Command Groups
TDS200/1000/2000 Series Oscilloscope Programmer Manual
2−25
Trigger Commands
Trigger commands control all aspects of oscilloscope triggering.
The two types of triggers are edge and video. Edge triggering is the
default type. Edge triggering lets you acquire a waveform when the
signal passes through a voltage level of your choosing. Video
triggering adds the capability of triggering on video fields and lines.
Table 2-19 lists and describes Trigger commands.
Table 2−19: Trigger commands
Header Description
TRIGger Force trigger event
TRIGger:MAIn Set main trigger level to 50%; Query
returns main trigger settings
TRIGger:MAIn:EDGE? Return edge trigger settings
TRIGger:MAIn:EDGE:COUPling Set/query edge trigger coupling
TRIGger:MAIn:EDGE:SLOpe Set/query edge trigger slope
TRIGger:MAIn:EDGE:SOUrce Set/query edge trigger source
TRIGger:MAIn:FREQuency?
1
Return trigger frequency value
TRIGger:MAIn:HOLDOff? Return trigger holdoff value
TRIGger:MAIn:HOLDOff:VALue Set/query trigger holdoff value
TRIGger:MAIn:LEVel Set/query trigger level
TRIGger:MAIn:MODe Set/query trigger mode
TRIGger:MAIn:TYPe Set/query main trigger type
TRIGger:MAIn:PULse?
1
Return pulse trigger settings
TRIGger:MAIn:PULse:SOUrce
1
Set/query pulse trigger source
TRIGger:MAIn:PULse:WIDth:POLarity
1
Set/query pulse trigger polarity
TRIGger:MAIn:PULse:WIDth:WHEN
1
Set/query pulse trigger when
TRIGger:MAIn:PULse:WIDth:WIDth
1
Set/query pulse trigger width