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Current location:Home > Product Center > Fingerprint Recognition Product > Capacitive Fingerprint Module

CAMA-AFM31 Capacitive Fingerprint Module With Original FPC1020 Fingerprint Sensor


Model: CAMA-AFM31 Capacitive Fingerprint Module

Sensor: FPC1020 capacitive fingerprint sensor 

fingerprint image size: 242 x 266 (pixel) 

Power supply: DC3.3V 

Working current: < 100mA 

Communication mode: UART & USB
Live fingerprint detection: Support

Product details

CAMA-AFM31 Capacitive Fingerprint Module With Original FPC1020 Fingerprint Sensor

CAMA-AFM31 Capacitive fingerprint module is an ideal OEM fingerprint module designed to biometric security solution developer and manufacturers for integration with various applications such as access control system,time attendance,mobile device,safe box,door lock and so on. 

Powered by world best, multi-award winning CAMA fingerprint algorithm, CAMA-AFM31Capacitive fingerprint module offers powerful identification performance .

Product Features

       #  2000 fingerprints capacity 
       #  360 degree identification
       #  Live scan function ( identify fake finger)
       #  Auto-learning function
       #  Fast identification speed 
       #  Support 1:1: and 1:N verification 
       #  FAR<0.001% FAR<0.1%
       #  Original FPC1020 fingerprint sensor

Product Specifications



Fingerprint Sensor

FPC1020 capacitive fingerprint sensor

Fingerprint Scan Area

10.64mm x 14mm

Fingerprint Image

242 pixel x 266 pixel

Fingerprint   Image Resolution


Fingerprint Template

496 bytes

Communication Interface

USB (5V) & UART (3.3V)





Identification Speed

1:1<0.45s; 1:N (2000 fingerprints)<0.9s

Fingerprint Capacity

2000 Fingerprints

Working Current


Standby Mode


Power Supply


Working Temperature

-20℃ - 60℃

Working Humidity

20% - 80%

Product Size

CAMA-AFM31 master board size
afm31 connector--20190522.jpg

FPC1020 Fingerprint sensor dimensions
AFM31 fingerprint sensor dimension.jpg

Interface Details 

afm31 connector signal.jpg
*USB interface: Use a 5 pin 1.25mm flat cable to connect with CN1

Pin. No. Signal name Signal Description Note.
Pin 1 USB DC5V Power supply of the module Power supply range:3.6V-
Pin 2 DM USB D- ISP interface
Pin 3 DP USB D+
Pin 4 ID Module already grounded

*UART interface: Use a 5pin 2.0 pitch flat cable to connect with CN2

PIN No. Signal name Signal Description Note
Pin 1 DC3.3 V Module power supply 3.3V±0.5%
Pin 2 FP_RX Receive end of UART, 3.3V TTL Connect with MCU
Pin 3 FP_TX Send end of UART, 3.3V TTL Connect with MCU
Pin 5 /RST Reset signal of the module L-reset H- Normal
Pin 6 FingerDet Fingerprint detect

Note: There is reset circuit on PCB board already, but for better control the reset
function, user can control reset action of the module by using an MCU GPIO pin. 

Technical Support

To support you electronic engineers to do developing works, CAMABIO will provide you following materials after you bought the product


1. User Manual of CAMA-AFM31 ( Command Protocols Included)

2. DEMO Software For Testing Purpose


If you have any technical questions before you buy CAMA-AFM31 Capacitive fingerprint sensor module , you can contact us for support.
Where you can use this product ?

CAMA-AFM31 Capacitive fingerprint module can be widely used for products below

1. Fingerprint door lock system

2. Biometric access control system

3. Biometric time attendance system

4. Fingerprint car starter

5. Fingerprint safe box lock

6. Automatic Vendor Machine

application 2.jpg