Linux CAN bus: Difference between revisions

Revision as of 12:52, 29 December 2019

CAN bus

Connect two boards like the following:

Board A   Board B

 CAN_H --- CAN_H
 CAN_L --- CAN_L
  GND ----- GND

Set up the boards by running the following on each of them:

# ip link set can0 up type can bitrate 125000

Then:
On board A:

# candump can0

On board B:

# cansend can0 500#1E.10.10

@@ Line 2: / Line 2: @@
 {{DocImage|category1=Yocto|category2=VAR-SOM-MX6}}[[Category:DART-6UL]] [[Category:VAR-SOM-MX7]] [[Category:DART-MX8M]] [[Category:DART-MX8M-MINI]] [[Category:VAR-SOM-MX8X]] [[Category:VAR-SOM-MX8]]
-Connect 2 boards with the appropriate cable.<br>
+Connect two boards like the following:<br>
+ <u>Board A</u>   <u>Board B</u>
+  CAN_H --- CAN_H
+  CAN_L --- CAN_L
+   GND ----- GND
 Set up the boards by running the following on each of them:<br>
-<pre>
+ # ip link set can0 up type can bitrate 125000
-$ ip link set can0 up type can bitrate 125000
-</pre>
 Then:<br>
-On board #1:<br>
+On board A:<br>
-<pre>
+ # candump can0
-$ candump can0
-</pre>
-On board #2:<br>
+On board B:<br>
-<pre>
+ # cansend can0 500#1E.10.10
-$ cansend can0 500#1E.10.10
-</pre>