摘要
在公路收费系统中,卡座的寿命直接影响了IC卡的普及使用。本文介绍一种非接触IDIC卡(E5550)的结构及其读写方法。利用89C51开发了一种廉价非接触IDIC卡的读写器。并将其应用到公路收费系统中。
In the highway tollgate system,the life of the reader has direct impact on IC card popularization.The structure and read/write method of contact less ID IC card(E5550)is described.With ATML89C51,a low cost contact less reader is developed and used in the tollgate system with good results.
