@sillevl , The M0 serial port IS terrible. I switched to Serial1, connecting via a normal FTDI connector and not through this USB simulation stuff. Replace all the Serial statements with Serial1 and (debug) life is a lot easier!
@sillevl , The M0 serial port IS terrible. I switched to Serial1, connecting via a normal FTDI connector and not through this USB simulation stuff. Replace all the Serial statements with Serial1 and (debug) life is a lot easier!