To control a solenoid lock using the R307 fingerprint sensor and Arduino, you can follow these steps: Components Required: R307 Fingerprint Sensor Esp32 12V Solenoid Lock Relay Module Power Supply ...

1. Fingerprint Sensor: Model: Adafruit Fingerprint Sensor Function: Captures fingerprint images and processes them to identify matches against stored fingerprints. Communication: Uses serial ...

Abstract: Traditional key-based locking systems are progressively being replaced by more effective and cutting-edge technological solutions in the security and access control domain. The design and ...