本文介绍了一种大型建筑物火灾监控系统。本系统采用了 80 31单片机作系统控制器 ,总体上是一个多处理机通信系统。说明了以串行模数转换芯片为核心的数字化传感器的设计方法及其与 80 31单片机的接口技术 ,系统构成 ,监控软件及工作过程 This article describes a large building fire monitoring system. The system uses a 8031 ​​microcontroller as a system controller, is generally a multi-processor communication system. Describes the serial A / D conversion chip as the core of the digital sensor design method and its interface with the 8031 ​​microcontroller technology, system architecture, monitoring software and working process