从串口实时采集数据，读取家速度传感器的值，并且显示波形-Real-time collection of data from the serial port, read the value of home speed sensor, and display the waveform

基于树莓派平台使用Qt/Qwt开发的实验控制平台控制程序~包含直流电机控制、串口、i2c等的通信~Qt中建立表格以及数据保存读取-~ Contains DC motor control, serial ports, i2c and other communication ~ Qt create tables and data stored in read-based Raspberry Pi platform Qt/Qwt develop experimental control platfor