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Overview | Arduino Lesson 1. Blink | Adafruit Learning System
ckeck if pin connected to ground - Project Guidance - Arduino Forum
![Newb] DigitalRead - 1's & 0's in my "0's function" :S - Programming Questions - Arduino Forum](https://europe1.discourse-cdn.com/arduino/original/4X/8/d/c/8dc7cdf2344a3705f3df229f2f123ad8166b491b.png "Newb] DigitalRead - 1's & 0's in my \"0's function\" :S - Programming Questions - Arduino Forum")
Newb] DigitalRead - 1's & 0's in my "0's function" :S - Programming Questions - Arduino Forum
The Basics of Arduino: Reading Switch States
Reading a button - - Arduino modular electronics project - Circuitar
The Basics of Arduino: Reading Switch States
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