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課程設(shè)計(jì)---基于步進(jìn)電機(jī)轉(zhuǎn)速實(shí)時(shí)控制-展示頁(yè)

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【正文】 .............................................................................................................................1 背景 ................................................................................................................................1 選題的目的和意義 ...........................................................................................................1 本課程設(shè)計(jì)的主要內(nèi)容 ....................................................................................................1 第 2 章 部件電機(jī)轉(zhuǎn)速實(shí)時(shí)控制 ......................................................................................................2 設(shè)計(jì)方案 ..........................................................................................................................2 硬件系統(tǒng)基本原理 ...........................................................................................................2 系統(tǒng)硬件子系統(tǒng)的構(gòu)成 ...........................................................................................2 步進(jìn)電機(jī)工作原理以及與 8255 接口的關(guān)系 ..............................................................3 工作原理 ................................................................................................................3 軟件框圖及設(shè)計(jì)思想 ........................................................................................................5 第 3 章 芯片使用 ...........................................................................................................................8 8255A 簡(jiǎn)介 .......................................................................................................................8 8255A 的工作方式選擇 ......................................................................................................8 74LS138 譯碼芯片簡(jiǎn)介 ......................................................................................................9 第 4 章 總結(jié) ................................................................................................................................ 10 參考文獻(xiàn) ...............................................................................
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