A secure embedded system project that implements a password-protected door lock using an Arduino, 4×4 matrix keypad, 16×2 LCD, and a servo motor. The system provides real-time user feedback, limited ...

Here is the circuit diagram of Electronic code lock system using 8051 microcontroller. It is very useful at residential places to ensure better safety. This system demonstrates a circuit named ...

When the RFID door lock system is powered on, the servo motor moves the lock to the "open" position by default. The LCD displays “Welcome! Put your card.” When an RFID card is brought near the RFID ...

Arduino enthusiasts looking for a new project to complete over the weekend might be interested in this Arduino door lock which is automatically activated as soon as you enter incognito browsing mode ...

This is a simple password based door locking system circuit designed using 8051 microcontroller. It provides control to the actuating the load. It is a simple embedded system with input from the ...

Abstract: The Internet of thing devices are interconnected physical objects that collect and share data over the internet. IoT has the potential to revolutionize many industries, including security.