说明：  FM1702_1704_1705中文说明书 --非常详细的RC500或FM1702的中文数据手册 1. 概述. FM1702/1704/1705 是复旦微电子股份有限公司设计的基于ISO14443 标准的. 非接触卡读卡机专用芯片，采用0.6 微米CMOS EEPROM 工艺，支持13.56MHz. 频率下的typeA 非接触通信协议，支持多种加密算法，兼容Philips 的MF RC500 读卡机芯片.
(FM1702_1704_1705 Chinese brochures-- very detailed RC500 or FM 1702 of a Chinese manual data. outlined. FM1702/1704/1705 of Fudan Microelectronics shares Limited design based on ISO14443 standards. Non-contact card reader ASIC. using 0.6 micron CMOS EEPROM process, support 13.56 MHz. typeA frequency of non-contact communication protocol, support for multiple encryption algorithm, compatibility of Philips MF RC500 chip card reader.)