RIGOL DS1000B - Manual (Page 41)

Command Systems RIGOL
Programming Guide for DS1000B Series 2-29
Example:
:TRIG:EDGE:SOUR CHAN1 Set the edge trigger source as channel 1.
:TRIG:EDGE:SOUR?
Return CH1.
3. :TRIGger:LEVel
Command Format:
:TRIGger:LEVel [,]
:TRIGger:LEVel? [,]
Function:
The command sets the voltage level of Edge, Pulse or Video trigger.
 may be :EDGE, :PULSe or :VIDEO or :PATTern.
 range: (- 6*Scale-Offset
①
) ~(+6*Scale+Offset
①
).
Scale is the current vertical scale, and the unit is V/div.
 In PATTern mode, should be set to CHANnel or EXT.
NOTE①: Trigger Level range is up to+/-6 Scale, when channel has offset, it needs to detract
offset ,such as 1V tap position, 1V offset, the trigger range is -7V~5V.
Returned Format:
The query returns the value of voltage level, and the unit is V.
Example:
:TRIG:EDGE:LEV 2 Set the trigger level as 2V.
:TRIG:EDGE:LEV?
Return 2.000e000.
4. :TRIGger:SWEep
Command Format:
:TRIGger:SWEep {AUTO|NORMal|SINGle}
:TRIGger:SWEep?
Function:
The command sets the trigger mode. The may be :EDGE, :PULSe
or :PATTern.

AUTO: When no trigger is existing, the system will generate a trigger signal
to force trigger;