Instructions

Chapter 5 To Trigger the Oscilloscope RIGOL
MSO7000/DS7000 User's Guide 5-29
Trigger Mode:
In the trigger control area (Trigger) on the front panel, press Mode to quickly switch
the current trigger mode. For details, refer to descriptions in "Trigger Mode".
Trigger Parameter Setting:
Set the trigger parameters (trigger holdoff and noise rejection) under this trigger
type. For details, refer to descriptions in "Trigger Holdoff" and "Noise
Rejection".
Trigger LEVEL/Threshold Level:
Rotate the Trigger LEVEL knob to adjust the trigger level/threshold level. Refer
to "Trigger LEVEL/Threshold Level". The current trigger level/threshold level
value is displayed at the upper-right corner of the screen.
Setup/Hold Trigger
In Setup/Hold trigger, you need to set the clock source and data source. The setup
time starts when the data signal passes the trigger level and ends at the coming of
the specified clock edge; the hold time starts at the coming of the specified clock
edge and ends when the data signal crosses the trigger level again, as shown in the
figure below. The oscilloscope triggers when the setup time or hold time is smaller
than the preset time.
T1
T2
Data Source
Clock Source
T2
T1
is the setup time
is the hold time
The edge type is
The data type is H
Figure 5-11 Setup/Hold Trigger
Trigger Type:
Press Type, and then rotate the multifunction knob to select "Setup/Hold".
Press down the knob to select the trigger type. Then, the current trigger setting
information is displayed at the upper-right corner of the screen, as shown in the
figure below. You can also press Type continuously to select the trigger type or
enable the touch screen to tap the desired trigger type and select it.