范文编号:DZXX014 范文字数:11591,页数:42 摘 要 本文介绍了一种以MCS-51系列单片机为核心的直流电机调速系统的组成原理。主要是通过对基于单片机的电机驱动和转速数据采集模块的研究来设计其核心控制系统,该控制系统主要包括硬件装置和控制软件两部分。本系统由MCS-51单片机、模拟控制板、PWM脉宽调制、光电传感器和直流电动机等组成。介绍了直流电机调速的相关知识,及PWM调整的基本原理和实现方法。该系统采用红外光电传感器作为速度检测传感器,控制输出采用PWM数字信号屋驱动电路对电机调速,并给出了相应的电子电路和控制软件流程。 In this paper,it introduced the composition principle of DC motor SR system which is mainly composed MCS-51 microcontroller series.It’s mainly study of the motor drive and speed data acquisition module based on Microcontrollers to designed the core control system, This control system mainly include hardware devices and software control two parts,This system mainly include MCS-51 Microcontrollers, imitate the control plank, PWM, Photoelectric Sensors and DC motor.and introduces some relative knowledge upon the DC motor, PWM adjust of the basic principles and methods.This system uses Infrared photoelectric sensor as speed detecting sensor,uses PWM signal as control output to regulate speed.and the corresponding electronic circuit and software flow are also given.
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