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4.Advanced User Guidebook
40
e&Data
sample the SDA data on the rising edge or falling edge
of the clock.
Set the number of bits of the serial data character
string. It can be set to any integer between 4-32. adjust
M knob to set Data Bits.
Set the number of the data bits, ranges from 0-31,
adjust M knob to set Current Bit.
Set the value of the current data bit as H,L or X (H or
L).
Set all the data bits to be the specified value in Data.
Data Bits
Current Bit
Data
All Bits
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
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.
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