功能驱动程序 meaning in Chinese

function driver

Wdm use a kind of model of delaminating . for the usb device , it ' s composed of usb driver and usb functional driver
Wdm采用分层驱动程序模型，对于usb设备来说，可分为usb总线驱动程序( usbd )和usb功能驱动程序。
The universal serial bus driver ( used ) is below the functional driver and supplied by the operating system . usbd takes charge of contacting wi
Usb总线驱动程序由操作系统提供，它位于usb功能驱动程序的下面，负责与实际的硬件打交道，实现烦琐的低层通讯。
And because the project involves the technology of serial communication , so some basic acknowledge of it is introduced firstly . after that , this article introduces the history of driver programming - from vxd to wdm . then it details the technology of wdm programming and the environment for developing drivers
其后，本文简单介绍了设备驱动程序从vxd到wdm (即windows驱动程序模型)的发展历史，并详细针对wdm设备驱动程序及其设计做了介绍，然后简介了wdm功能驱动程序开发环境，并以本文的工程项目为例介绍了如何使用第三方开发工具driverstudio开发所需的wdm功能驱动程序。