COM端口监听搜索程序VB源代码，查找本机可用的COM端口，并显示出端口信息，很实用的程序-COM port to monitor the search process VB source code, find the machine available COM port, and to show the port information, it is practical procedures

Com端口检测程序，使用API完成大部分工作，主要演示了在VB下实现端口控制与读取信息的方式-Com port testing procedures, most of the work completed by the use of API, the main demonstration in the port under the control of VB and read information

VB读取COM口条形码，扫描COM口信息内容-VB COM port is read bar code, scan the information content of the COM port