The Arduino Compile Phase So we’ve got C/C++ code. Compiling it into an Arduino project is surprisingly straightforward, and it’s well-documented in the Arduino docs wiki.

“the Arduino language is merely a set of C/C++ functions that can be called from your code”. Where we come from, a bunch of functions written in a programming language is called a library.

Using an Arduino and a little code on your PC, it monitors your screen and creates lighting behind your monitor.