User Manual

Command Descriptions
Group
Trigger
Syntax
TRIGger:MAIn:VIDeo:POLari ty { INVERT | NORMal }
TRIGger:MAIn:VIDeo:POLari ty?
Arguments
INVERT specifies a positive sync pulse.
NORMal specifiesanegativesyncpulse.
Examples
TRIGGER:MAIN:VIDEO:POLARI TY NORMAL selects negative synchronization
polarity for the video trigger.
TRIGger:MAIn:VIDeo:SOUrce
Sets or queries the source for the vide
o trigger. This is equivalent to selecting the
Source option in the Video trigger menu.
Group
Trigger
Syntax
TRIGger:MAIn:VIDeo:SOUrce { CH<x> | EXT | EXT5 | EXT10 }
TRIGger:MAIn:VIDeo:SOUrce ?
Arguments
CH<x> specifies one of the allowable input channels. The value of <x> can
vary from 1 through 4 for 4-channel instruments or 1 through 2 fo
r2-channel
instruments.
EXT specifies the external input (not available with TDS224 o
scilloscopes).
EXT5 specifies the external input, attenuated by a factor of 5 (not available with
TDS224 oscilloscopes).
EXT10 specifies the external input attenuated by a factor of 10 (TPS2000 Series
only).
Examples
TRIGGER:MAIN:VIDEO:SOURCE CH1 selects channel 1 as the source for the
main video trigger.
TRIGger:MAIn:VIDeo:STANDard
Sets or queries the video trigger standard. This is equivalent to selecting the
Standard option in the Trigger/Video menu.
2-176 TDS200, TDS1000/2000, TDS1000B/2000B, TDS2000C, TPS2000 Programmer