Microcontroller code needs rewrite

[Zaph-O]

Code for Microcontroller was written in Atmel-Studio and needs to be rewritten in Arduino-Code for consitancy

Link to code

[seihan]

I have prepared a simple port here: https://github.com/seihan/arduino-pulsoxy
This is just a 'throw the C files into an Arduino project' approach. Are you looking for consistency only in the build system or should it all be translated into clean Arduino-style C++?

I also opened pull request #8 to import the project.