基于at89c51的籃球比賽計(jì)分器設(shè)計(jì)-全文預(yù)覽
【正文】 學(xué)生姓名： 班 級(jí)： 學(xué) 號(hào)： 指導(dǎo)教師： I 摘 要 隨著單片機(jī)在各個(gè)領(lǐng)域的廣泛應(yīng)用，許多用單片機(jī)作控制的球賽計(jì)分器也應(yīng)運(yùn)而 生，如用單片機(jī)控制 LCD 液晶顯示器的計(jì)分器，用單片機(jī)控制 LED 七段顯示器的計(jì)分器等等。 關(guān)鍵詞 ： 籃球計(jì)分器； AT89C51；顯示；矩陣鍵盤； LED 數(shù)碼管 II 目 錄 1 前言 ..................................................................................................................................1 2 系統(tǒng)方案設(shè)計(jì) ................................................................................................................2 總體方案 ....................................................................................................................2 設(shè)計(jì)內(nèi)容 .............................................................................................................2 設(shè)計(jì)要求 .............................................................................................................2 系統(tǒng)組成 ....................................................................................................................3 3 硬件設(shè)計(jì) ........................................................................................................................4 AT89C51 的介紹 .......................................................................................................4 復(fù)位電路 ....................................................................................................................4 鍵盤控制電路 ............................................................................................................5 顯示電路 ....................................................................................................................6 4 軟件設(shè)計(jì) ........................................................................................................................8 主程序設(shè)計(jì) ................................................................................................................8 鍵盤識(shí)別及處理程序設(shè)計(jì) ........................................................................................9 顯示子程序設(shè)計(jì) ........................................................................................................9 復(fù)位程序設(shè)計(jì) ..........................................................................................................10 5 系統(tǒng)調(diào)試 ......................................................................................................................12 硬件接線及調(diào)試 ......................................................................................................12 6 總結(jié) ...............................................................................................................................13 設(shè)計(jì)心得 ..................................................................................................................13 參考文獻(xiàn) ...........................................................................................................................15 致 謝 ..................................................................................................................................16 附 錄 .........................................................................................................................
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