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ADVANCED CONFIGURATION
149
PECL
3.7V
0V
0V
Note
Setting the trigger levels for the digital sources
will also change the threshold levels set in the
Logic Analyzer menu (page 207).
Holdoff
Holdoff
Sets the holdoff time.
Set to
Minimum
Set the holdoff time to the minimum.
Delay
(Delay)
Time
Sets the delay time (4ns ~ 10s)
between the trigger event and the real
trigger timing.
Event
Sets the number of events (1 ~ 65535)
passed after the trigger event, until the
real trigger timing.
Set to
Minimum
Sets the source trigger to the
minimum time.
When
(Pulse Width)
Sets the pulse width (4ns ~ 10s) and the triggering
condition.
>
Longer than
=
Equal to
<
Shorter than
≠
Not equal to
Threshold
(Pulse Width)
Sets the amplitude threshold level for the pulse
widths.
Threshold
–XXV ~ +XXV, user-set level
Set to TTL
1.4V
Set to ECL
-1.3V
Set to 50%
Sets the threshold to 50%
(Only when the trigger source is digital):
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