The pulse width trigger setting menu (2) :
Descriptions
Set positive pulse as trigger signal
Set negative pulse as trigger signal
Triggered when the pulse width
is greater than the setting time
Triggered when the pulse width
is samller than the setting time
Triggered when the pulse width
is equal to the setting time
The pulse width time can be set from
20.0ns~10.0s by using the
Multipurpose knob
Options
Pulse Width
Positive
Negative
>
<
=
20.0ns~10.0s
Functions
Type
Pulse Width
Polarity
Pulse Width
Condition
Pulse Width
Setting
Pulse Width: The time difference between the trigger level of the positive
pulse is defined as the positive pulse width, and the time difference
between the trigger level of the negative pulse is defined as the negative
pulse width, as shown in the following diagram.
Positive
Negative
3.4 Video Trigger
The waveform of the video signal includes the image signal and the time
sequence signal, and each kind of signal uses different standards and
formats. UPO2000CEX-II provides the basic measurement functions,
which can be triggered in NTSC, PAL, and other standard video formats.
Press the TRIG MENU, Press F1 to select the trigger type, set to video
trigger mode with using the Multipurpose knob.
The video trigger menu descriptions :
Descriptions
Set any one of the CH1,CH2 as trigger source
Uses PAL format video signals
Uses NTSC format video signals
Set the video to sync and trigger on even field
Set the video to sync and trigger on odd field
Set the video to sync and trigger on all lines
Set the video to sync and trigger on specific lines
When video sync is set at specific lines, using
the multipurpose knob can adjust the number
of lines: For PAL/SECAM: 1~625 lines.
For NTSC: 1~525 lines
Options
Video
CH1, CH2
PAL
NTSC
Even field
Odd field
All lines
Specific lines
Functions
Type
Source
rmat
Video
Sync
Specific
Lines
UTD2000CEX-II User Manual
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