You can also contribute see how to contribute
All credits a blog post at how2electronics.com refer their blog post how2electronics fingerprint biometrics attendance
- Materials
| NAME | QTY |
|---|---|
| arduino UNO board. | 1 |
| LCD Display | 1 |
| RTC Module (DS3231/DS1307 Real Time Clock Module) | 1 |
| R305/R307 Fingerprint sensor module | 1 |
| LCD Display | 1 |
| Potentiometer 10k | 1 |
| Push buttons , Push-To-ON Reset Tact Switch | 5 |
| Buzzer 5V Active Buzzer | 1 |
| LED any color | 1 |
| Connecting Wires / jumpers | 20 |
| Breadboard | 1 |
- Specifications
R305/R307 Fingerprint sensor module
voltage : 3.6 - 6.0 VDC
storage capacity : 250
scanning speed : 0.5 sec
- Block Diagram
- Circuit Diagram
-
Arduino Libraries
You can use the arduino packages downloader in the arduino IDE or download these libraries manuaaly.
DS3231 Library - Download Adafruit Fingerprint Sensor Library - Download
Arduino code here -> ARDUINO CODE