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RIGOL Chapter 5 To Trigger the Oscilloscope
5-40 MSO7000/DS7000 User Guide
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 parameter (noise rejection) under this trigger type. For details, refer
to descriptions in "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.
CAN Trigger (Option)
MSO7000/DS7000 can trigger on the start of a frame, end of a frame, frame of the
specified type (e.g. Remote, Overload, Data, etc.), or error frame of the specified
type (e.g. Answer Error, Check Error, Format Error, etc.) of the CAN signal.
The data frame format of the CAN bus is as shown in the figure below.
Figure 5-17 Data Frame Format of the CAN Bus
Trigger Type:
Press Type, and then rotate the multifunction knob to select "CAN". 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.
Source Selection:
Press Source to open the signal source list and select CH1-CH4 or D0-D15. 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.
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