This project demonstrates how to create a digital safe lock system using an Arduino, a 4x4 keypad, and a 16x2 LCD display. The system prompts the user to enter a numerical passcode via the keypad, ...

This project is a 4-digit digital lock implemented using an Arduino Uno, 4x4 keypad, 16x2 LCD, and servo motor. The lock system allows users to enter a predefined PIN using the keypad. If the correct ...

Often times, we need to secure a room at our home or office (perhaps a secret dexter’s laboratory) so that no one can access the room without our permission and ensure protection against theft or loss ...

It consists of 16 buttons arranged in a 4x4 grid and is covered with a flexible membrane that protects the buttons and ensures their durability. In this blog, we'll go over how to interface a 4x4 ...

I've built my own Arduino-based keypad lock system with a cool LCD display. 🤖💡 Key Components Used: - Arduino Uno - 4x4 Matrix Keypad - 16x2 LCD Display - Red and Green LEDs - Buzzer ...

Electronic and Arduino enthusiasts searching ... The DIY biometric lock is also equipped with three push buttons and a 16×2 LCD display. “This is a security door lock with fingerprint sensor.

The project ‘SafeHaven Shield,’ is an Arduino-driven home security system seamlessly integrating RFID and PIR sensors with a keypad lock. This advanced system ... verification and status display using ...