This article will help you build a simple Arduino-based DCC system. Growing up in the 1980s I was living the dream. I had an ...

An RGB LED module is a versatile lighting component that can produce millions of colours by mixing red, green, and blue light. The RGB LED module used in this ESP32-S3 Box-3 Arduino programming ...

Code for Button/Blink Test (SN095) – Chapter 1, page 11 This code is basic but allows the reader to gain insight into key elements for several other projects in this book. It combines two pieces of ...

The Arduino is a platform for physical computing which is based on a development environment that uses wiring library and a simple I/O board so that the writing of C/C++ programs that run on the board ...

A Charliplexed LED heart circuit is being controlled by an Arduino system and can be useful in times of Valentine’s Day. A Charliplexed LED heart circuit is being controlled by an Arduino system and ...

How long can you keep an Arduino circuit running on three AA batteries? With careful design, [educ8s] built a temperature sensor that lasts well over a year on a single charge of three 2250 mAH ...

I’m not a fan of educational toys. They’re usually either too educational or too toy-like and, in the end, kids get little education and little fun. The Code Kit from LittleBits has changed my mind.

Case Western Reserve University’s Women in Tech Initiative continues; this time with a lively conversation with four students who are part of Girls Who Code. We spoke with Joy Fan, CWRU, ’25, Computer ...

The Raspberry Pi Pico is the new kid on the microcontroller block. How does it compare to the long-established Arduino Nano?