基于单片机的多路温度监测系统设计  

Multi-channel Temperature Monitoring System Based on MCU

作　　者：张新荣[1] 

机构地区：[1]淮阴工学院电子与电气工程学院,江苏淮安223001

出　　处：《工业控制计算机》2010年第7期95-96,98,共3页Industrial Control Computer

摘　　要：设计一个宽量程、高精度的多路温度监测系统。采用K型热电偶作为温度传感器,信号调理电路采用多路开关CD4051和AD595芯片,模拟与数字信号的转换采用转换器ADC0809,单片机则采用性价比较高的AT89C52型号单片机,使用单片机C语言进行编程,采用仿真软件Proteus进行测试仿真,通过编程、调试,所设计的多路温度监测软件系统工作稳定、测量精度高,具有一定的现实意义和应用价值。This paper designs a multi-channel temperature monitoring system with wide range and high precision.Selecting K-type thermocouple as temperature sensor,using CD4051 and AD595 chip for the core of signal conditioning circuit,choosing ADC0809 for analog-to-digital conversion,because of the cost-effective.The type of single-chip microcomputer is AT89C52. This design used single-chip C language to programming and the simulation software of Proteus for testing and simulating.

关 键 词：单片机 温度 监测 

分 类 号：TP274[自动化与计算机技术—检测技术与自动化装置]