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點(diǎn)陣電子顯示屏的設(shè)計(jì)與實(shí)現(xiàn)-展示頁

2024-12-18 03:35本頁面
  

【正文】 scroll screen display 三門峽職業(yè)技術(shù)學(xué)院自考本科畢業(yè)論文 3 目 錄 摘 要 ...................................................................................................................... 1 Abstract...................................................................................................................... 2 前 言 ...................................................................................................................... 5 任務(wù)設(shè)計(jì) ................................................................................................................ 6 基本要求 ......................................................................................................... 6 發(fā)揮部分 ......................................................................................................... 6 創(chuàng)新部分 ......................................................................................................... 6 方案論證 ................................................................................................................ 7 顯示部分 ......................................................................................................... 7 數(shù)字時(shí)鐘 ......................................................................................................... 7 溫度采集部分 .................................................................................................. 8 芯片的選擇 ...................................................................................................... 8 鬧鈴方式的選擇 ............................................................................................... 9 止鬧方式的選擇 ............................................................................................... 9 串口通訊芯片的選擇 ........................................................................................ 9 電源模塊 ........................................................................................................10 總體方案 ..............................................................................................................10 工作原理 .......................................................................................................10 總 體設(shè)計(jì) ........................................................................................................10 系統(tǒng)硬件設(shè)計(jì) ........................................................................................................ 11 AT89S52 單片機(jī)最小系統(tǒng) ................................................................................ 11 溫度測(cè)量模塊 ................................................................................................. 11 時(shí)鐘模塊 ........................................................................................................ 11 鍵盤模塊 ........................................................................................................ 11 LED 顯示模塊 .................................................................................................12 電源選擇 ........................................................................................................12 PC 機(jī)通訊 .......................................................................................................12 整體電路 ........................................................................................................13 系統(tǒng)軟件設(shè)計(jì) ........................................................................................................13 主程序流程 .....................................................................................................13 子程序流程 .....................................................................................................14 顯示時(shí)間子程序流程 ..................................................................
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