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本文提出一种船舱水位计,并介绍其测量原理、传感器结构、调理电路及与单片机8O198的接口和软件。仪器结构设计合理、调试方便、抗干扰能力强,且具有水位报警及自诊断功能。实际使用和误差分析表明:仪器满足船舶运行的技术要求,从而为安全航行提供了一种较为实用和先进的仪器。
This paper presents a cabin water level gauge, and introduces its measuring principle, sensor structure, conditioning circuit and the interface with the microcontroller 8O198 and software. The instrument structure design is reasonable, convenient debugging, anti-interference ability, and has a water level alarm and self-diagnostic function. Actual use and error analysis show that the instrument meets the technical requirements of ship operation, thus providing a more practical and advanced instrument for safe navigation.