A keypad is one of the most commonly used input devices in microprocessor applications. In a standard keypad wired as an X-Y switch matrix, normally-open switches connect a row to a column when ...

This repository explores the interfacing of 4x4 keypad with an Arduino, but without using any built-in headers. The goal is to completely learn the interfacing mechanism from scratch. The code is ...

This project is an Arduino-based security gate system that uses a keypad to enter a password and a servo motor to unlock the gate. It also includes LED indicators to show the locked and unlocked ...

[Andrea] just sent us this great student hack he made for his room. He’s constructed an Arduino keypad door lock — without using any proper fastening hardware! The entire build is made out of scrap ...

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. JEM ...

Makers, hobbyists and developers that enjoy building projects using the awesome Arduino Uno development board may be interested in a new enclosure that has been designed by JEM Innovation called the ...

Most of us have had a sibling that would sneak into our room to swipe a transistor, play your guitar or just mess with your stuff in general. Now there’s a way to be immediately alerted when said ...

Abstract: 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 ...