How to make Password Door Lock

The Project

4×4 Matrix Keypad is used to enter the password.

Hardware

Education

Identity

Community

I chose to make this project because...

Applications of Password Based Door Lock System This simple circuit can be used at residential places to ensure better safety.

What I found difficult and how I worked it out

resource allocation, time management, and stakeholder engagement.

Next time, I would...

They’re meant to be used as a door from one room to another and not as a security measure.