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4.Advanced User Guidebook
All Bits
L).
Set all the data bits to be the specified value in Data.
Mode
Holdoff
Auto
Normal
Single
Acquire waveform even no trigger occurred
Acquire waveform when trigger occurred
When trigger occurs, acquire one waveform then stop
4. CAN Trigger (Optional)
CAN (Controller Area Network) is a serial communication protocol of the ISO
international standardization.
By using the CAN bus trigger, you can trigger on Start of Frame, Type of Frame,
Identifier, Data, ID & Data, End of Frame, Missing Ack, or Bit Stuffing Error.
You need to specify the signal source, trigger signal type, sample point, and signal
rate of the CAN signal.
In CAN bus trigger mode, the trigger setting information is displayed on bottom
right of the screen, for example, ，indicates that trigger
type is CAN, CH1 trigger level is -126 mV.
CAN Trigger menu list:
MENU
SETTING
INSTRUCTION
Bus Type CAN Set vertical channel bus type as CAN trigger.
Input
Source
CH1
CH2
Select CH1 as the trigger source.
Select CH2 as the trigger source.
Type
CAN_H
CAN_L
TX
RX
Actual CAN_H bus signal.
Actual CAN_L bus signal.
Transmission signal on the CAN signal line.
Received signal on the CAN signal line.
Sample
Point
Turn the M knob (or tap on in touchscreen) to set
the Sample point, which is a point within a bit’s time. The
oscilloscope samples the bit level at this point. “Sample
point” is represented by the percentage of “the time from
the start of the bit’s time to the sample point time” in the
“bit’s time”. The range is 5% to 95%.
Common
Baud
Turn the M knob to select from the Baud list on the left.
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