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1、目錄1引言............................................................................................................................11.1課題研究的背景和意義...................................................................................11.2系統(tǒng)概述..........................................
2、.................................................................11.3國(guó)內(nèi)外數(shù)據(jù)采集研究與發(fā)展趨勢(shì)...................................................................21.4國(guó)內(nèi)外最新的數(shù)據(jù)采集研究成果...................................................................31.5USB和DSP的簡(jiǎn)介...........................
3、.............................................................32USB1.1通信協(xié)議.......................................................................................................52.1USB系統(tǒng)構(gòu)成.........................................................................................
4、.........52.2USB設(shè)備的枚舉過(guò)程......................................................................................62.3USB標(biāo)準(zhǔn)設(shè)備請(qǐng)求..........................................................................................72.4USB設(shè)備的描述符...................................................
5、......................................83采用PDIUSBD12的系統(tǒng)設(shè)計(jì)..............................................................................103.1芯片特點(diǎn)........................................................................................................103.2PDIUSBD12芯片的結(jié)構(gòu)..........
6、....................................................................113.3端點(diǎn)描述........................................................................................................113.4固件編程的思想...................................................................................
7、.........123.5固件編程的實(shí)現(xiàn).............................................................................................134基于PDIUSBD12系統(tǒng)的驅(qū)動(dòng)程序......................................................................134.1驅(qū)動(dòng)程序設(shè)計(jì)中的基本概念......................................................
8、...................144.1.1五層模型......................................
