1、長春工業(yè)大學長春工業(yè)大學智能儀表綜合訓練設計說明書智能儀表綜合訓練設計說明書題目：目：基于單片機的基于單片機的LCDLCD數(shù)字電子鐘數(shù)字電子鐘學生姓名：學生姓名：學號：號：專業(yè)：測控技術與儀器業(yè)：測控技術與儀器班級：級：指導教師：指導教師：目錄目錄第1章前言...........................................................................................

2、...........................................31.1課題研究的現(xiàn)實性意義.........................................................................................................31.2國內外研究現(xiàn)狀...............................................

3、......................................................................31.3課題基本要求.........................................................................................................................3第2章總體方案設計.........

4、.............................................................................................................32.1方案原理.......................................................................................................

5、..........................32.2硬件選擇................................................................................................................................32.2.1單片機選擇...............................................

6、......................................................................32.2.2顯示器選擇.....................................................................................................................32.2.3晶振的選擇...........

7、..........................................................................................................3第3章硬件設計..........................................................................................................

8、....................33.1鍵盤電路.................................................................................................................................33.2復位電路.......................................................

9、..........................................................................33.3晶振電路.................................................................................................................................33.4LCD顯示

10、電路.........................................................................................................................3第4章軟件設計.........................................................................................

11、.....................................34.1Protel99SE..........................................................................................................................34.2程序主流程圖.....................................

12、....................................................................................34.3初始化流程圖.........................................................................................................................34.4延

13、時中斷子程序.....................................................................................................................34.5時間設置子程序......................................................................................

14、...............................3總結....................................................................................................................................................3參考文獻.................................

15、...........................................................................................................3附錄A：數(shù)字電子鐘硬件原理圖..................................................................................................