Tektronix MSO54, Руководство программиста

Страница: 876 / 1026

Commands listed in alphabetical order
Group Trigger
Syntax
TRIGger:{A|B}:RUNT:LOGICQUALification {ON|OFF}
TRIGger:{A|B}:RUNT:LOGICQUALification?
Arguments
ON
speci fi es that the runt trigger type uses logic quali fi cation.
OFF
speci fi es that the runt trigger type does not use logic quali fi cation.
Examples
TRIGger:A:RUNT:LOGICQUALification ON
turns on logic quali fi cation.
TRIGger:A:RUNT:LOGICQUALification?
might return
:TRIGGER:A:RUNT:LOGICQUALIFICATION OFF
indicating logic
quali fi cation is off.
TRIGger:{A|B}:RUNT:POLarity
This command speci fi es the polarity for the runt trigger.
Group Trigger
Syntax
TRIGger:{A|B}:RUNT:POLarity {EITher|NEGative|POSitive}
TRIGger:{A|B}:RUNT:POLarity?
Arguments
POSitive
indicates that the rising edge crosses the low threshold and the falling
edge recrosses the low threshold without either edge ever crossing the high
threshold.
NEGative
indicates that the falling edge crosses the high threshold and the
rising edge recrosses the high threshold without either edge ever crossing the
low threshold.
EITher
triggers on a runt of either polarity.
Examples
TRIGger:A:RUNT:POLarity NEGATIVE
speci fi es that the polarity of the A
pulse runt trigger is negative.
TRIGger:A:RUNT:POLarity?
might return
:TRIGGER:A:RUNT:POLARITY
POSITIVE
indicating that the polarity of the A pulse runt trigger is positive.
TRIGger:{A|B}:RUNT:SOUrce
This command speci fi es the source waveform for the runt trigger.
2-860 MSO54, MSO56, MSO58, MSO58LP Programmer