运用ad采样值通过pid双环控制来实现pwm波形的数字开关电源的程序-Using AD samples values through the pid 2-ring control PWM waves to realize the digital switch power program

基于微处理器dsp28335为主芯片的的外部扩展光纤传输接口的原理图分布利用，利用光纤传输高低电平产生所需的PWM高速抗干扰信号-External extension based on microprocessor mainly dsp28335 chip using the principle of optical fiber transmission interface diagram distribution, using the optical fiber transmission of

关于基于单片机的PWM直流电动机系统的设计与实现的一些研究-Research on the Design and Implementation of PWM DC Motor System Based on Single Chip Microcomputer