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

PID温度控制系统程序，用于设计温度控制系统的basic程序-PID temperature control system procedures for the design of temperature control system of the basic program

用VB做的PID仿真系统程序,可以正常运行,没有Bug,界面有点象祖太软件,(Program, using VB to do PID simulation system can run normally, no Bug, interface is a bit like them too software,)