一个简单的驱动开发示例程序!通过应用程序与驱动程来完成字符显示!是一个WDM开发的入门级程序!但很经典!可以装载里面的范例驱动并看到运行结果!-a simple procedure-driven development paradigm! Through the application of procedures and the drive way to complete characters show! WDM is an entry-level development process! Bu