panels_g3_firmware - modified version of panels firmware with makefile for
building/programming from the command line. 

Requirements: gcc-avr, binutils-avr, gdb-avr avr-libc avrdude

On ubuntu:
sudo apt-get install gcc-avr binutils-avr gdb-avr avr-libc avrdude

Build/Program:

make hex: compile hex file
make flash: install hex file