In this tutorial we will use a Passive Infra-Red (PIR) sensor as an input to trigger a LED. A PIR sensor works by detecting heat as an object passes by it.

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Moderately priced Passive Infrared PIR Sensor modules are now widely available. By using these readymade and pre-configured PIR sensors, even an average electronics hobbyist can construct his/her own ...

In the microcontroller era today, Arduino is more than just a tool to accomplish hobby tasks. There is actually a close relationship between microcontroller technology and home security, since you can ...

Learn how PIR motion-based light bulbs help save electricity bills by automating lights. Detailed DIY guide using LM358DT, PIR Sensor Module, and LM7805CV. Ideal for energy conservation and smart ...