摘要:
应用程序和硬件设备的通信过程是:应用程序使用CreateFile函数打开设备,然后用DeviceIoControl()与硬件设备通信.CreateFile函数: [DllImport("kernel32.dll", SetLastError = true, CharSet = CharSet.Auto)] private static extern IntPtr CreateFile( string lpFileName, uint dwDesiredAccess, uint dwShareMode, IntP... 阅读全文