Fingerprint Readers for Arduino - R307 Plus Adafruit Version

Learn how to implement fingerprint readers with Arduino using R307 and Adafruit-compatible versions in this comprehensive tutorial. Discover the process of enrolling fingerprints using a Windows demo program and reading them back on Arduino to power a small door lock. Explore the differences between fingerprint readers, including wire color variations, and understand the importance of choosing a suitable Arduino UNO with a proper USB to Serial converter. Gain insights into various 12V door locks and their current requirements. Access the Adafruit library and additional resources provided in the GitHub repository. Follow along with the step-by-step demonstration, from initial setup to troubleshooting, and learn how to create a secure fingerprint-based locking system for your projects.

Intro
Sketch
Demo
Arduino code
Where to buy
Troubleshooting
Circuit
Conclusion