使用するマイコンボードはArduino Uno R4 Wifi となります。 UNO R4 WiFi | Arduino Documentation Arduino Uno R3にはなかったBluetooth機能を使用してみたので、エラー (starting Bluetooth® Low Energy module failed!)で詰まったところや、Arduino Uno R4 BLE ...

It’s hard to imagine an easier way to set up communications between an Android device and an Arduino using Bluetooth than by following this guide. In the center of the breadboard you can see the cheap ...