今回は簡単に言うと、Bluetoothの信号をスマートフォンで受信する手順を紹介したいと思います。 今回のサンプルは ESP32 で実装しますので、まず開発環境を準備しましょう。 アマゾンや秋月電子などでESP32は購入可能です。 ステップ： 1、Arduino 開発ソフトを ...

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 ...

Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi with an ESP8266 ESP-01 module. With ...

In the domain of robotics and automation, precision-controlled mechanical movements have ushered in a revolutionary wave across diverse industries, spanning from manufacturing to healthcare. Thanks to ...

The ESP32 is a microcontroller that provides an API for Bluetooth A2DP which can be used to receive sound data e.g. from your Mobile Phone and makes it available via a callback method. The output is a ...

Arduino has recently introduced a new Bluetooth-based provisioning flow on the Arduino Cloud, starting with the UNO R4 WiFi board. This feature simplifies the initial setup process, making it faster ...

Today I learned that WiFi and Bluetooth LE could NOT be used simultaneously on Arduino boards featuring the ESP32-based u-blox NINA-W102 wireless module, impacting the Arduino Nano RP2040 Connect, ...

Android apps for Arduino Bluetooth Control. What are some of the best apps available? Zach Wendt and Jeremy S. Cook walk us through the stages of development, considering the advantages and ...

The new Flowcode 8 offers considerably more features that just scream to be tried out. Especially the addition of the new programming modes and working with C code and flowcharts is very impressive.