一个扫描枪串口通讯程序，包括串口通讯包的线程调用，扫描数据的事件出发，端口的文件读取方法。,A scanning gun serial communication program, including the serial communication package called the thread, scan data events, the document read-port method.

一个USB调试的超好工具,它可以监控所有USB或串口设备的通讯数据及情况-A super-good USB debugging tool, it can monitor all USB or serial data communication equipment and conditions