Arduino

Most of the devices you own can connect to Wi-Fi, but your Arduino sits on its lonesome. If you want to add Wi-Fi to Arduino projects, […]

Dot matrix LEDs are standard electronic components for electronics kits. Using these components, you can control a large number of LEDs with just a small number […]

Originally published by Feb 5, 2020 Table of Contents Introduction Brightness cannot be digitally adjusted Changing LED brightness using digital output Adjusting brightness with PWM Making […]

Arduino projects make it possible to build your own custom electronics, but that doesn’t mean they can’t interact with your regular gadgets like your laptop or […]

Scrambling to find the mute key when an annoying video starts playing or when someone walks into your office can be a hassle. You have to […]

A single LED can be handy in testing Arduino projects. But when you add an LED matrix, you can get really creative, spelling out letters, numbers, […]

If you want to keep the cats off the counter, a squirt bottle is an easy discipline method. However, you can’t always be in the room. […]

You might already know that the remote control for your TV uses infrared light that’s invisible to the naked eye to send coded signals instructing the […]

RFID tags are small, rewritable chips that can store small amounts of data like names, addresses, product information, and more. They can take the form of […]

In the past, we’ve shown how to control an LED matrix with an Arduino. However, if your project only needs to show numbers, you might be […]