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 ...

In this project, we are going to make an OTP-based smart wireless locking system ... Arduino Code In the second part of coding, we need to set up serial and Braud rates for Bluetooth. Here I have used ...

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Abstract: In recent trends, smart buildings ... namely the door lock system. The door lock system determines the security by allowing the owner to monitor the buildings with a Smartphone-controlled, ...

An IoT based smart digital automated system plays ... This is a simple project that helps users in accessing the doors within a specific range. Android software will access the door lock and the ...