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SDS1000X-E User Manual
104
WWW.SIGLENT.COM
CAN Serial Decode
After completing the setup of can signal and trigger, we will decode CAN signals.
Operation steps as follows.
1. Press
Decode
→
Decode
. Select one of the options from the
Decode1
and
Decode2.
2. Press the
Display
and select
On
to display the result of decoding.
3. Press
the
List
to enter the
LIST
function menu.
4. Press the
Display
and choose the same options as the first step.
5. Press the
Lines
and set the number of lines by
Universal Knob
. The range of the lines
is 1 to 7.
6. Press the
Format
to change the character encoding format of the decoder’s result.
7. Press the
Scroll
and turn the
Universal Knob
to view all frames.
Interpreting CAN Decode.
The frame of decoding result:
Arbitration field is displayed in frame
Control field is displayed in frame
Data field is displayed in frame
CRC field is displayed in frame
indicates there is not enough space on the display to show complete content of a
frame and some content is hidden.
Figure 60 CAN Decode Bus Display
The list of decoding result:
Time— the horizontal displacement between current frame and trigger position.
Type — the type of frames, “D” represents data frame, “R” represents remote frame.
ID — the id of frames, the oscilloscope can automatically detect the length
of frame’s id (11 bits or 27 bits).
Length — the length of data field.
Data — the value of data field.
CRC — the value of CRC (Cyclic Redundancy Check) field.
ACK — Acknowledgment bit.
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