利用matlab GUI实现的串口编程例子，本科毕设要求参见标准测试模型，基于SVPWM的三电平逆变的matlab仿真，给出接收信号眼图及系统仿真误码率，IMC-PID是利用内模控制原理来对PID参数进行计算，用于信号特征提取、信号消噪。-Use serial programming examples matlab GUI implementation, Undergraduate complete set requirements refer to the standard test models, Based on SVPWM three-level inverter matlab simulation, The received signal is given eye and BER simulation systems, The IMC- PID is using the internal model control principle for PID parameters is calculated, For feature extraction, signal de-noising.