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 ...

Let it hit your red LED and you ... yellow-light button presses would make it speed up even more. But there are really just the two speeds with the current programming. Inside the cool laser ...

The alarm only stops when you press the push button connected to the Arduino. For this setup, the program uses only 27 lines, and you'll mostly be dealing with "if" statements, perfect for when ...

The controller is just a piece of perfboard with four push buttons. He had to work out all of the programming to ensure the game ran ... That’s how I built an 8x8x8 LED cube. An arduino ...

In a previous article, we looked at connecting various kinds of Arduino hardware to your Mac. Here's how to get started programming on them to create your own projects.

In the end, you’ll have a real, physical thing that does what you program ... how to connect LEDs, buttons, resistors, potentiometers, and servos to either a power source or Arduino.

Now lets see the schematic and how I’ve connected the 8 leds + resistors and 1 button + pull-up resistor to the Arduino Board (this was the easy part). In the first picture you have the schematic as ...