{"title":"Finger Print Unit (FPC1020A)","handle":"finger-print-unit-fpc1020a","url":"/products/finger-print-unit-fpc1020a","description":"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.\n\nKey Features\n\n\nAll-in-One Sensor – Integrated fingerprint collection, processing, and matching\n\nUART Communication – Connects via Grove C port on M5Stack\n\nConfigurable Security – 5 security levels (default: level 3)\n\nFast Processing – Fingerprint matching in < 0.45 seconds\n\nCompact and Low Power – Suitable for portable projects\n\n\nSpecifications\n\n\nFingerprint Capacity – 1000 / 1700 / 2000 / 3000 (default: 1700)\n\nFalse Acceptance Rate – < 0.001% (security level 3)\n\nFalse Rejection Rate – < 0.1% (security level 3)\n\nSecurity Levels – 1–5 (default: 3)\n\nInterface – UART\n\nBaud Rate – 9600–115200 (default: 19200)\n\nUART Settings – 8N1 (8 data bits, no parity, 1 stop bit)\n\nCharacteristic Size – 193 bytes\n\nProcessing Time – < 0.45 seconds\n\nOperating Temperature – -10°C to 60°C\n\nOperating Humidity – 20%–80%\n\n\nPin Mapping (Grove C)\n\n\nM5Core U2RXD → FINGER TXD\n\nM5Core U2TXD → FINGER RXD\n\n5V → 5V\n\nGND → GND\n\n\nIdeal For\n\nFingerprint attendance systems\nBiometric locks and access control\nIdentity verification projects\n\n\nPackage Contents\n\n1× FINGER Unit\n1× Grove Cable\n\n\nResources\n\nCommunication Protocol (GitHub)\nArduino Example Code (GitHub)\n","vendor":"Little Bird","product_type":"physical","in_stock":false,"options":[],"variants":[{"id":4796,"title":"Default Title","sku":"M5-U008","price":40.33,"compare_at_price":0.0,"on_sale":false,"in_stock":false,"available_quantity":0,"option1":"Default Title"}]}