QString paras= "COM1,9600,8,N,1";
QStringList list1 = paras.split(',');
// foreach(QString str,list1)// qDebug()<<str<<endl;
QString port=list1.at(0); QVariant BaudRate=list1.at(1).toInt(); QVariant dataBits=list1.at(2).toInt();; QString parityType=list1.at(3); QVariant stopBits=list1.at(4).toInt();
this->extSerialPort.setBaudRate(BaudRate);