基于步进电机非线性折射率测控系统设计  

Design of a Non-Linear Refraction Rate Measurement and Control System Based on Step-Motor

作　　者：陶玉茂[1] 黄启俊[1] 魏正和[1] 

机构地区：[1]武汉大学物理科学与技术学院,湖北武汉430072

出　　处：《武汉大学学报（理学版）》2005年第S2期91-94,共4页Journal of Wuhan University:Natural Science Edition

摘　　要：提出了一个基于步进电机非线性折射率测控系统.整个系统以AT89C51单片机为核心,设计了步进电机驱动电路,光电探测电路和A/D转换电路实现对非线性折射率的测量.用VC++6.0编写了上位机软件,实现单片机与上位机通信,对测量数据的分析、处理以及对整个测控系统的控制.A non-linear refraction rate measurement and control system is proposed in this paper,which is based on step-motor.Centering on AT89C51 MCU,the whole system designs step-motor drive circuit,photoelectric detection circuit and A/D changeover circuit,so as to realize non-linear refraction rate measurement.Written in VC++ 6.0,the software aims at MCU and PC communication,data analysis and system control.

关 键 词：非线性折射率 步进电机 光电探测 A/D转换 串行通信 

分 类 号：TM921.5[电气工程—电力电子与电力传动]