HC-SR501 PIR motion sensor with Arduino tutorial featured image

How to use HC-SR501 PIR Motion Sensor with Arduino

In this tutorial, you will learn how the HC-SR501 PIR motion sensor works and how you can use it with Arduino. You can find Passive Infrared (PIR) sensors all around you, they are not only used for security purposes, but also in most automatically-activated lighting systems. In this article, I have included a wiring diagram …

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