September 9, 2021
How to connect your Arduino to Wi-Fi

How to connect your Arduino to Wi-Fi

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, […]
September 9, 2021
Display characters with LEDs

Display characters with LEDs! How to use a matrix LED

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 […]
August 29, 2021
LED circuit

The Basics of Arduino: Adjusting LED Brightness

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 […]
August 29, 2021
arduino preprocessor

Arduino Preprocessor Directives Tutorial

Originally published by Jun 6, 2017 Table of Contents Introduction What do I need to get started? How it works After you press “Upload” Preprocessor basics […]
August 6, 2021
How to control an Arduino from a Windows computer

How to control an Arduino from a Windows computer

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 […]
August 5, 2021
nRF24L01+

How to Use the NRF24l01+ Module with Arduino

Originally published by Apr 13, 2017 Table of Contents Introduction Specs Step by Step Guide to Using an NRF24l01+ Module with Arduino Related Articles Introduction Previously, […]
July 11, 2021
Setting Up Raspberry Pi as a Home Media Server

Setting Up Raspberry Pi as a Home Media Server

Originally published by Aug 8, 2019 Table of Contents Introduction Overview Required Components Guide to Setting Up Raspberry Pi as a Home Media Server Setting Up […]
July 1, 2021
How to control your computer using hand gestures

How to control your computer using hand gestures

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 […]
June 30, 2021
How to integrate an RFID module with Raspberry Pi

How to integrate an RFID module with Raspberry Pi

Originally published by Jan 23, 2019 Table of Contents Purpose Overview Equipment Step-by-Step Guide to Integrating an RFID Module with Raspberry Pi Designing the Circuit Writing […]
June 30, 2021
How to Run Arduino Sketches on Raspberry Pi

How to Run Arduino Sketches on Raspberry Pi

Originally published by Feb 21, 2018 Table of Contents Introduction Equipment How to Run Arduino Sketches: Arduino IDE Setup How to Run Arduino Sketches: Raspberry Pi […]
June 3, 2021
Enter the Matrix, LED Matrix that is! Create your very own light up LED display with Arduino

Enter the Matrix, LED Matrix that is! Create your very own light up LED display with Arduino

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, […]
May 17, 2021
Get better sound from your Raspberry Pi by replacing its analogue audio output

Get better sound from your Raspberry Pi by replacing its analogue audio output

Replacing the Analogue Audio Output on the Raspberry Pi   The analogue audio output on the Raspberry Pi gets a bad rap, although I reckon it’s […]