Password Based Door Lock System using 8051 Microcontroller

This system demonstrates a password-based door lock system whereby the door is unlocked and the concerned person is given access to the secured area when the proper code or password is entered. The door would eventually be shut.

Related project idea for free

Earthquake and other Disaster Safe Sleep Bed

The Earthquake Safe Sleep Bed is an innovative safety solution designed to protect individuals during seismic events. Engineered to resemble a robust steel box, this bed provides a secure enclosure that shields occupants from falling debris and structural collapse. Utilizing advanced sensor techn...

Smart Ergonomic Chair

The Smart Ergonomic Chair is an innovative piece of furniture designed to enhance user comfort, promote healthy sitting habits, and improve overall well-being. By integrating advanced sensor technology and intelligent systems, this chair aims to address common ergonomic issues, reduce the risk of...

Infrared-Based Underwater Wireless Communication System

This project proposes an infrared (IR) based underwater communication system capable of wirelessly transmitting messages through water. This system presents a cost-effective alternative to traditional long, heavy physical cables that span seas and rivers, which are expensive to install and mainta...

Smart Firefighter Robot with Mobile Alerts

The Arduino Fire Fighting Robot with SMS and Call Alert System is an innovative project designed to autonomously detect and extinguish fires while notifying users via SMS and call alerts. This project utilizes Arduino Nano microcontroller technology, Bluetooth communication, GSM module for cellular...

Automatic Bell System for Institutions

The main goal of this project is to use a microcontroller to implement an automatic bell switching system in place of the manual bell switching currently used in schools or universities. The bell's predetermined timings can be kept in memory by utilizing a microcontroller and RTC. Therefore, the...