---
title: "W5100 Ethernet Shield UNO shield Development Board"
url: "https://maker.wiznet.io/won/resellers/W5100-Ethernet-Shield-UNO-shield-Development-Board/"
markdown_url: "https://maker.wiznet.io/won/resellers/W5100-Ethernet-Shield-UNO-shield-Development-Board/md"
type: "VAR: Value-Added Reseller Products"
author: "won"
author_url: "https://maker.wiznet.io/won/"
original_author: "won"
published: "2022-05-31"
language: "en"
likes: 0
views: 141
comments: 0
source: "WIZnet Makers (https://maker.wiznet.io/)"
---

# W5100 Ethernet Shield UNO shield Development Board

> W5100 Ethernet Shield UNO shield Development Board

Original author: won

## Article

- This Ethernet shield allows you to connect to the Internet for Arduino boards.

- Can be used as a server or client.

- Direct plug puzzle board, no soldering required.

- Controller: W5100.

- The latest version of the Ethernet shield.

- Easy to get online with Arduino Ethernet shield based on the Wiznet W5100 Ethernet chip.

- Direct support from the Arduino official Ethernet library.

- You can add a micro SD card slot to store files for delivery over the network.

- Compatible with Arduino Duemilanove (168 or 328), Uno and Mega (1280/2560), accessible using the SD library.

- The Wiznet W5100 provides a network (IP) stack that supports both TCP and UDP.

- Supports up to four simultaneous socket connections.

- Use the Ethernet library to create sketches that connect to the Internet using shields.

- Suitable for all versions of the Arduino motherboard, 2009, UNO, mega 1280, mega 2560.

- Size: 7 cm x 5.4 cm x 2.4 cm - 2.76 inches x 2.12 inches x 0.94 inches.

- Address: 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED bytes [] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED};

---

Source: https://maker.wiznet.io/won/resellers/W5100-Ethernet-Shield-UNO-shield-Development-Board/