Arduino Knock Sensor Tutorial | Detect Knocks with a Piezo Element
5:10
YouTubeMarc de Vinck
Arduino Knock Sensor Tutorial | Detect Knocks with a Piezo Element
Build a knock-activated secret door, lock, or trigger using an Arduino and a piezo element as a knock sensor. This tutorial covers reading vibration impacts as analog values, setting a threshold, and detecting rhythmic knock patterns. 🚪What you'll learn and more things to explore: • Using a piezo disk as a knock / impact sensor • Wiring ...
30.2K viewsAug 21, 2019
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