It all starts with the HC-05 Bluetooth module, ... But, the goal I have is to use a generic Bluetooth controller and HID to control my project. Report comment. Reply. RW says: ...

It then takes those button states and sends them out over UART with a HC-05 Bluetooth module. The controller is powered by a 330 mAh 3.7V battery, and a charging circuit allows for easily topping ...