@DarkestEx : cool idea! 99% of the code I'm using is not mine, and it seems it's GPLv2 (look at the headers), so you can use it under this licence. I'm still curious to look at @Juju 's one, which is probably more advanced!
Will you use 2 arduinos for this project, or something else?
Will you use 2 arduinos for this project, or something else?