A FT-232 USB to serial board is used to program the Arduino. A standard Bluetooth module has to have HID firmware installed. [Dastardly] makes a homemade daughterboard–er, shield–to connect ...

Once paired, these modules relay serial information from your smart device to the dev board and vice versa. Just reverse the receive (Rx) and transmit (Tx) lines between your Arduino and Bluetooth ...

It’s hard to imagine an easier way to set up communications between an Android device and an Arduino using Bluetooth ... cheap and ubiquitous HC-05 Bluetooth module. Having picked up one of ...