摘要
本文介绍了一种基于AT89C2051单片机控制的超声测距系统的工作原理、系统构成和误差分析。文章详细叙述了系统的硬件设计,并给出了系统软件设计程序流程图,通过误差分析,说明了其应用的实用性。
This paper introduces the operational principle, system structure and error analysis of ultrasonic ranging system based on AT89C2051 . It describes the hardware design of the system in detail, and proviees the procedural flow chart of software design. It can explain the applied function of the system through the error analysis.
出处
《信息技术与信息化》
2006年第5期131-133,共3页
Information Technology and Informatization
