The RP2040 doesn’t have a CAN peripheral ... it wouldn’t be hard to make a MicroPython wrapper around it. The CAN bus needs a peripheral for the messages to be handled properly, and people ...
Some major points – certain GPIOs (like ADC ones) can’t take it ... except for the 8-bit address bus, which is driven by either the CPU or the RP2040 at different times, and that would ...