Pin 2 is always HIGH and I don't get why. : r/arduino
What is an Arduino? - SparkFun Learn
The Basics of Arduino: Reading Switch States
![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]
Connecting an Active Low switch to Arduino – Welcome…enjoy coding, Electronics, IOT or data mining? Thank you for visiting my blog.
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SOLVED] - Arduino "HIGH/LOW" dc voltage detection with "digitalRead()" | Forum for Electronics
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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]
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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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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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Understanding HIGH and LOW Arduino Pin States :: Open Source Hardware Group Arduino Tutorials - YouTube
The Basics of Arduino: Reading Switch States
