A simple Bluetooth module designed for wiring into car audio systems ... disc player must be maintained in working order. Here, an Arduino is used to command the TEA688OH signal processor ...

To deal with this you’ll want to supply the Arduino 5V via the RAW pin (it’s regulator will then supply 3.3V to VCC feeding the Host Shield and Bluetooth module). Then route a wire from this ...

Arduino has introduced a Nano shaped board with a Wi-Fi and Bluetooth LE capable Espressif’s ESP32-S3 microcontroller, supporting it with the Arduino IDE and MicroPython. “Beginners can explore in an ...