Tinkercad + Arduino Lesson 6: Pull-up and Pull-down Resistors - YouTube
Using Pushbuttons with Arduino. Pullup vs Pulldown resistors - Hackster.io
Push Button with Arduino | Pull up & Pull down resistor | Led Control using Button - YouTube
arduino uno - Do I need a pull-up/down resistor for button LED circuit? - Arduino Stack Exchange
Arduino 5: Resistores de pull-up – Eletrônica para artistas
Arduino Tutorial: Arduino-pull-up-resistor-Beginner Project - YouTube
Pull-up Resistors and Pull-down Resistors Explained
Indicator LED doubling as pull-up circuit - General Electronics - Arduino Forum
Pull-up Resistors - SparkFun Learn
How Pull Up & Pull Down Resistor works
GPIO General Purpose Output Circuits
What is Pull Up and Pull Down Resistor and Where to Use them?
Pull-up / Pull-down resistor
how to connect an led using a pull up resistor | Forum for Electronics
Pull Up Resistors - Tinker Hobby
Pull-up Resistors - SparkFun Learn
Pull-up and Pull-down Resistors | Resistor Applications | Resistor Guide
Led with pullup button
Add pull-down resistors to RGB LED MOSFETs · Issue #51 · Severson-Group/AMDC-Hardware · GitHub
arduino uno - Do I need a pull-up/down resistor for button LED circuit? - Arduino Stack Exchange
Pull-up resistor - Wikipedia
Pull-up and Pull-down Resistors - Circuit Basics
Digital Input Pull-Up Resistor | Arduino Documentation
