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1、目錄1引言...................................................................................................................................................11.1背景說明........................................................................................................
2、..............................11.2設(shè)計(jì)任務(wù)及設(shè)計(jì)要求...................................................................................................................12設(shè)計(jì)方案....................................................................................................
3、........................................12.1實(shí)驗(yàn)基本原理..............................................................................................................................12.2設(shè)計(jì)要求分析..............................................................................
4、................................................22.1.1編碼器真值表......................................................................................................................22.2.2號碼輸入顯示控制模塊狀態(tài)表...................................................................
5、.........................22.2.3主控制模塊狀態(tài)表...............................................................................................................32.3系統(tǒng)設(shè)計(jì)思路與框圖.....................................................................................................
6、..............32.4各模塊功能分析..........................................................................................................................52.4.1按鍵電路模塊.........................................................................................................
7、.............52.4.2譯碼電路模塊......................................................................................................................52.4.3移位寄存器、鎖存模式.......................................................................................................52
8、.4.4數(shù)碼管顯示模塊...................................................................................................................63設(shè)計(jì)步驟和調(diào)試過程...............