Product description: Capacitive fingerprint reader - UART - DFRobot SEN0542
Capacitive, easy-to-use fingerprint reader from DFRobot equipped with a powerful processor and IDfinger6.0 algorithm. The module communicates via the UART interface . This type of verification is a combination of a high level of security with convenience in use. The device is characterized by low power consumption and small size and guarantees quick fingerprint recognition. The reader has a memory that allows it to store up to 80 fingerprint templates . Working with the Arduino library, the reader can enter, delete and identify fingerprints through the UART interface. The device will work in door and cabinet locks as well as in identity and authorization recognition systems.
The main features of the fingerprint reader
- Input, deletion and identification of fingerprints
- Built-in memory for 80 fingerprints
- Cooperation with the Arduino library
- Self-learning function
- 360° scanning
- Ease of use
- Small size
- Low energy consumption
- Fast work
- Wide range of applications
Pin description
- GND - system ground
- RX - serial data input
- TX - serial data output
- VIN - CPU power pin 3.3 V
- IRQ - fingerprint reader output, activated by high state
- 3V3 - scanner power pin
Arduino compatible product
The manufacturer has prepared a user guide with sample code for Arduino users.
Fingerprint reader technical specification
- Type: capacitive touch sensor, fingerprint reader
- Communication: UART
- Image: 508DPI
- Resolution: 160 x 160 px
- Image greyscale: 8
- Memory capacity 80 fingerprint templates
- Matching time: < 0.5s (1:N)
- Operating voltage: 3.3V
- Operating current: < 40mA
- Scanner diameter: 19 mm
Kit contents
- Fingerprint reader module
- Fingerprint scanner
- FPC 6-pin cable, pitch 0.5 mm
Useful links |