For USB 2.0 standards and lower PC communication standards, the various parts of the structure of the composition and finishing realize the situation. At that time, to do projects related to this part of the knowledge, so read a lot of information, this part of the East and West蛮多

Packet : 23825776elecfans.com-usb.rar filelist
usb协议\11 集线器规范_1.doc
usb协议\02 术语和缩略词.doc
usb协议\05 USB数据流模型.doc
usb协议\07 USB电气特性(缩写).doc
usb协议\08 协议层.doc
usb协议\09 USB设备架构.doc
usb协议\10 usb主机硬件软件.doc
usb协议\01 intro.doc
usb协议

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