Arduino pin state (HIGH and LOW voltage range) - Electrical Engineering Stack Exchange
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Leonardo) Please help! All my input pins are going high low until i put a voltage then it stays high! - IDE 1.x - Arduino Forum
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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]")
HIGH and LOW Arduino Pin States [Beginners Guide]
The Basics of Arduino: Reading Switch States
The Basics of Arduino: Reading Switch States
Can a pin be Neutral, not high or low? - Arduino Stack Exchange
Any idea why my relay (pin 2 is switching on when set to LOW and off when set to HIGH?) it is not the if statement as I have taken the HIGH
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