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課程設(shè)計(jì)---紅外遙控電子密碼鎖的設(shè)計(jì)與實(shí)現(xiàn)-展示頁(yè)

2025-05-26 16:24本頁(yè)面
  

【正文】 蜂鳴器模塊; 本設(shè)計(jì)軟件的總體構(gòu)思 本設(shè)計(jì)是以 STC89C52 為核心控制器件。編解碼容易,可進(jìn)行多路遙控。由于紅外遙控不影響周邊環(huán)境、不干擾其他電器設(shè)備,其無(wú)法穿透墻壁,因此,不同房間的家用電器可使用通用的遙控器而不會(huì)產(chǎn)生相互干擾 。當(dāng)對(duì)比成功后終端向電子鎖發(fā)出開(kāi)鎖命令,完成開(kāi)鎖功能。 關(guān)鍵詞: 編碼、解碼、密碼、紅外 目錄 1 總體設(shè)計(jì)思路 .................................................................................................... 1 題目要求 ................................................................................................................................1 本設(shè)計(jì)主要硬件功能部分 ...................................................................................................1 本設(shè)計(jì)軟件的總體構(gòu)思 .......................................................................................................1 2 系統(tǒng)的硬件設(shè)計(jì)與實(shí)現(xiàn) ...................................................................................... 3 AT24C02 模塊 .........................................................................................................................3 器件及原理介紹 ..........................................................................................................3 電路實(shí)現(xiàn) ......................................................................................................................4 紅外通信模塊 ........................................................................................................................4 遙控發(fā)射器及其編碼 ..................................................................................................4 電路實(shí)現(xiàn) ......................................................................................................................6 矩陣鍵盤(pán)模塊 ........................................................................................................................7 顯示模塊 ................................................................................................................................7 LCD12864 介紹 .............................................................................................................7 LCD12864 電路圖: ....................................................................................................8 蜂鳴器模塊 ............................................................................................................................8 單片機(jī)最小系統(tǒng)模塊 ............................................................................................................9 單片機(jī)最小系統(tǒng)電路圖: .........................................................................................9 3 軟件設(shè)計(jì) ........................................................................................................ 10 程序流程圖 ......................................................................................................................... 10 主程序流程圖 ........................................................................................................... 10 鍵值判斷流程圖 ....................................................................................................... 11 開(kāi)鎖流程圖 ............................................................................................................... 12 密碼修改流程圖 ....................................................................................................... 13 紅外接收流程 圖 ....................................................................................................... 14 按鍵掃瞄流程圖 ....................................................................................................... 15 程序設(shè)計(jì)(見(jiàn)附錄二) .................................................................................................... 15 4 總結(jié): ............................................................................................................ 16 5 參考文獻(xiàn): ..................................................................................................... 17 6 附錄一 ............................................................................................................ 18 整體電路結(jié)構(gòu): ................................................................................................................. 18 PCB 圖: .............................................................................................................................. 18 7 附錄二 ............................................................................................................ 19 AT24C02 模塊 ...................................................................................................................... 19 紅外通信模塊 ..................................................................................................................... 22 矩陣鍵盤(pán)模塊 ............................................................................
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