本文介绍了一种基于超声波循环反射测量原理的高精度超声测距方法，并给出了以单片机为核心的测距系统的组成。
A new method for ultrasonic distance measurement based on ultrasonic circulation and multi pulse echo principle is presented in the paper.
介绍了超声波测距的原理，分析了超声波测距产生误差的原因，设计一种高精度超声测距系统。
Introduces the principle of ultrasonic range measurement, and analyses the main error sources of ultrasonic range measurement, designs an ultrasonic range measurement system with high precision.
介绍了一种基于AT 89 C 52单片机的超声波测距系统，阐述了超声测距系统的硬件电路构成、工作原理及软件设计方法。
Introduced one ultrasonic distance testing system based on AT89C52 single-chip microcomputer and mainly described its hardware circuit, software design method and the operating principle.
应用推荐