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

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

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