首先利用Sql Sever数据库作为后台，利用VB.NET进行界面的构建以及SQl Sever的连接操作查询，并且利用Vb.NET和串口进行通信，获取IC卡信息-Sql Sever the first to use the database as a background, using VB.NET to interface to build and operate SQl Sever connection query, and use VB.NET and serial communicati