Using switches with an Arduino – Input Pull-Up / Pull-Down
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How to Use Digital INPUT and INPUT_PULLUP on Arduino - YouTube
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Arduino Tutorial: Arduino-pull-up-resistor-Beginner Project - YouTube
How to Wire a Button to Arduino? Using Internal Pull-Up. - Circuit Journal
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arduino - Understanding pull down resistor current flow - Electrical Engineering Stack Exchange
How to Wire a Button to Arduino? Using Internal Pull-Up. - Circuit Journal
Pull-up and pull-down resistors on Arduino - ElectroSoftCloud
Digital Input Pull-Up Resistor | Arduino Documentation
The Simplest Way to Wire a Button to Arduino (with Internal Pull-Up) | Arduino Button Tutorial - YouTube
L1: Using buttons - Physical Computing
Why do I need these Pull-Up Resistors in my I2C interface and Arduino doesn't require them? : r/AskElectronics
