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。因此,汽車計(jì)價(jià)器的研究也是十分有一個(gè)應(yīng)用價(jià)值的。 畢 業(yè) 論 文 ( 設(shè) 計(jì) ) 論文題目 : 基于單片機(jī)的 出租車計(jì)價(jià)器的設(shè)計(jì) 學(xué)生姓名 : ****** 學(xué)號(hào): ******* 指導(dǎo)教師: ***** 職稱: 教授 院 系: 物理與電子信息工程學(xué)院 專業(yè)班級(jí): *************************** 二○一二 年 五 月 十 日 基于單片機(jī)的出租車計(jì)價(jià)器的設(shè)計(jì) 2 摘 要 隨著出租車行業(yè)的發(fā)展,出租車已經(jīng)是城市交通的重要組成部分,出租車計(jì)價(jià)器是乘客與司機(jī)雙方的交易準(zhǔn)則,它是出租車行業(yè)發(fā)展的重要標(biāo)志,是出租車中最重要的工具。而隨著單片機(jī)性能不斷提高而價(jià)格不斷下降,單片機(jī)控制在越來(lái)越多的領(lǐng)域得以應(yīng)用。 關(guān)鍵字 :?jiǎn)纹瑱C(jī) 數(shù)碼管 顯示 計(jì)費(fèi) 控制 基于單片機(jī)的出租車計(jì)價(jià)器的設(shè)計(jì) 3 Abstract with the development of the taxi industry, a taxi is an important part of urban transportation, taxi drivers and passengers the message accounting device is both sides of the trading standards, it is an important symbol of development of the taxi trade, is the most important tool in a taxi. It was about trading the interests of both parties. Has good performance both for the message accounting device taxi driver friend or passengers alike is very necessary. Therefore, the research is also very smart meter car has a application value. But along with singlechip microputer with improving performance and prices falling, SCM control in more and more field to the application. This design according to the traditional model, in the whole project development process, according to the control system requirements to design principle diagram, PCB draw circuit diagram, circuit board production, ponents of welding and software programming, through the simulation of the system hardware and software debugging, will ultimately successful program to cure debugging in single chip microputer. This process is the main problem, application needs to finish in the hardware can debugging. This system is made of 89 C52 single chip puter, digital pipe display module, counting pulse generator, and mileage calculation module. KEY WORD digital pipe display billing control 基于單片機(jī)的出租車計(jì)價(jià)器的設(shè)計(jì) 4 目 錄 緒論 .......................................................................................................................... 6 第 1 章 計(jì)價(jià)器控制器的背景及方案的比較 ............................................. 7 選題背景和意義 .............................................................................. 7 國(guó)內(nèi)外研究現(xiàn)狀、發(fā)展動(dòng)態(tài) ........................................................... 7 研究的內(nèi)容及可行性分析 ............................................................... 8 研究的內(nèi)容 ......................................... 8 可行性分析 ................................................................................... 8 系統(tǒng)整體的方案 ............................................................................... 8 系統(tǒng)整體的方案選擇 .................................................................. 8 方案確定 ....................................................................................... 9 顯示模塊的方案 .............................................................................. 9 顯示模塊的方案選擇 ................................................................... 9 方案確定 ......................................................................................10 第 2 章 出租車計(jì)價(jià)器的硬件構(gòu)成 ............................................................... 11 硬件部分的原理圖 ........................................................................... 11 硬件設(shè)計(jì) ............................................................................................ 11 單片機(jī)模塊 ................................................................................... 11 AT89S52 單片機(jī)及其引腳說(shuō)明 ....................................................12 脈沖發(fā)生器 模塊 ..............