2018: The ATMega1284P Guitar and Music Effects Pedal: Port of the Arduino Uno ATMega328 Pedalshield ( developed by Electrosmash and Open Music Labs) to the ATMega1284P which has 8 times more RAM than ...

I just built with the current bugfix-2.0.x branch and it builds just fine. I only changed the motherboard and PIO environment, as you described. I tried to build on a Windows 10 machine, I got the ...