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The Basics of Arduino: Reading Switch States
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![HIGH and LOW Arduino Pin States [Beginners Guide]](https://i.ytimg.com/vi/UleNSti4TSw/maxresdefault.jpg "HIGH and LOW Arduino Pin States [Beginners Guide]")
HIGH and LOW Arduino Pin States [Beginners Guide]
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![HIGH and LOW Arduino Pin States [Beginners Guide]](https://i0.wp.com/www.programmingelectronics.com/wp-content/uploads/2014/09/Electronics-HIGH-and-LOW-Pin-States-Thumbnail_OP.jpg "HIGH and LOW Arduino Pin States [Beginners Guide]")