QT网口通信，QT界面通过网口使用QTcpsocket和QTcpsever进行文件的传输(QT network port communication, QT interface through the network port using QTcpsocket and QTcpsever for file transmission)

QT网口通信，QT界面通过网口使用QTcpsocket和QTcpsever进行数据的传输(QT network port communication, QT interface through the network port using QTcpsocket and QTcpsever for data transmission)