This is a smart school door lock system prototype that uses Arduino Uno and NodeMCU ESP8266, along with a MySQL database and a local PHP website. It aims to track the time-in and time-out records of ...

Smart_Door_Lock_Arduino_Code_Final.ino ---This file is for Arduino UNO board source code loaded into hardware app.zip contents: ---Android Studio project only "app" folder containing java and xml ...

Below you can find our actual hardware setup of the Arduino RFID Door Lock System developed by using Circuit Diagram and Pin Connection Details as a reference. We have built a lot of RFID based ...

The data after verification is sent from mobile to a suitable cloud database, from where the smart door lock system retrieves the data ... for NodeMCU is developed in C and is admin/uploaded using ...

This article intends to offer a security system based on Arduino technology, in which the door lock and Wi-Fi are combined to create a fantastic powerful system along with a mobile application to send ...