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基于at89c2051單片機(jī)超聲波測(cè)距系統(tǒng)設(shè)計(jì)報(bào)告(已修改)

2025-07-09 17:05 本頁(yè)面
 

【正文】 3AT89C2051 單片機(jī)超聲波測(cè)距系統(tǒng)設(shè)計(jì)題目:AT89C2051 單片機(jī)超聲波測(cè)距系統(tǒng)姓名: 繆庚 完成日期:2022 年 4 月 25 日目 錄一、設(shè)計(jì)任務(wù)和性能指標(biāo) .......................................................................................................................................3 設(shè)計(jì)任務(wù)........................................................................................................................................................3 性能指標(biāo)........................................................................................................................................................3二、超聲波測(cè)距原理概述 .......................................................................................................................................4 超聲波傳感器................................................................................................................................................5 超聲波發(fā)生器 ...........................................................................................................................................5 壓電式超聲波發(fā)生器原理 .......................................................................................................................5 單片機(jī)超聲波測(cè)距系統(tǒng)構(gòu)成....................................................................................................................5三、設(shè)計(jì)方案 ...........................................................................................................................................................6 AT89C2051 單片機(jī) ........................................................................................................................................7 超聲波測(cè)距系統(tǒng)構(gòu)成 ...................................................................................................................................8 超聲波測(cè)距單片機(jī)系統(tǒng) ...........................................................................................................................8圖 32:超聲波測(cè)距單片機(jī)系統(tǒng)........................................................................................................................9 超聲波發(fā)射、接收電路 ...........................................................................................................................9圖 33:超聲波測(cè)距發(fā)送接收單元..................................................................................................................10 顯示電路..................................................................................................................................................10 ...................................................................................................................................................11 主程序設(shè)計(jì) .................................................................................................................................................11 超聲波測(cè)距子程序 .....................................................................................................................................12 超聲波測(cè)距程序流程圖 .............................................
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