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基于stc89c52單片機(jī)的數(shù)字溫度計(jì)_單片機(jī)課程設(shè)計(jì)(已修改)

2025-09-05 14:16 本頁(yè)面
 

【正文】 I 單片機(jī)課程設(shè)計(jì)報(bào)告 基于 STC89C52 單片機(jī)的數(shù)字溫度計(jì) II 摘 要 隨著時(shí)代的進(jìn)步和發(fā)展,單片機(jī)技術(shù)已經(jīng)普及到我們生活、工作、科研、各個(gè)領(lǐng)域,已經(jīng)成為一種比較成熟的技術(shù) , 本文主要介紹了一個(gè)基于 STC89C52 單片機(jī)的測(cè)溫系統(tǒng),詳細(xì)描述了利用數(shù)字溫度傳感器 DS18B20 開(kāi)發(fā)測(cè)溫系統(tǒng)的過(guò)程,重點(diǎn)對(duì)傳感器在單片機(jī)下的硬件連接,軟件編程以及各模塊系統(tǒng)流程進(jìn)行了詳盡分析,該系統(tǒng)可以方便的實(shí)現(xiàn)實(shí)現(xiàn)溫度采集和顯示,并可根據(jù)需要任意設(shè)定上下限報(bào)警溫度,它使用起來(lái)相當(dāng)方便,具有精度高、量程寬、靈敏 度高、體積小、功耗低等優(yōu)點(diǎn),適合于我們?nèi)粘I詈凸?、農(nóng)業(yè)生產(chǎn)中的溫度測(cè)量,也可以當(dāng)作溫度處理模塊嵌入其它系統(tǒng)中,作為其他主系統(tǒng)的輔助擴(kuò)展。實(shí)驗(yàn)結(jié)果表明, DS18B20 與 STC89C52 結(jié)合可以實(shí)現(xiàn)最簡(jiǎn)溫度檢測(cè)系統(tǒng),該系統(tǒng)結(jié)構(gòu)簡(jiǎn)單,抗干擾能力強(qiáng),適合于惡劣環(huán)境下進(jìn)行現(xiàn)場(chǎng)溫度測(cè)量,有廣泛的應(yīng)用前景。 關(guān)鍵詞 : 溫度檢測(cè); 單片機(jī); 數(shù)字溫度傳感器; 溫度采集; III Abstract With the progress and development of this epoch ,Singlechip Microputer (SCM ) technology has spread into various fields our lives ,work ,scientific researches and so on ,being a paratively mature technology .This article was mainly written to introduce a temperature measurement system(TMS ) based on STC89C52 SCM .It’s with a detailed description of the development progress of TMS using digital temperature sensor ,putting emphasis on analyzing the hardware connection of the sensor under the SCM ,software programming and each module progress .This system can conveniently achieve the temperature data collection and display ,and can be arbitrarily set upper and lower alarm temperature .It’s quite easy to use ,with high accuracy ,wide range ,high sensitivity ,small size ,low power dissipation ,etc .Thus ,it’s suitable for our daily life and industrial and agricultural production’s temperature measurement ,and also can be used as temperature processing modules embedded in other systems ,as an auxiliary expansion of other main systems .Experimental results show that ,the integration of DS18B20 and STC89C52 can achieve the simplest TMS , which has simple structure ,strong antijamming capability ,suitable for conducting insitu temperature measurement ,all above leading this to have broad prospects of applications . Keywords: Temperature measurement 。 Singlechip Microputer (SCM ) 。 Digital Temperature sensor。 Temperature data collection IV 目 錄 摘 要 II Abstract III 第 1章 緒論 1 背景 1 數(shù)字溫度計(jì)的設(shè)計(jì)目的 1 本文研究的意義 1 第 2章 系統(tǒng)硬件選擇 1 單片機(jī)的選擇 2 STC89C52單片機(jī)的性能介紹 2 STC89C52單片機(jī)引腳圖 2 . 溫度傳感器的選擇 1
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