---
title: "Ethernet Shield (W5100) and Arduino"
url: "https://maker.wiznet.io/WIZnet/projects/ethernet-shield-w5100-and-arduino/"
markdown_url: "https://maker.wiznet.io/WIZnet/projects/ethernet-shield-w5100-and-arduino/md"
type: "UCC: User Created Content"
author: "Kayar"
author_url: "http://kayarvizhy.com/2016/06/ethernet-shield-w5100-and-arduino/"
editor: "WIZnet"
editor_url: "https://maker.wiznet.io/"
original_author: "Kayar"
original_url: "http://kayarvizhy.com/2016/06/ethernet-shield-w5100-and-arduino/"
published: "2023-02-09"
language: "en"
hardware: ["Arduino UNO", "Arduino Ethernet Shield 2"]
likes: 2
views: 388
comments: 0
source: "WIZnet Makers (https://maker.wiznet.io/)"
---

# Ethernet Shield (W5100) and Arduino

> Creating Server using Ethernet

Original author: Kayar (source: http://kayarvizhy.com/2016/06/ethernet-shield-w5100-and-arduino/)

## Components

- **Arduino UNO** x 1 ([docs](https://www.farnell.com/datasheets/1682209.pdf))
- **Arduino Ethernet Shield 2** x 1 ([docs](https://docs.arduino.cc/hardware/ethernet-shield-rev2))
- Software: **Arduino IDE** ([docs](https://www.arduino.cc/en/software))

## Documents and links

- [Code](http://kayarvizhy.com/2016/06/ethernet-shield-w5100-and-arduino/) (code)
- [Schematics](https://oldmaker.wiznet.io/2019/03/29/ethernet-shield-w5100-and-arduino/) (schematics)
- [Others](https://oldmaker.wiznet.io/2019/03/29/ethernet-shield-w5100-and-arduino/) (schematics)

## Article

Creating Server using Ethernet

Point to be noted

If router allocates dynamic IP then use it in the browser to fetch the page from served by the Arduino ( Dynamic IP address you can find in Serial Monitor)
Upload your program before inserting the Ethernet Shield to the Arduion Board
Creating simple web client – requesting www.google.com from arduino

Sending Arduino data to Web

http://data.sparkfun.com is used to create a stream to store data ( Humidity and Temperature)
output2

---

Source: https://maker.wiznet.io/WIZnet/projects/ethernet-shield-w5100-and-arduino/