Working with an LCD Screen: A Johnny Five Guide
LCD screens are versatile components that can be used in a variety of projects. In this guide, we will learn how to work with an LCD screen using the Johnny Five library. Let’s get started! Getting Familiar with the LCD Screen The LCD screen we will be using is the 1602A model, which has 16 pins. Here is how it should be wired: Pin 1: 0V Pin 2: Potentiometer (backlight control) Pin 3: 5V Pin 4: Arduino Pin 7 Pin 5: 0V Pin 6: Arduino Pin 8 Pin 11: Arduino Pin 9 Pin 12: Arduino Pin 10 Pin 13: Arduino Pin 11 Pin 14: Arduino Pin 12 Pin 15: 5V Pin 16: 0V Wiring the LCD Screen To control the backlight, connect the middle pin of the potentiometer to the LCD screen, the left pin to 0V, and the right pin to 5V....