Hello, I've learned at school how to work with a Arduino Duemilanove. I liked playing around with it, so I bought my self a Arduino UNO. Today I try to create a button to turn a led on or off. I put something together on my breadboard and uploaded the button script example. The script works and th…

[ Arduino UNO ] Button state change

system July 11, 2011, 12:32pm 2

Can someone explain me this?

Congratulations, you've just discovered the joys of floating pins. (That's a search term, in case you missed it.)

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