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VB写的通过串口与考勤机连接通讯的程序

于 2020-02-22 发布
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代码说明:

说明:  VB写的通过串口与考勤机连接通讯的程序,便于工作查看,调试。(VB written through the serial port and Attendance Machine Connection Communication Procedures, easy to see the work, debugging.)

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