FM17XXX serials are highly integrated transceiver IC for contactless communication at 13.56MHz. FM17XXX serials support Reader/Writer mode compliant with ISO14443/ISO15693 protocol. And FM17XXX chips can operate to a RFID/contactless card/tag at a distance 5-7cm depends on the antenna size and matching tuning. These contactless reader/writer chips are suitable for wide applications like POS, door locker, access control, and anti-counterfeiting and identification.