GitHub - thomasonw/avr_can: Object oriented canbus library for Atmel AVR CPUs used with the Arduino IDE.
Smart ARM SAM SAM C21 USB Dual CAN Module Board - Sammy-C21 V1.0
Amazon.com: Geekstory for ATMEL 51 AVR USB ISP ASP Microcontroller Programmer Downloader with Cable + 10Pin to 6Pin Adapter Board for Ender 3 or Ender 3 Pro : Electronics
LAWICEL CANDIP | canusb.com
32-bit microcontroller - AT32UC, ATUC series - Atmel - general purpose / low-power
AVR Tutorial - AVRDUDE
Equinox Products Page - LAW-CANDIP DIL28 ATmega162 Module with CAN-Bus