🔐 Arduino Keypad Door Lock System A simple and effective security system using Arduino Uno, a 4x4 matrix keypad, and a relay-controlled electric lock. This project allows you to unlock a door using a ...

[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 ...

Contribute to Kaanceliktas/Arduino-Keypad-Lock-System development by creating an account on GitHub.

(keypad: columns and rows switching) So now you can see how the button presses can be translated into electrical data for use with a microcontroller. We can now start the real experiment with as ...

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 ...

Traditional security measures, including window and door locks, present challenges such as key loss and theft, necessitating innovative solutions. The project ‘SafeHaven Shield,’ is an Arduino-driven ...

Simulation of Arduino Calculator: We can also try simulating the project using Proteus software. Proteus does not have an Arduino component on it’s own, but can be easily downloaded and added to its ...