Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This beginner-friendly project is perfect for learning basic electronics, sensors, and ...

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 ...

This one’s a bit abstract. Remember those LCD games that became quite popular sometime in the 1990’s? You know, the ones that had only one game, usually a character that could be moved … ...