本毕业设计包括为基于ATmega单片机的直流电机调速器的软件和硬件部分。系统为双闭环， 可由Proteus软件仿真。 其中软件部分包括七段码显示、PWM输出、测量等环节。-Including the graduation project ATmega microcontroller-based DC motor speed regulator of the software and hardware. Double closed-loop system by Proteus softwa

这个系统是基于matlab的双闭环直流调速系统，控制器使用了单片机，性能达到了设计要求。-The system is based on the matlab dual closed loop DC system, the controller uses single chip, the performance meets the design requirements.

基于51单片机的双闭环pwm直流调速系统，程序已经通过编译运行，适合新手参考。-Based on 51 single-chip dual-closed-loop PWM DC speed control system, the program has been run through the compiler, suitable for novice.

基于单片机的转速电流双闭环直流电机调速系统的编程(Programming of Speed and Current Double Closed Loop DC Motor Speed Control System Based on Single Chip Microcomputer)