---
title: "Ethernet Shield hr91105a (w5100). Lesson 16. Arduino"
url: "https://maker.wiznet.io/WIZnet/projects/ethernet-shield-hr91105a-w5100-lesson-16-arduino/"
markdown_url: "https://maker.wiznet.io/WIZnet/projects/ethernet-shield-hr91105a-w5100-lesson-16-arduino/md"
type: "UCC: User Created Content"
author: "VALENTINO"
author_url: "https://arcadepub.ru/2020/06/03/ethernet-shield/"
editor: "WIZnet"
editor_url: "https://maker.wiznet.io/"
original_author: "VALENTINO"
original_url: "https://arcadepub.ru/2020/06/03/ethernet-shield/"
published: "2023-02-22"
language: "en"
likes: 8
views: 358
comments: 1
source: "WIZnet Makers (https://maker.wiznet.io/)"
---

# Ethernet Shield hr91105a (w5100). Lesson 16. Arduino

> Ethernet Shield hr91105a (w5100). Lesson 16. Arduino

Original author: VALENTINO (source: https://arcadepub.ru/2020/06/03/ethernet-shield/)

## Article

*Ethernet Shield and Electromagnetic Relay*

Hey! It’s time to connect Arduino to the internet. One of the most interesting uses for Arduino is the Internet of Things. And control of devices on Arduino via the Internet is perhaps the most demanded direction for today. Therefore, today we will talk about an additional board for connecting Arduino to the Internet, about Ethernet Shield.

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Source: https://maker.wiznet.io/WIZnet/projects/ethernet-shield-hr91105a-w5100-lesson-16-arduino/