ESP32 には 4 つの SPI コントローラ（SPI0〜SPI3）が搭載されています。しかし、実際にユーザーが任意に使えるハードウェア SPI は 2 本（HSPI / VSPI） だけです。本記事では、Arduino IDE・ESP-IDF の両方に共通する SPI 使用上の注意点 を整理します。 🧩 ESP32 の SPI ...

This is an example test library for the Epson M-Gxxx/M-A352 Sensing Units (SU) using the SPI interface. It was specifically developed for use with the Arduino Teensy 3.6 development board (Teensyduino ...

This project demonstrates full-duplex SPI communication between an ESP32-S3 (running Zephyr RTOS) and an Arduino Uno. The goal is to send one full string from the master (ESP32-S3) and receive one ...

株式会社スイッチサイエンス（本社：東京都新宿区、代表取締役：金本茂）は、Arduinoが2025年11月11日に発表した最新モデル「Arduino Nesso N1」を、準備が整い次第販売開始いたします。 「Arduino Nesso N1」は、M5StackとArduinoがタッグを組んで開発した、ESP32-C6搭載の ...

Arduino enthusiasts or those looking to learn more about programming with Arduino and electronics-in-general may be interested in a new Kickstarter campaign and Arduino compatible 42-Digit SPI Keypad ...

ArduTV is an upcoming shield designed to make it easy for Arduino users to connect their projects to any HDMI display. By using an AMD Spartan-7 FPGA, it handles all graphics processing on its own, ...

A new fully featured Arduino development board has been created called the Prestissimo Uno+ which is now available to back via Kickstarter with earlybird pledges available from just $20, AUS$28 or ...