Finger Print Unit (FPC1020A)
The FINGER Unit (FPC1020A) is an all-in-one capacitive fingerprint sensor with built-in fingerprint registration, verification, and management. It communicates via UART and connects to M5Stack devices through the Grove C port. Configurable security levels and fast matching make it suitable for biometric access control projects.
Key Features
- All-in-One Sensor – Integrated fingerprint collection, processing, and matching
- UART Communication – Connects via Grove C port on M5Stack
- Configurable Security – 5 security levels (default: level 3)
- Fast Processing – Fingerprint matching in < 0.45 seconds
- Compact and Low Power – Suitable for portable projects
Specifications
- Fingerprint Capacity – 1000 / 1700 / 2000 / 3000 (default: 1700)
- False Acceptance Rate – < 0.001% (security level 3)
- False Rejection Rate – < 0.1% (security level 3)
- Security Levels – 1–5 (default: 3)
- Interface – UART
- Baud Rate – 9600–115200 (default: 19200)
- UART Settings – 8N1 (8 data bits, no parity, 1 stop bit)
- Characteristic Size – 193 bytes
- Processing Time – < 0.45 seconds
- Operating Temperature – -10°C to 60°C
- Operating Humidity – 20%–80%
Pin Mapping (Grove C)
- M5Core U2RXD → FINGER TXD
- M5Core U2TXD → FINGER RXD
- 5V → 5V
- GND → GND
Ideal For
- Fingerprint attendance systems
- Biometric locks and access control
- Identity verification projects
Package Contents
- 1× FINGER Unit
- 1× Grove Cable
Resources
The Finger Print Unit (FPC1020A) appears in the following collections:
SKU M5-U008
by Little Bird
