EDGE:SLOPe {POSitive|NEGative|ALTernation}
:TRIGger:EDGE:SLOPe?
Functional description
：
This command is used to set edge trigger type, which is POSitive (rising edge), NEGative (falling edge) and
ALTernation (rising/falling edge).
Return format
：
Query returns edge type of trigger source { POSitive | NEGative | ALTernation }.
For example
：
:TRIGger:EDGE:SLOP POS
Set trigger edge to rising edge.
:TRIGger:EDGE:SLOP?
Query returns POSitive.
Pulse Width Trigger
:TRIGger:PULSe:QUALifier
Command format
：
