Arduino misconceptions 1: need to use external pull-up resistors
Using Pushbuttons with Arduino. Pullup vs Pulldown resistors - Hackster.io
L1: Using buttons - Physical Computing
Interference on my digital input - suggested fixes? - General Electronics - Arduino Forum
Digital Input Pull-Up Resistor | Arduino Documentation
Hardware fundamentals: how pull-down and pull-up resistors work
How to Wire a Button to Arduino? Using Internal Pull-Up. - Circuit Journal
InputPullupSerial | Arduino
Pull Up or Pull Down? - Project Guidance - Arduino Forum
Arduino Digital Input: How to Use the Pull-Up Resistor! - YouTube
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
Pull-up Resistor vs Pull-down - Differences, Arduino Guide - Latest Open Tech From Seeed
3 Different way of connecting a push button to Arduino » DIY Usthad
How to wire a switch to a microcontroller with pullup resistors
![Arduino - LED, Push Button, and Potentiometer [Tutorial] - The Robotics Back-End](https://roboticsbackend.com/wp-content/uploads/2021/09/arduino_circuit_led_push_button_potentiometer.png "Arduino - LED, Push Button, and Potentiometer [Tutorial] - The Robotics Back-End")
Arduino - LED, Push Button, and Potentiometer [Tutorial] - The Robotics Back-End
In a circuit with a switch and a pull-down resistor, why does the high impedance of the input not discourage current from flowing into pin? - Arduino Stack Exchange
Arduino INPUT_PULLUP Explained (pinMode) - The Robotics Back-End
Pull-up or Pull-down? - General Electronics - Arduino Forum
InputPullupSerial | Arduino Documentation
How to Use Digital INPUT and INPUT_PULLUP on Arduino - YouTube
How to Wire a Button to Arduino? Using Internal Pull-Up. - Circuit Journal
L1: Using buttons - Physical Computing
Pull-up / Pull-down resistor
Pull-up Resistors - SparkFun Learn
