Panasonic released an evaluation board for the PAN B511-1C Bluetooth module that leverages the Nordic nRF54L15 single-chip ...

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 ...

Then, an Arduino board might be ... protocols like Wi-Fi and Bluetooth, though. However, additional components -- a Wi-Fi shield and a Bluetooth module -- are required. The R4 WiFi is already ...

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 ...