摘要
为了帮助盲人克服行走不便的困难,提出了基于单片机的太阳能超声波导盲器的设计方法和工作原理。该导盲器由单片机主控制系统模块、太阳能供电模块、语音报警模块、量程设置模块、温度检测模块组成。其特点是温度补偿技术提高了测距精确度,太阳能供电模块高效节能,克服了盲人充电不方便的困难,智能报警模式可以改善导盲器的使用效果。
In order to help blind people overcome the difficulties of walking inconvenience, the design method and work principle of solar ultrasonic guide device based on single-chip microcomputer is introduced. This design includes five modules such as main control circuit, temperature compensation, voice alarm, range setting and the solar power function. Its characteristics include that the temperature compensation technique can improve the guide accuracy; the solar power module is energy-efficient which can overcome the difficulty of charging inconvenient; the intelligent alarm module can improve the use effect of guide device.
出处
《现代电子技术》
2011年第17期137-140,共4页
Modern Electronics Technique
基金
国家大学生创新试验计划资助(101042535)
关键词
太阳能
温度补偿
超声测距
导盲器
solar energy
temperature compensation
ultrasonic distance measurement
guide device
