![](/files/collabspace/5/05/105/77105/images/bcf03a6f_opt.jpg)
A biometric fingerprint sensor is used to scan and to detect the fingerprint of some pre-enrolled persons.
![](/files/collabspace/5/05/105/77105/images/bb117e62f_opt.png)
An Arduino program is able to change the color of a RGB LED in function of each fingerprint :
![](/files/collabspace/5/05/105/77105/images/bc1196f4f_opt.jpg)
![](/files/collabspace/5/05/105/77105/images/bac4a225_opt.png)
none registred finger will generate the red color.
![](/files/collabspace/5/05/105/77105/images/b8cea82f_opt.jpg)
![](/files/collabspace/5/05/105/77105/images/bce329a5_opt.png)
Another registred finger will generate the blue color.
You can see our presentation here :
finger print.pptx