Inspired by the many different gaming mods he has seen [Ben Heck] construct, he pulled apart an Xbox 360 wireless controller and began to investigate how the four top buttons were activated.
The parts list was quite low, needing just a PIC16F84A and a few other components, which led to third parties selling controller mod kits on eBay ... is because the Xbox 360 controller uses ...
All you need is an Xbox 360, a USB drive and two specific games to access homebrews or previously region-locked titles.