As minimum, we want to have USB CDC (Serial over USB). This will make CircuitPython usable, and will enable using the release builds on MicroPython (instead of the custom UART build we are using now). It'll also enable using the standard Serial object in the Arduino cores.
As minimum, we want to have USB CDC (Serial over USB). This will make CircuitPython usable, and will enable using the release builds on MicroPython (instead of the custom UART build we are using now). It'll also enable using the standard Serial object in the Arduino cores.