Interfacing PIR and Arduino to Detect Human Presence
In this project, we will employ PIR sensor and Arduino to build motion detector unit. It is basically employed in projects or products that need to detect human presence, or if a person has left or entered the area, or has approached.About PIR sensor: PIR sensors use low power and are cost you very ...
By: elegocart
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By: elegocart
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[original story: Instructables]