用QT写的一个简单的串口通信界面，内含设计的教程，适合刚接触QT者。-Using QT to write a simple serial communication interface, embedded design tutorial, suitable for just contact QT.

QT编编写的串口调试助手，可以学习一下串口交互和QT界面设计-QT write serial debugging assistant, can learn the serial interface interaction and QT interface design