HP 81101A Reference Manual page 86

Programming Reference
SCPI Instrument Command List
Command
:TRIG:LEV
Long
:TRIGger:LEVel
Form
Set & Query
Parameter Numeric
Parameter Suffix
V with engineering prefixes.
*RST value
1.0 V
Specified Limits –10 V to +10 V
Description
Use this command to program the triggering threshold of the CLK-IN
connector.
Example
To set the input impedance and the threshold of the CLK-IN connector:
:TRIG:IMP 50OHM
:TRIG:LEV 2.5V
:TRIG:SOUR EXT2
Command
:TRIG:SLOP
Long
:TRIGger:SLOPe
Form
Set & Query
Parameter
POSitive | NEGative
*RST value
POS
Description Use this command to select the trigger slope for the pulse period
triggering signal applied to the CLK-IN connector.
Command
:TRIG:SOUR
Long :TRIGger:SOURce
Form
Set & Query
Parameter
IMMediate | INTernal[1] | INTernal2 | EXTernal2
*RST value
IMM
Description
Use this command to select the pulse period source of the HP81101A by
selecting the source of the pulse period trigger signal:
86
Set CLK-IN impedance to 50 Ω
Set CLK-IN threshold to 2.5V
Pulse period trigger from CLK-IN