書籍 『IoT開発スタートブック─ESP32でクラウドにつなげる電子工作をはじめよう！』 刊行にあわせて著者の下島健彦氏にマイコン 「ESP32」 を使ったIoTデバイスの開発について寄稿いただきました。 近年注目されてるIoTについて、 みずからデバイスを開発し ...

Note: This is a general purpose library based on the Sqlite codebase. For logging sensor data into database please use Sqlite Micro Logger, which is faster and memory ...

Sqlite library for esp-idf (esp32) framework. Contribute to samkenxstream/turnkey-triumph-326606_SamKenX-esp32-idf-sqlite3 development by creating an account on GitHub.

前回はグラフを作りました。グラフがきれいに表示されると嬉しくなりますね。 でも、データを保存するためには、ずっと起動している必要があります。それはそれでめんどくさい。 なので、今回の目標は、データを保存するプログラムを作ってSQLiteの ...

We just got our hands on some engineering pre-samples of the ESP32-C3 chip and modules, and there’s a lot to like about this chip. The question is what should you compare this to; is it more an ESP32 ...

Unlike other ESP Development Boards, the ESP32-CAM has no USB connector to connect it to a computer. This might be confusing for beginners when they try to program this development board for the first ...

If you’re into electronics, IoT, or DIY projects, you’ve probably heard about the ESP32. It’s one of the most powerful and affordable microcontrollers out there, packed with Wi-Fi, Bluetooth, multiple ...

In this article, we investigate what goes into running a daunting math task such as FFT on an Espressif ESP32 development board, admittedly with a little help from a library, a Pmod I2S2 module, and a ...

Text-to-Speech, or TTS, is a technology that converts written text into spoken audio. It is commonly used in voice assistants, accessibility tools, alert systems, kiosks, and smart devices. On ...

Leon Böttger’s GoogleFindMyTools is a re-implementation of Google’s Find My Device network. It works with Android devices and commercial trackers, but experimental support for ESP32-based Bluetooth ...