基于51單片機的語音導(dǎo)盲系統(tǒng)的設(shè)計畢業(yè)設(shè)計-全文預(yù)覽
【正文】 d systems and ultrasonic distance measurement system. Porting embedded operating system and giving optimization method for obstacle detection, and measuring the obstacles distance by ultrasonic ranging works. The experimental results she that the system achieved to deal with circumstance and judge accuracy of realtime requirements in a natural blind road, which may provide better serves for the blind’s independent travel. KEY WORD ： 51 MCU Voice alarm Ultrasound detector Wireless module Guide system for blind 目 錄 摘 要 ............................................................................................................................................. I Abstract.........................................................................................................................................II 第一章 緒言 ................................................................................................................................ 1 第一節(jié) 總體方案 ................................................................................................................. 1 第二章 硬件電路的設(shè)計 ............................................................................................................ 2 第一節(jié) 超聲模塊電路 ......................................................................................................... 2 第二節(jié) 液晶顯示電路 ......................................................................................................... 6 第三節(jié) 語音輸出電路 ......................................................................................................... 7 第四節(jié) 無線模塊電路設(shè)計 .......................................
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