CAJ | 학술논문

　　本设计采用STC89C51单片机作为内核控制器，利用超声波测距的原理，对盲人前面道路上的障碍物进行距离探测，并把障碍物距离信息变成声音提示存储在语音芯片内，通过单片机控制蓝牙模块CSR BC417143把语音传送到蓝牙耳机，盲人收到语音后根据提示语音来判断周围是否存在障碍物，进而做出路径选择，达到导盲作用。
　　본설계채용STC89C51단편궤작위내핵공제기，이용초성파측거적원리，대맹인전면도로상적장애물진행거리탐측，병파장애물거리신식변성성음제시존저재어음심편내，통과단편궤공제람아모괴CSR BC417143파어음전송도람아이궤，맹인수도어음후근거제시어음래판단주위시부존재장애물，진이주출로경선택，체도도맹작용。
The design uses the STC89C51 single chip microcomputer as the kernel control er,using ultrasonic ranging principle to measure the distance of the obstacles before the blind.,and put the obstacle distance information into sound reminders stored in voice chip,through the single-chip microcomputer control CSR BC417143 bluetooth module to transmission the voice to bluetooth earphone,the blind judge whether there are obstacles around according to the voice after receiving the voice,thus to make path selection,to act the role of guide.