Arduino based ESC receiver, this serve to receiver the command of the controller or the app and communicate to the ESC and peripherals.
Link to the controller: https://github.com/enryson/EletricSkateBoardController
Link to the Android App: https://github.com/enryson/EletricSkateboardAPP
The code and diagram of the controller was based on this project: http://www.instructables.com/id/Electric-Skateboard-v20/