User Manual - Page 104

For SDS1202X-E.

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SDS1000X-E User Manual
79
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Dropout Trigger
Dropout trigger includes two types: edge and state.
Edge
Trigger when the time interval (T) from when the rising edge (or falling edge) of the input
signal passes through the trigger level to when the neighboring rising edge (or falling edge)
passes through the trigger level is greater than the timeout time set, as shown in the figure
below.
State
Trigger when the time interval (T) from when the rising edge (or falling edge) of the input
signal passes through the trigger level to when the neighboring falling edge (or rising edge)
passes through the trigger level is greater than the timeout time set, as shown in the figure
below.
To set edge Dropout trigger:
1. Press the
Setup
button on the front panel to enter the TRIGGER system function
menu.
2. Press the
Type
softkey; then use the
Universal Knob
to select
Dropout
and push
down the knob to confirm.
3. Press the
Source
softkey; turn the
Universal Knob
to select CH1 or CH2 as the trigger
source. The current trigger source is displayed at the upper right corner of the screen.
Select channel with signal input as trigger source to obtain stable trigger.
4. Press the
Slope
softkey to select rising or falling edge.
5. Press the
OverTime Type
softkey to select
Edge
.
6. Press the
Time
softkey; turn the universal to select the desired value.
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