ATmega2560, ATmega4809, AVR128DB64

Doc Arduino '\0'

Nano Every Basics: https://forum.arduino.cc/t/701185
Messschieber auslesen: http://forum.arduino.cc/t/273445
EA-DOGM Display - Demos: http://forum.arduino.cc/t/378279