const int greenLED = 3; // Green LED connected to pin 3 const int yellowLED = 2; // Yellow LED connected to pin 2 const int redLED = 1; // Red LED connected to pin 1 int buttonState = 0; // Variable ...

Traffic lights are going to have a special feature ... Thanks to these components we can let the current pass or not. When using a push button with Arduino we have to have certain precautions, ...

Connect the components as shown in the circuit diagram. Upload the provided code to the Arduino board. Press the button to light up the LED.

Here is a simple Arduino Camping Light project. In this design, only one push button switch is used to control the light output (from a bunch of white LEDs) between off, dim, medium, and full ...

Did you know that you can use Arduino to turn on an LED when you press a button? Well, it is true, you can do this! Leaving the joke aside, let me show how you can achieve this. You will need the ...