摘要
本文以 MCS-5 1系列单片机控制系统为例 ,介绍了一种量程自动转换技术的设计方法给出了硬件电路的组成、工作原理及软件设计方案 。
The paper introduces a method about automatic switch for measuring range based on MCS-51chip microprocessor control system ,and provides the form of hardware circuit, working principle, software design scheme, which can increase precision of data collection in the input pathway.
关键词
单片机
数据采集
量程
自动转换
chip microprocessor
data collection
measuring range
automatic switch
