DESCRIPTION : This project demonstrates how to interface a 4x4 matrix keypad with an LCD (16x2) display using an Arduino board. The system captures key presses from the user via the keypad and ...

This Arduino project uses a 4x4 keypad and an I2C LCD display to create a simple calculator. It supports basic operations like addition, subtraction, multiplication, and division. Users input numbers ...

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.

If you want to add a keypad to your Arduino project, the options are pretty limited. There’s that red and blue 4×4 membrane we’ve all seen in password-protected door lock projects,… ...

Arduino Keypad Door Automation. 45 Comments . by: James Hobson. November 1, 2013. Title: Copy. Short Link: Copy [Andrea] just sent us this great student hack he made for his room.

A new pre-assembled front panel, the VP4546, integrates a graphic LCD module with a customizable keypad. Targeted at low-volume user-interface applications such as instrumentation ...

In an era where homeowners frequently leave for work or education, robust security for residences is imperative. Traditional security measures, including window and door locks, present challenges such ...