DHT22 Humidity and Temperature Sensor: Used to measure the humidity and temperature of the environment. Bluetooth Module (HC-05): Used for wireless communication with another device, such as a mobile ...

This is the code for the "Arduino Bluetooth Temperature & Humidity Sensor" article on the Open Home Automation website. The article is about using a Bluetooth module to measure temperature & humidity ...

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 ...

[Edward], creator of the Cave Pearl project, an underwater data logger, needed a way to measure temperature with a microcontroller. Normally, this problem is most easily solved by throwing a ...

Now you can build your own room temperature monitor using an Arduino board. The circuit is a combination of an Arduino UNO board, LM35 temperature sensor, and a 16×2 Hitachi compatible LCD. It will ...

Bluetooth® Low Energy (Bluetooth® LE or BLE) is a low-power, short-range wireless communication technology that is ideal for use on the Internet of Things (IoT). BLE is designed for small and distinct ...

Arduino has bought out second revisions of its Nano 33 BLE and Nano 33 BLE Sense bluetooth-equipped microcontroller boards, keeping the sensor mix, but changing several of the sensor ICs. The nRF52840 ...