Recommended · for beginners

Floating Pins, Pull-Up Resistors and Arduino

Name: Floating Pins, Pull-Up Resistors and Arduino
Channel: Programming Electronics Academy
Description: Recommended for understanding why an unconnected input reads erratically and how a pull-up or pull-down resistor settles it, especially when first using Arduino.

Programming Electronics Academy

Why people recommend it

Recommended for understanding why an unconnected input reads erratically and how a pull-up or pull-down resistor settles it, especially when first using Arduino.

Watch for: Useful if an input seems to switch by itself

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Why people recommend it

If you liked this

Short and sweet: pull up/pull down resistors explained

Electronics 201: Pull-Up and Pull-Down Resistors

Arduino Tutorial 27: Understanding Pushbuttons and Pull Up and Pull Down Resistors

How To - Expand Digital Inputs with the 74HC165 + Test Code

Tutorial 01: Hardware Overview: Arduino Course for Absolute Beginners (ReM)

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