ホームページに記載したBLOG記事の引越しです。 2026年の1月末でホームページのドメイン契約を終了する予定です。 契約解除に伴い、BOLG記事は一括削除されます。 閲覧頻度が高い記事をnoteに引越ししています。 同時に翻訳料や内容確認に要した技術料(資材 ...

This is a simple project that reads temperature and humidity from a DHT11 sensor and sends it to an MQTT broker. The MQTT broker is running on a Raspberry Pi 3B+. I made this project to gain ...

The future of IoT has the potential to be limitless. Wouldn’t it be great if you could add it to your own technological stacks? But where to start? With the basics, of course. In this book, you will ...

Este repositorio contiene un programa que establece una comunicación bidireccional entre un microcontrolador ESP32 y una Raspberry Pi utilizando el protocolo MQTT (Message Queuing Telemetry Transport) ...

Despite its small form factor, the Raspberry Pi is a highly capable system you can grab for well under $100. Depending on your interests, it can double as anything between an emulation system, stream ...

蝉の鳴き声が日ごとに大きくなり、いよいよ夏本番を迎えました。容赦なく照りつける太陽の下、動物も植物もそれぞれの方法で厳しい暑さに耐え忍ぶ季節です。そんな中、Strawberry-Pi Picoを活用した盆栽用肥培装置の製作も、相変わらず試行錯誤の連続。

Makers, developers, and hobbyists who enjoy creating projects using the Arduino platform may be excited to learn that Adafruit has recently announced that their MQTT Arduino Library now supports the ...