The most popular display system widely used in Arduino projects is the liquid crystal display (LCD). LCD displays consists primarily of two sheets of polarized glass plates with a thin layer of liquid ...

A small LCD screen can be extremely helpful with small microcontroller projects. Not everything needs to communicate to a fancy server using an ESP8266. However, if the simplicity of the character ...

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 data ...