This project demonstrates how to control an LED using a push button with an Arduino board. When the button is pressed, the LED toggles on and off. This simple circuit can be a great starting point for ...

Control three LEDs using three push buttons with an Arduino Uno. This project demonstrates how to control three LEDs using three push buttons with an Arduino Uno. Each button controls one LED, ...

Running out of GPIO pins? Learn how to connect multiple buttons to just one Arduino pin using clever wiring and resistor techniques. Perfect for compact projects, keyboards, or when using small boards ...