This system use STC89C52 microcontroller as the core, through a combination of hardware and written of software program, achieve the design of general type liquid level measurement system.
本系统以STC 89c52单片机为核心，通过硬件电路连接和软件程序的编写实现通用型超声波自动测量物体液位系统的设计。
The paper introduces firstly the general scheme to the measurement system, then relates the hardware disposition and software design in detail.
论文首先介绍了检测系统的总体方案，然后介绍了系统的硬件配置及软件设计。
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