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====== Enable card ======
edit boot file

sudo nano /boot/config.txt

add this at end

dtparam=spi=on
  dtoverlay=mcp2515-can1,oscillator=16000000,interrupt=25
  dtoverlay=mcp2515-can0,oscillator=16000000,interrupt=23
  dtoverlay=spi-bcm2835-overlay
  
After reboot, check its enabled and loading

dmesg | grep -i '\(can\|spi\)'

from https://www.waveshare.com/wiki/2-CH_CAN_HAT
----------------------------

====== Install VE CAN Setup ======

https://github.com/kwindrem/VeCanSetup:

install package
  wget -qO - https://github.com/kwindrem/SetupHelper/archive/latest.tar.gz | tar -xzf - -C /data
  mv -f /data/SetupHelper-latest /data/SetupHelper
  /data/SetupHelper/setup
 
Then, in venusOS, go into package manager and install vecan setup

/data VeCanSetup/setup

* select i to install
  * select enter to NOT add USB
  * confirm to not add any changes
  * interface will be detected along with an offer of reboot

===== Enable in VRM =====

Go to system, Settings, Services and enable CAN 0

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