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Source Selection
Click or tap the
Source drop-down button to select CH1-CH4. For details, refer to
Trigger Source
. The selected trigger source is indicated in the trigger information
label at the top of the screen.
Only when you select the channel that has signal inputs as the trigger source, can you
obtain a stable trigger.
Edge Type
Select the input signal edge (in the
Slope item) on which the oscilloscope triggers.
• Rising: triggers on the rising edge of the input signal when the voltage level
meets the specified trigger level.
• Falling: triggers on the falling edge of the input signal when the voltage level
meets the specified trigger level.
Idle Time
Click or tap the input field of
Idle Time, and then use the pop-up numeric keypad to
set the idle time before the edge counting in Nth edge trigger. You can also use the
corresponding multipurpose knob to set the value.
Edge Count
Click or tap the input field of
Edges, then use the pop-up numeric keypad to set the
value of "N" in Nth edge trigger. You can also use the corresponding multipurpose
knob to set the value. The available range is from 1 to 65,535.
Trigger Mode
In
Sweep, select Auto, Normal, or Single as the trigger mode. For details, refer to
descriptions in
Trigger Mode
.
Trigger Parameter Setting
You can refer to
Noise Rejection
to set the noise rejection under this trigger type.
Trigger Level
Click or tap the
Level input field to set the trigger level with the pop-up numeric
keypad. You can also use the front-panel trigger level knob or the corresponding
multipurpose knob to set the trigger level. For details, refer to descriptions in
Trigger
Level
. The current trigger level is displayed in the trigger information label at the top
of the screen.
Triggering the Oscilloscope
DHO800 User Guide
94
Copyright ©RIGOL TECHNOLOGIES CO., LTD. All rights reserved.
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