一种基于MCS-51单片机的数字冷端补偿方法  

The Method of Cold Junction Compensation Based on MCS-51 Single Chip Computer

作　　者：欧阳慧平[1] 舒为清[1] 

机构地区：[1]江西工业工程职业技术学院,萍乡337055

出　　处：《自动化仪表》2005年第11期28-30,共3页Process Automation Instrumentation

摘　　要：MAX6675是Maxim公司推出的具有冷端补偿的单片K型热电偶放大器与数字转换器。文中介绍器件的特点、工作原理,并具体介绍了其与单片机的硬件连接电路及软件实现方法。该方法对于单片机嵌入式系统的组成有普遍的推广意义。Manufatured by Maxim Integrated Products. Inc. , MAX6675 is a K-thermocouple amplifier with cold jtmction compensation and digital converter. The features and operational principle of the device are introduced, and the hardware connecting circuit with single chip computer and software implementing method are presented concretely. The method is worth being propagated in composing single chip computer embedded system.

关 键 词：热电偶 冷端补偿 单片机嵌入式系统 设计 MCS-51单片机 冷端补偿 补偿方法 Maxim公司 MAX6675 热电偶放大器 软件实现方法 数字转换器 嵌入式系统 

分 类 号：TH811[机械工程—仪器科学与技术] TP368.1[机械工程—精密仪器及机械]