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基于單片機(jī)的汽車轉(zhuǎn)彎信號燈控制系統(tǒng)設(shè)計-wenkub

2023-07-24 09:29:09 本頁面
 

【正文】 ...................................... 3 2 總體方案 ................................................................................................................. 4 控制器的選擇 ................................................................................................ 4 放大器的選擇 ................................................................................................ 6 可編程并行接口 8255................................................................................... 6 A/D 轉(zhuǎn)換器的選擇 ........................................................................................ 6 D/A 轉(zhuǎn)換器的選擇 ........................................................................................ 7 顯示部分 ........................................................................................................ 7 3 硬件電 路設(shè)計 .......................................................................................................... 8 AT90S8535 的接口電路 ............................................................................... 8 開關(guān)量輸入與放大器電路 .......................................................................... 9 8255 的接口電路 ......................................................................................... 10 ADC0809 轉(zhuǎn)換電路 ................................................................................... 11 DAC0832 的轉(zhuǎn)換電路 ............................................................................... 11 74LS138 轉(zhuǎn)換電路與顯示電路 ................................................................ 12 4 系統(tǒng)軟件設(shè)計 ........................................................................................................ 13 系統(tǒng)總體軟件設(shè)計 ...................................................................................... 13 單片機(jī)程序設(shè)計 .......................................................................................... 14 8255 程序設(shè)計 .............................................................
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