Arduino Fans

Control Gate Lock with Your Fingerprint by Using Arduino and Fingerprint Scanner

Here’s a complete outline and Arduino sketch for controlling a solenoid Gate lock using a fingerprint scanner, displaying status on a 0.91-inch I2C OLED (128×32 or 128×64), and storing/recognizing fingerprints. 🧰 Required Components 🔌 Wiring Diagram (example) Fingerprint Sensor (R307): Sensor Pin Arduino Pin VCC 5V GND GND TX D2 RX D3 Uses SoftwareSerial for […]