Components Needed:** Arduino board (e.g. Arduino Uno) Adafruit R307 fingerprint sensor 20x4 LCD I2C module 6 solenoid locks Jumper wires Fingerprint Sensor Connections: Connect the fingerprint ...

The fingerprint Module R307 can store up to 127 fingerprints. once the fingerprints are stored the r307 interacts with the Arduino and process that information if the fingerprint matches with the user ...

The GT-521F52 fingerprint scanner is perfect for use with MCUs, Arduino, Raspberry Pi, in short with everything that can communicate over a serial link.

Components Needed:** Arduino board (e.g. Arduino Uno) Adafruit R307 fingerprint sensor 20x4 LCD I2C module 6 solenoid locks Jumper wires ...

The GT-521F52 fingerprint scanner module. In this review we will take a closer look at the GT-521F52, a small fingerprint scanner module with a serial interface. It can be easily interfaced to a ...