在日常生活中，IC卡的使用越来越广泛，因为它的结构简单，生产成本低廉，使用非常方便。目前用在IC卡的通用存储器芯片多为EEPROM，其常用协议主要有I2C总线和三线串行连接协议。-In their daily lives, IC card, more and more widely used because of its simple structure, the production of low-cost and very convenient to use. Currently used