電子萬(wàn)年歷的設(shè)計(jì)與制作畢業(yè)設(shè)計(jì)論文-wenkub
2023-07-08 20:02:06 本頁(yè)面
【正文】 .......................................................................8: ...............................................8: .....................................................9（1）技術(shù)可行性: .................................................................................................9二、系統(tǒng)的硬件設(shè)計(jì)與實(shí)現(xiàn) .........................................91. 電路設(shè)計(jì)框圖： ...............................................9： ...............................................10(1)控制模 塊 .....................................................................................................10(2)結(jié)構(gòu) .............................................................................................................10 .................................................10(1)源及 時(shí)鐘 引腳 .............................................................................................10(2）控制引腳 .....................................................................................................10(3）I/O 口引腳 ..................................................................................................113．片外總線結(jié)構(gòu) ................................................11: ............................................11（1）控制模塊的設(shè)計(jì)： ......................................................................................114（2）模塊器件 ....................................................................................................12（3）電路模塊的設(shè)計(jì) ........................................................................................14（4）電路原理及說(shuō)明 ........................................................................................15(5)數(shù)據(jù)的 輸出與輸入（I/O） ...........................................................................16(6) DS1302 的寄存器 ......................................................................................165. 顯示模塊的設(shè)計(jì) ..............................................17三、系統(tǒng)的軟件設(shè)計(jì) ..............................................181. 程序流程框圖: ...............................................182. 子程序的設(shè)計(jì)： ..............................................21(1) 鍵盤(pán)子程序的實(shí)現(xiàn): .................................................................................21(2).讀 寫(xiě) DS1302 子程序 .................................................................................21： ...........................................234．系統(tǒng)硬件 PROTEUS 仿真原理圖: .................................245．主要單元電路的設(shè)計(jì)： ........................................24（1）顯示 顯示部分設(shè)計(jì) ............................................................................24（2）鍵盤(pán)接口： ..................................................................................................25（3）按鍵開(kāi)關(guān)去抖動(dòng)問(wèn)題： ..............................................................................25（4）查詢式按鍵及其接口： ..............................................................................26（5）矩陣式鍵盤(pán)及其接口 ................................................................................26（6）鍵盤(pán)掃描控制方式： ..................................................................................26四、測(cè)試結(jié)果分析與結(jié)果 ..........................................2751. 測(cè)試結(jié)果分析 ................................................27（1）在測(cè)試中遇到 LEDLCD16824 不顯示 ....................................................27（2）按鍵調(diào)整時(shí),不是按單位遞增和遞減 .......................................................28五、系統(tǒng)評(píng)價(jià) ....................................................28六、系統(tǒng)程序清單 ................................................28七、謝辭 ........................................................31八、參考文獻(xiàn) ....................................................31緒論隨著人們生活水平的提高和生活節(jié)奏的加快，對(duì)時(shí)間的要求越來(lái)越高，精準(zhǔn)數(shù)字計(jì)時(shí)的消費(fèi)需求也是越來(lái)越多。 天津電子信息職業(yè)技術(shù)學(xué)院課 程 設(shè) 計(jì)課題名稱
環(huán)評(píng)公示相關(guān)推薦
鄂ICP備17016276號(hào)-1