逻辑加密IC卡芯片SLE4428及其应用

Introduction and application of SLE4428 IC Card with PSC

介绍了Siemens公司逻辑加密IC卡芯片SLE4428的基本组成、操作指令、时序以及与单片机的接口电路,该IC卡接口电路中加入了短路保护设计,可以防止插入非法卡而损坏其它元件。

The article introduces the characteristic,operation instruction,timing and the interface circuit connected to MCU of SLE4428 IC Card. In the interface circuit,the short circuit protection is used to prevent the damage to the othe rparts.