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. Features 🔒 Dual ...
The use of the Arduino UNO as the central microcontroller simplifies the integration of components like the RFID reader, keypad, and locking mechanism, making the system highly customizable and ...
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