【正文】 1 前 言 .......................................................................................................................................1 開發(fā)背景 ...................................................................................................................1 選題的目的和 意義 ...................................................................................................1 2 總體方案設(shè)計(jì) ........................................................................................................................2 方案比較及論證 .......................................................................................................2 直流電機(jī)的調(diào)速方法 ...................................................................................2 PWM 調(diào)速方式 ............................................................................................4 方案選擇 ...................................................................................................................5 總體設(shè)計(jì)概述 ...........................................................................................................6 系統(tǒng)總體設(shè)計(jì)框圖 .......................................................................................6 3 單元模塊設(shè)計(jì) ........................................................................................................................7 電源模塊設(shè)計(jì) ...........................................................................................................7 功能介紹 .......................................................................................................7 電路設(shè)計(jì) .......................................................................................................7 電路參數(shù)的計(jì)算及元器件的選擇 ...............................................................8 電機(jī)驅(qū)動模塊設(shè)計(jì) ........................................................................................9 功能介紹 .......................................................................................................9 電路設(shè)計(jì) .....................................................................................................11 彩屏顯示模塊設(shè)計(jì) ..........................................................................................12 功能介紹 .....................................................................................................12 電路設(shè)計(jì) .....................................................................................................12 電路參數(shù)的計(jì)算及元器件的選擇 .............................................................13 單片機(jī)最小系統(tǒng)模塊設(shè)計(jì) .....................................................................................13 功能介紹 .....................................................................................................13 電氣工程學(xué)院 2020 年“萌芽計(jì)劃”科創(chuàng)訓(xùn)練計(jì)劃報(bào)告 電路設(shè)計(jì) ......................................................................................................14 電路參數(shù)的計(jì)算及元器件的選擇 ..............................................................14 DS18B20 溫度傳感器模塊設(shè)計(jì) ............................................................................15 功能介紹 ......................................................................................................15 電路設(shè)計(jì) ......................................................................................................16 紅外收發(fā)模塊設(shè)計(jì) .................................................................................................16 功能介紹 ......................................................................................................16 電路設(shè)計(jì) ......................................................................................................17 4. 軟件設(shè)計(jì) ............................................................................................................................17 總 體軟件框圖 .................................................................................................18 主程序 .............................................................................................................19 5 系統(tǒng)調(diào)試與測試 ..................................................................................................................19 硬件測試 ........................................................................................................19 軟件 調(diào)試 ........................................................................................................20 軟硬件聯(lián)合調(diào)試 ............................................................................................20 軟件仿真 .........................................................................................................20 6 系統(tǒng)功能、指標(biāo)參數(shù) ..........................................................................................................22 系統(tǒng)實(shí)現(xiàn)功能 .................................................................................................22 系統(tǒng)指標(biāo)參數(shù)測試 .........................................................................................23 系統(tǒng)功能及指標(biāo)參數(shù)分析 .............................................................................23 7 設(shè)計(jì)總結(jié) ..............................................................................................................................23 參考文獻(xiàn) .................................................................................................................................25 附錄 1......................................................................................................................................27 附錄 2......................................................................................................................................28 附錄 3......................................................................................................................................28 電氣工程學(xué)院 2020 年“萌芽計(jì)劃”科創(chuàng)訓(xùn)練計(jì)劃報(bào)告 1