Arduino Fingerprint Door Lock Project. 11:17 am September 14, 2018 By Julian Horsey. Electronic and Arduino enthusiasts searching for an Arduino project to keep them busy this weekend may be ...

Circuit Diagram for Solenoid Door Lock using Arduino is given below. Connections between Arduino and RFID are given in the table below. The positive pin of the buzzer is connected to digital pin 4 of ...

The Arduino door lock project is a fascinating blend of hardware and software. The core component is the Arduino Uno, a versatile microcontroller board that is popular among hobbyists and ...

If you want to add a keypad to your Arduino project, the options are pretty limited. There’s that red and blue 4×4 membrane we’ve all seen in password-protected door lock projects,… ...

There are four outputs from the Arduino, three for RGB LED, which indicates the Status of Door Lock, and one output goes to TIP31A Transistor, which opens the Electric Door lock, by giving it 12v ...