An Arduino is a popular open-source single-board microcontroller. Learn how to program one and let the possibilities take shape.

CodeBender is a browser-based IDE that supports uploading to nearly any Arduino board. You can use the program to copy sample code, browse code uploaded by other users, and even store private ...

Programming means understanding how code interacts with actual computer hardware. If you want to get a visceral (and fun) understanding of programming, start with an Arduino.

He builds a simple dead bug Arduino (which he calls an Audioino) using a handful of resistors, a pair of caps, an LED, a reset switch, and most importantly – an audio jack.

This software will let you write programs on your computer (using Python) that interact with an Arduino Uno. For instance, you might press a button on the Arduino that opens a web browser, or hit a ...

John Boxall, author of the new book Arduino Workshop, shares a few of the projects from his book on how to get started with the microcontroller. (Click the links to see PDFs of the complete ...

This article describes the construction of a simple Arduino RFID Access control DIY (Do It Yourself) Project using Arduino UNO and a RFID reader module (EM-18) to control an LED and a Relay. Circuit ...

Learn how to easily adjust the contrast of a 1602 LCD display using Arduino. In this quick tutorial, I’ll show you a simple trick to control the contrast electronically, without relying solely ...

I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader, a buzzer for the alarm and a relay shield for the security system.