---
title: "ESP8266+ Ethernet Shield + Infrared Sensor Alarm"
url: "https://maker.wiznet.io/crawford/projects/ESP8266-Ethernet-Shield-Infrared-Sensor-Alarm/"
markdown_url: "https://maker.wiznet.io/crawford/projects/ESP8266-Ethernet-Shield-Infrared-Sensor-Alarm/md"
type: "UCC: User Created Content"
author: "crawford"
author_url: "https://maker.wiznet.io/crawford/"
original_author: "crawford"
original_url: "https://www.geek-workshop.com/forum.php?mod=viewthread&tid=26489&highlight=w5100"
published: "2022-04-29"
language: "en"
hardware: ["WIZnet W5100"]
likes: 0
views: 190
comments: 0
source: "WIZnet Makers (https://maker.wiznet.io/)"
---

# ESP8266+ Ethernet Shield + Infrared Sensor Alarm

> ESP8266+ Ethernet Shield + Infrared Sensor Alarm

Original author: crawford (source: https://www.geek-workshop.com/forum.php?mod=viewthread&tid=26489&highlight=w5100)

## Components

- **WIZnet W5100** x 1 ([docs](https://docs.wiznet.io/Product/Chip/Ethernet/W5100))

## Article

ESP8266+ Ethernet Shield + Infrared Sensor Alarm The infrared sensing module of ground A detects that someone has entered the monitoring range and generates a high level, informs the esp8266 connected to the shell IOT platform, and sends information to Arduino + W5100 of ground B. after receiving the information of someone entering the monitoring range, the equipment of ground B controls the buzzer to beep and the led to light up.

---

Source: https://maker.wiznet.io/crawford/projects/ESP8266-Ethernet-Shield-Infrared-Sensor-Alarm/