基于單片機(jī)的led顯示器的產(chǎn)品設(shè)計(jì)論文-wenkub
2023-07-08 14:18:21 本頁(yè)面
【正文】 ..................................................................LED 顯示屏的價(jià)值 ...............................................................................................時(shí)效性 ..........................................................................................................公益性 ..........................................................................................................反復(fù)性 ..........................................................................................................強(qiáng)破性 ..........................................................................................................LED 顯示屏發(fā)展趨勢(shì) ...........................................................................................3系統(tǒng)總體分析 ..................................................................................................................設(shè)計(jì)目標(biāo)及采取的方案 ........................................................................................設(shè)計(jì)目標(biāo) ......................................................................................................設(shè)計(jì)采取的方案 ..........................................................................................工作原理 ................................................................................................................總體設(shè)計(jì) ................................................................................................................5系統(tǒng)硬件設(shè)計(jì) ..................................................................................................................硬件電路組成及其單片機(jī)簡(jiǎn)介 ............................................................................元器件選擇 ..................................................................................................6 單片機(jī)簡(jiǎn)介 .....................................................................................................硬件電路圖 ............................................................................................................時(shí)鐘電路 ......................................................................................................復(fù)位電路 ......................................................................................................列掃描驅(qū)動(dòng)電路（74HC154） ..................................................................16 16LED 點(diǎn)陣 ........................................................................................11軟件設(shè)計(jì) ........................................................................................................................1漢字的點(diǎn)陣顯示原理及字庫(kù)代碼獲取方法 ......................................................1主程序設(shè)計(jì) ..........................................................................................................1子程序設(shè)計(jì) ......................................................................
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