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 ...

In final form, a Bluetooth module and Arduino Pro Micro are stuffed inside the stereo along with a DPDT relay to switch the I2C bus. An external button is used to trigger the Arduino to switch 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 ...

Making an Arduino-powered automatic trash bin that ... a motor driver for operating all the motors, a Bluetooth module for remote control, and a battery for powering the car.

The 9x9x9 LED Cube is a versatile platform for 3D light-based visualization, interactive applications, and gaming experiments. Its modular design, BLE support, and custom rendering capabilities make ...