User manual

Chapter 5 To Trigger the Oscilloscope RIGOL
MSO2000A/DS2000A User’s Guide 5-49
CAN Trigger (Option)
MSO2000A/DS2000A oscilloscope provides CAN bus trigger and decoding functions
for better CAN bus analysis.
Trigger on the start frame, end frame, specified frame type or error frame of the CAN
signal. When using CAN trigger, you need to specify the signal source, signal rate and
trigger signal type of the CAN signal. The figure below shows the standard and
expanded formats of CAN bus data frame.
Figure 5-17 Standard and Expanded Formats of CAN Bus Data Frame
Trigger Type:
Press Type; rotate and press down to select “CAN”. At this point, the trigger
setting information is displayed at the upper right corner of the screen. For example,
. The trigger type is CAN trigger; the trigger source is CH1; the
trigger level is 62.5 mV.
Source Selection:
Press Source to open the signal source list and select CH1, CH2 or any channel of
D0-D15. For the details, please refer to the introduction in “
Trigger Source”. The