數(shù)字電子技術(shù)課程設(shè)計(jì)說(shuō)明書(shū)-多功能數(shù)字鐘的設(shè)計(jì)-展示頁(yè)
2024-11-05 19:19本頁(yè)面
【正文】 設(shè)計(jì)目的及要求 .............................................................................................................................. 2 設(shè)計(jì)目的及主要任務(wù) ............................................................................................................. 2 設(shè)計(jì)目的 ..................................................................................................................... 2 設(shè)計(jì)任務(wù)及主要技術(shù)指標(biāo) ............................................................................................ 2 初始條件 ..................................................................................................................... 2 3 電路工作原理 ................................................................................................................................. 3 4 電路單元模塊設(shè)計(jì) .......................................................................................................................... 4 秒脈沖信號(hào)發(fā)生器 ................................................................................................................. 4 秒、分、時(shí)計(jì)時(shí)器電 路設(shè)計(jì) ................................................................................................... 5 60 進(jìn)制計(jì)數(shù)器 .......................................................................................................... 5 24 進(jìn)制計(jì)數(shù)器 .......................................................................................................... 5 譯碼顯示電路 ........................................................................................................................ 6 校時(shí)電路 ............................................................................................................................... 7 鬧鐘，整點(diǎn)報(bào)時(shí)電路 ............................................................................................................. 8 5 器件選擇 ........................................................................................................................................ 9 74LS161 ................................................................................................................................ 9 LM555CM............................................................................................................................10 ....................................................................................................................................12 電路圖 .................................................................................................................................12 仿真效果展示 .......................................................................................................................13 .......................................................................................................................................15 .......................................
公司管理相關(guān)推薦
鄂ICP備17016276號(hào)-1