![]() In fact, you can make your own HOME AUTOMATION if yo want to lower your bills :) Only thing you have to do is using relay with this sensor.įor how to use relay module with an Arduino pls read this article and watch the video: Click hereīut how this sensor works? It is very simple.Basically this sensor scanning the area and differentiate the radiation difference.If there is a difference it means there is a movement. In this project, i have tried to explain how to use PIR Motion Sensor(HC-SR501) with an Arduino.Īs most of you know, it is using in the WC's, buildings and homes in order to lower electricty bills.
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