【正文】 ...................................................................................................8 需求分析概述 .............................................................................................................8 具體功能 .....................................................................................................................8 系統(tǒng)流程圖 .................................................................................................................8 系統(tǒng)功能圖 ............................................................................................................... 11 本章小結(jié) ...................................................................................................................12 第 4 章 總體設(shè)計(jì) ...........................................................................................................13 總體設(shè)計(jì)的任務(wù) .......................................................................................................13 硬件 設(shè)計(jì) ...................................................................................................................14 電源電路 ................................................................................................................14 溫度采集電路 ........................................................................................................15 電路設(shè)計(jì) ................................................................................................................16 系統(tǒng)組成 ................................................................................................................16 溫度測(cè)量單元硬件 ...............................................................................................18 軟件設(shè)計(jì) ...................................................................................................................18 系統(tǒng)概述 ................................................................................................................18 目 錄 IV 下位機(jī)軟件 ............................................................................................................19 上位機(jī)軟件 ............................................................................................................19 程序的啟動(dòng) ...............................................................................................................20 理論原理 ................................................................................................................20 實(shí)現(xiàn)代碼 ................................................................................................................20 數(shù)據(jù)采集實(shí)時(shí)顯示程序設(shè)計(jì) ...................................................................................24 本章小結(jié) ...................................................................................................................28 第 5 章 詳細(xì)設(shè)計(jì) ...........................................................................................................29 注冊(cè)模塊的設(shè)計(jì) .......................................................................................................29 用戶登錄模塊設(shè)計(jì) ...................................................................................................30 實(shí)時(shí)曲線的生成 .......................................................................................................33 本章小結(jié) ...................................................................................................................34 第 6 章 系統(tǒng)的測(cè)試 .......................................................................................................35 系統(tǒng)測(cè)試的基本概念 ...............................................................................................35 測(cè)試環(huán)境及方法 .......................................................................................................35 測(cè)試環(huán)境 ................................................................................................................35 測(cè)試方法 ................................................................................................................36 測(cè)試內(nèi)容 ...................................................................................................................36 溫度信號(hào)采集 ........................................................................................................36 串口調(diào)試 ................................................................................................................37 本章小結(jié) ...................................................................................................................37 第 7 章 總結(jié) ...................................................................................................................38 參考文獻(xiàn) ....................................................................................................................... 39 致謝 .......................................................................................................................40 附錄 .......................................................................................................................41 第 1 章 引言 1 第 1 章 引言 系統(tǒng)的概述 選題 的背景 隨著計(jì)算機(jī)技術(shù)的飛速發(fā)展，新形勢(shì)的得到來，信息和改變了我 們這個(gè)社會(huì)。本人完全意識(shí)到本聲明的法律后果由本人承擔(dān)。 作 者 簽 名： 日 期： 指導(dǎo)教師簽名： 日 期： 使用授權(quán)說明 本人完全了解 大學(xué)關(guān)于收集、保存、使用畢業(yè)設(shè)計(jì)（論文）的規(guī)定，即：按照學(xué)校要求提交畢業(yè)設(shè)計(jì)（論文）的印刷本和電子版本；學(xué)校有權(quán)保存畢業(yè)設(shè)計(jì)（論文）的印刷本和電子版，并提供目錄檢索與閱覽服務(wù)；學(xué)?？梢圆捎糜坝　⒖s印、數(shù)字化或其它復(fù)制手段保存論文；在不以贏利為目的前提下，學(xué)校可以公布論文的部分或全部內(nèi)容。 關(guān)鍵 字 : 數(shù)據(jù)采集系統(tǒng) ， 溫度傳感器， 單片機(jī) ，串口通信ABSTRACT II ABSTRACT Data acquisition system is the intelligent data acquisition system for the collection of modern data acquisition theory, method and the Java graphical user interface, graphics to provide personalized learning flexible, convenient, scientific, fair individualized data acquisition services, data acquisition pattern can at any time, anywhere for various types of. This paper mainly introduces the serial data acquisition of temperature to achieve dynamic curve, the serial da