Project Overview: In this project, I successfully wired up and utilized the LCD display to print custom messages using Arduino Uno. The display has an LED backlight, and I even incorporated a ...

Backlight (Optional): Connect the LCD’s A (anode) pin to 5V via a 220Ω resistor. Connect the LCD’s K (cathode) pin to GND. Control Pins: Connect RS (pin 4 on the LCD) to a digital pin on the Arduino ...

LCD.h is the file including all the fixed constants and the local methods used to manage the display. Also useful to create a good documentation of the display features local methods. You should ...