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 ...

The LCD Tester project aims to provide a simple, efficient, and reliable method for testing Liquid Crystal Displays (LCDs). By leveraging the compact and powerful Arduino Micro, this tester can ...

Seven-segment displays and monochrome LCDs are fine for most projects, but some things simply look better in color. [John] over at the Little Bird Electronics blog recently wrote up a tutorial demo… ...

[Kaushlesh Chandel] prototyped a few projects on his Arduino that use an HD44780 Character LCD. Wanting to keep these projects in one piece, but not sacrifice his Arduino board, so he etched his ow… ...