Arduino Password Entry System with Keypad and LCD Display This project is an Arduino-based password entry system that uses a 4x4 keypad for input and a 16x2 I2C LCD display to show messages. The ...

This project implements a scrolling marquee on a 20x4 I2C LCD display using an Arduino. The code displays static and scrolling text on different rows of the LCD, with adjustable scrolling speed.

This suits the commonly available Arduino shields which combine a 16×2 character LCD with a set of four tactile buttons in a cross formation.

Makers and developers that enjoy creating projects using the Arduino platform may be interested in a new shield for Arduino that incorporates an LCD JEMshield++, keypad and enclosure all in one ...