基于ispPAC20的温度测控系统的设计  

The Design of a Temperature Monitoring System Based on ispPAC20

作　　者：陈雷[1] 朱霞[2] 

机构地区：[1]桂林电子工业学院计算机系,广西桂林541004 [2]桂林电子工业学院管理系,广西桂林541004

出　　处：《桂林电子工业学院学报》2002年第4期1-4,共4页Journal of Guilin Institute of Electronic Technology

摘　　要：系统可编程模拟器件 isp PAC2 0实现分布式测控系统 ,主要由 isp PAC2 0和 AT89C51单片机构成 ,能够完成对被测对象温度的控制 ,并通过 RS-485接口与计算机进行通讯 ,将控制温度传输到上位机。它具有控制温度的设置和显示 ,实时温度的控制 ,控温信号的输出等功能。与传统的温度控制系统相比 ,它的控制精度较高 ,温度控制范围可调整 。A new method for implementing a distributed monitoring system based on the 'In System Programmable' analog circuit ispPAC20 is brought forward in this paper.ispPAC20 is employed to control the temperature of the object to be measured.The system is designed to set and indicate the monitoring tempaerature,monitor the real time temperature,and give the control signals.Compared with its predecesso rs,this new system bear better properties,such as higher monitor precision,variable ranges of the monitoring temperature;fine re programmability,and simple hardware construction.

关 键 词：ispPAC2O 温度测控系统 在系统可编程模拟器件 单片机 RS—485接口 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]