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 ...

Posted in Arduino Hacks, Wireless Hacks Tagged bluetooth, hc-05, jy-mcu, program ← Backlit PCB Panel As Wall Art Electric BMX Has Pedals That Can’t Be Pedalled → ...

DastardlyLabs uses a USB host shield, a Bluetooth module, an Arduino Pro Mini, and a bunch of other random parts to create this little device.