The following steps are required

1. Install required packages

   $ sudo apt install scons gcc-avr avr-libc avrdude

2. Install optional packages

   $ sudo apt install astyle valgrind

3. Install cmocka

   $ sudo apt install cmake
   $ git clone git://git.cryptomilk.org/projects/cmocka.git
   $ mkdir cmocka/build && cd cmocka/build
   $ cmake -DCMAKE_INSTALL_PREFIX=/usr ..
   $ make
   $ sudo make install

4. Install freetype-py

   $ sudo apt install python3-setuptools
   $ git clone https://github.com/rougier/freetype-py.git freetype-py
   $ cd freetype-py
   $ sudo python3 setup.py install

$ cd firmware
$ scons build-main-release build-node-release

1. Set fuses

   $ scons init-fuses

2. Get configuration

   $ scripts/memory/config.py load /dev/ttyACM0 conf.eep

3. Set configuration values

   $ scripts/memory/config.py set conf.eep version 1
   $ scripts/memory/config.py set conf.eep network_id AABBCCDDEEFF
   $ scripts/memory/config.py set conf.eep aes_key 1DUMMYKEYFOOBAR1
   $ scripts/memory/config.py set conf.eep master_address 170
   $ scripts/memory/config.py set conf.eep address 170
   $ scripts/memory/config.py set conf.eep broadcast_address 255
   $ scripts/memory/config.py set conf.eep report_interval 60

   See Configuration for details.

4. Save configuration to device

   $ /config.py save /dev/ttyACM0 conf.eep

5. Flash firmware

   scons flash-main-release

See Testing

See Docker

If you're having any problems, please raise an issue on GitHub and i will be happy to help.