Android Canbus

From Variscite Wiki
VAR-SOM-MX6 - Android Nougat N7.1.1 - CAN bus

1 Hardware setup

Connect 2 boards like the following:

Board A   Board B

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

2 Software setup

Android releases comes with the canutils pre-installed. Please use below commands either via serial terminal or via adb shell.

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

3 CAN bus at Framework - Android Java application

If you want your application to use the CAN bus, you must port the framework level changes
Port https://github.com/zhangjie201412/Flexcan to your android release