【正文】 報告目 錄一、設(shè)計任務和性能指標 ............................................................................................................3 設(shè)計任務 ..........................................................................................................................3 性能指標 ..........................................................................................................................3二、設(shè)計方案 ..................................................................................................................................4 任務分析 ..........................................................................................................................4 系統(tǒng)設(shè)計 ..........................................................................................................................5三 系統(tǒng)硬件設(shè)計 ...........................................................................................................................7 電源電路 ..........................................................................................................................7 單片機的最小系統(tǒng) ........................................................................................................8 DS1302 時鐘電路 ............................................................................................................9 顯示電路的設(shè)計 ..........................................................................................................10 按鍵控制的設(shè)計 ..........................................................................................................11 復位電路 ........................................................................................................................13四、系統(tǒng)軟件設(shè)計 .......................................................................................................................14 主程序設(shè)計 ...................................................................................................................14 子程序設(shè)計 ..................................................................................................................15 DS1302 子程序 ...................................................................................................15大連民族學院 2022 級電子信息工程專業(yè)單片機系統(tǒng)課程設(shè)計報告2 DS1302 子程序流程圖 ......................................................................................15 顯示子程序 .......................................................................................................17 顯示子程序流程圖 ..........................................................................................19 修改時間子程序 .........................................................................................................20五、調(diào)試及性能分析 ...................................................................................................................21　 調(diào)試步驟 ....................................................................................................................21 硬件調(diào)試 .............................................................................................................21 軟件調(diào)試： .........................................................................................................21 性能分析 ........................................................................................................................21六、心得體會 ................................................................................................................................23七、參考文獻 ................................................................................................................................24八、附錄 .......................................................................................................................