The driver for specific Ethernet SPI module must be instanced as global in sketch and provide to Ethernet object with Ethernet.init(driver); before Ethernet.begin.

Web Remote control of LED This program webRemote_led_ctrl.ino illustates to control a LED from internet. The Led is connected to the Arduino board with pin 9 and the board is connected with ethernet ...

Arduino Unoをモジュール差し替えでWi-Fi通信を可能にする「Jolly Module」をスイッチサイエンスウェブショップにて2023年6月28日販売開始 ...

[Andy] needed a cheap Internet connection between a data-gathering Arduino and his home server. An Ethernet shield would suffice, but he couldn’t run CAT5 to the Arduino’s location. Wir… ...

The article is a tutorial on how to control 16 relay through Arduino microcontroller with Ethernet shield W5100.

In that spirit, [Doug Jackson] shows you how to conserve the expensive Arduino board and Ethernet shield by building your own Arduino Ethernet module.

Designed by Namnam in Vietnam, the ESP32 Modbus gateway is built to communicate with PLCs and industrial sensors over Modbus ...

The RGB LED module lets you make all sorts of colors with just four pins from the Arduino. Learn how to do it here!