單片機課程設(shè)計-數(shù)字秒表

1、單片機原理與應(yīng)用課程設(shè)計說明書題目：基于單片機的數(shù)字秒表的設(shè)計系部：部：信息與控制工程學(xué)院專業(yè)：業(yè)：測控技術(shù)與儀器班級：一學(xué)生姓名學(xué)生姓名:劉先生學(xué)號:指導(dǎo)教師指導(dǎo)教師:單片機微機接口課程設(shè)計說明書目錄1設(shè)計任務(wù)與要求.......................................................12設(shè)計方案..................................................

2、...........12.1設(shè)計思路.......................................................12.2芯片及其功能...................................................22.2.1主控制器STC89C52.........................................22.2.2移位寄存器74LS164........

3、................................32.2.3三位共陽極數(shù)碼管..........................................42.2.4串口下載芯片MAX232.......................................42.2.5看門狗芯片MAX813.........................................53硬件電路設(shè)計.........

4、................................................63.1總體電路設(shè)計...................................................63.2單片機最小系統(tǒng).................................................63.3顯示電路...........................................

5、............73.4串口下載電路...................................................84主要參數(shù)計算與分析...................................................95軟件設(shè)計............................................................105.1計數(shù)模塊流程圖.......

6、.........................................105.2按鍵控制主控器流程圖..........................................105.3源程序........................................................126調(diào)試過程...................................................

7、.........126.1硬件調(diào)試......................................................126.2軟件調(diào)試......................................................127結(jié)論................................................................138附錄...........