FINGER is a fingerprint recognition sensor designed to provide reliable and convenient biometric fingerprint recognition capabilities. It features the integrated FPC1020A capacitive fingerprint recognition module, which enables functions such as multi-fingerprint enrollment, image processing, feature extraction, fingerprint matching, and searching.Utilizing the UART communication protocol, FINGER ensures secure and efficient data transmission. Its compact design and low-power operation make it suitable for various projects, offering both reliable security levels and optimal user convenience. If you are looking to incorporate biometric fingerprint recognition into your project and require a stable and dependable mechanism for enrollment, verification, and management, FINGER Unit provides an excellent solution.To use FINGER, simply connect it to PORT C, and it will communicate with the M5Core device via UART protocol.