【正文】 I 摘 要 本設(shè)計從分析水塔水位報警器的原理和設(shè)計方法入手，主要基于單片機(jī) 的硬件電路和語言程序設(shè)計 ,實現(xiàn)一種能夠?qū)崿F(xiàn)水位自動控制、具有自動保護(hù)、自動聲光報警功能的控制系統(tǒng)。本控制系統(tǒng)由 A/D轉(zhuǎn)換部分、單片機(jī)控制部分、數(shù)碼顯示部分、電機(jī)驅(qū)動部分、電機(jī)控制部分等構(gòu)成。同時對各個部分進(jìn)行了詳細(xì)的論述，并給出了主要的流程圖和軟件設(shè)計程序。 關(guān)鍵詞： 單片機(jī) ； 水位自動控制 ； 繼電器 ； 自動保護(hù) II ABSTRACT The design starts from the analysis of the waterlevel alarm principle and design methods of the towers,mainly based on SCM language,achieve a level to implement automatic control, with automatic protection,automatic voicealarm function control control system consists of A / D conversion, singlechip microputer control, digital display, motordriven, motor control exposits various parts of the details gives the main flow chart and software design procedures. KEY WORDS: Single chip microputer ； Voluntarily control the Lever level ； Relay ；Autoprotecting 目錄 摘 要 ..................................................................................................................................... I12 ABSTRACT ...............................................................................................................................II 第一章 引 言 ............................................................................................................................ 1 第二章 系統(tǒng)設(shè)計 ...................................................................................................................... 2 方案比較 ............................................................................................................................. 2 傳感器選擇方案 ............................................................................................................ 2 A/D轉(zhuǎn)換方案 ............................................................................................................... 2 單片機(jī)復(fù)位方案 ............................................................................................................ 2 單片機(jī)起振方案 ............................................................................................................ 3 驅(qū)動顯示方案 ............................................................................................................... 3 電機(jī)驅(qū)動方案 ............................................................................................................... 3 電機(jī)選擇方案 ............................................................................................................... 3 方案論證 ............................................................................................................................. 4 總體思路 ...................................................................................................................... 4 設(shè)計方案 ...................................................................................................................... 4 第三章 硬件設(shè)計 ...................................................................................................................... 5 單元模塊設(shè)計 ...................................................................................................................... 5 A/D轉(zhuǎn)換設(shè)計 ................................................................................................................ 5 起振電路設(shè)計 ............................................................................................................... 6 數(shù)碼顯示設(shè)計 ............................................................................................................... 7 電機(jī)驅(qū)動設(shè)計 ............................................................................................................... 8 電機(jī)控制 ...................................................................................................................... 8 報警電路 .................................................................................................................... 10 系統(tǒng)整機(jī)分析 .................................................................................................................... 10 第四章 軟件設(shè)計 .................................................................................................................... 11 詳細(xì)流程圖 ........................................................................................................................11 主程序 .........................................................................................................................11 中斷子程序 ................................................................................................................ 12 GAODU子程序 .............................................................................................................. 13 查表子程序 ................................................................................................................. 14 狀態(tài)子程序 ................................................................................................................. 15 狀態(tài)控制子程序 ......................................................................................................... 17 源程序 .............................................................................................................................. 21 結(jié)束語 ...................................................................................................................................... 38 致 謝 ........................................................................................................................................ 39 參考文獻(xiàn) .................................................................................................................................. 40 附錄一 ...................................................................................................................................... 41 附錄二 ...................................................................................................................................... 42 文