Back in 1991, I was in New Delhi visiting the iconic Lotus Temple (Bahá’íHouse of Worship). The temple’s breathtaking ...

Building a computer on a breadboard is a seminal project for many builders, but it can become complicated quite quickly, not ...

First we want to generate the 134.2kHz carrier frequency for the reader. We can do that by using any of the Arduino's PWM-capable timers to generate a square wave. Arduino timers can only achieve a ...