Arduino (Uno or Nano) based Mash and Brew Controller Code for controlling both a Homebrew HLT and Mash HX with a pretty GUI.
If using the Arduino IDE, these files need to be in a directory named "_20A_Kettle_Controller"
It's dependant on a bunch of arduino libraries, and specific hardware. Most are run-of-the-mill standard, but there's also the PDQ_GFX library:
https://hackaday.io/project/6038-pdqgfx-optimzed-avr-lcd-graphics
https://github.com/XarkLabs/PDQ_GFX_Libs
A copy of this library and all necessary others is included in this repository, some with minor modification. These can be found under Libraries/