The Bluetooth module wants 3.3v logic levels so that is ... The software end of things consists of an Arduino sketch and an Android app. Check out all the controls on that screen.
[AlxDroidDev’s] device runs off of an ATMega328p with Arduino. It operates from a 9V battery. The circuit contains an infrared receiver and also a Bluetooth module. This allows [AlxDroidDev] to ...
Just reverse the receive (Rx) and transmit (Tx) lines between your Arduino and Bluetooth module, and provide the proper input voltage level. This method requires zero software pairing; your device and ...
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