Pulse Trigger - Rigol 2000 Series User Manual

Chapter 5 To Trigger the Oscilloscope

Pulse Trigger

In pulse trigger mode, the oscilloscope will trigger when the pulse width of the input
signal satisfies the specified pulse width condition.
Trigger Type:
Press Type, rotate
setting information is displayed at the upper right corner of the screen. For example,
. The trigger type is pulse trigger; the trigger source is CH1; the trigger
level is 0.00 V.
Source Selection:
Press Source and select CH1, CH2, EXT or any channel of D0-D15. For the details,
please refer to the introduction in "Trigger Source". The current trigger source is
displayed at the upper right corner of the screen.
Note: Select channel with signal input as trigger source to obtain stable trigger.
Pulse Condition:
In this oscilloscope, positive pulse width is defined as the time difference between
the two crossing points of the trigger level and positive pulse; negative pulse width is
defined as the time difference between the two crossing points of the trigger level
and negative pulse, as shown in the figure below.
Figure 5-3 Positive Pulse Width/Negative Pulse Width
Press When to select the desired pulse condition.
: trigger when the positive pulse width of the input signal is greater than

MSO2000A/DS2000A User Guide
to select "Pulse" and press down
A
Positive
pulse width
Negitive
pulse width
A
. At this point, the trigger
B
Trigger level
B
Trigger level
RIGOL
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