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RIGOL Chapter 5 To Trigger the Oscilloscope
5-8 DS8000-R User Guide
Edge Trigger
Triggers on the trigger level of the specified edge of the input signal.
Trigger Type:
Click on the function navigation icon
at the lower-left corner of the screen. Click
the trigger icon and select Type in the trigger setting menu. Select "Edge", and then
the current trigger setting information (including trigger type, trigger source, and
trigger level) is displayed at the upper-right corner of the screen, as shown in the
figure below. The information will change based on the trigger settings.
Source Selection:
Click Source to open the signal source list and select CH1-CH4, AC Line, or EXT. For
details, refer to descriptions in "Trigger Source". The current trigger source is
displayed at the upper-right corner of the screen.
Note: Only when we select the channel (that has been input with signals) as the
trigger source, can we obtain a stable trigger.
Edge Type:
Click Slope to select the input signal the edge on which the oscilloscope triggers.
Then, the current edge type is displayed at the upper-right corner of the screen.
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Rising: triggers on the rising edge of the input signal when the voltage level
meets the specified trigger level.
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Falling: triggers on the falling edge of the input signal when the voltage level
meets the specified trigger level.
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Either: triggers on the rising or falling edge of the input signal when the
voltage level meets the preset trigger level.
Trigger Mode:
For details, refer to descriptions in "Trigger Mode".
Trigger Parameter Setting:
Set the trigger parameters (trigger coupling, trigger holdoff, and noise rejection)
under this trigger type. For details, refer to descriptions in "Trigger Coupling",
"Trigger Holdoff", and "Noise Rejection".
Trigger Level:
Please refer to descriptions in "Trigger Level". The current trigger level value is
displayed at the upper-right corner of the screen.
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