vc下 usb程序USB端口的分析, VC-MFC 硬件-系统 VC,MFC基础类,非技术类,界面,网络编程,进程,线程,DLL,ATL,ActiveX,COM,数据库,硬件,系统,HTML,XML,图形处理,算法,

改程序应用在汽车油阀测试系统中，该VC程序才有VC6.0环境，内容包括数据库编程，串口通讯编程，图形界面编程等。-Change program applications in the automotive oil valve testing system, the VC program have VC6.0 environment, including programming, serial communication programming, GUI programming.