Project Description A secure door lock system using Arduino Uno, RFID (MFRC522), and a 4x4 Matrix Keypad. Authorized users can unlock the door with either an RFID tag or a PIN code.

Servo Motor Control: Move the servo motor to a specific angle upon valid authentication. Easy Integration: Compatible with Arduino and other microcontroller platforms. Requirements 🛠️ Hardware: ...

RFID enables wireless data collection by readers from electronic tags attached to or embedded in objects, for identification and other purposes. This article describes the construction of a simple ...

Abstract: Among the many potential applications of inexpensive radio frequency identification (RFID) technology are security, tracking assets, people monitoring, supply recognition, and access control ...

The system controlled by Arduino Uno microcontroller centrally. Microcontroller detects the output of Radio Frequency Identification (RFID), Keypad 4×4, Limit Switch, Light Dependent Resistance (LDR) ...