本文重点阐述了四总线控制方式在消防系统中的应用及四总线火灾自动报警控制器的设计方法及工作原理。
The applications of four buses controlling mode to fire fighting system, the design methods and operating principles of four buses fire autoalarm controllers are mainly expounded.
火灾报警控制器是火灾自动报警系统的重要组成部分。
A fire alarm controller is an important part of a fire alarm system.
用AT89C2051单片机制作一点焊机控制器，具有自动重复点焊及报警功能。
The controller of spot welder made by single slice computer AT89C2051. It can repeat spot welding and warn automatically.
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