16,817
社区成员




QSerialPort sp1;
QSerialPort sp2;
QStringList ports;
QList<QSerialPortInfo> portinfo = QSerialPortInfo::availablePorts();
foreach(QSerialPortInfo info, portinfo)
ports << info.portName();
if(!ports.isEmpty())
{
sp1.setPortName(ports[0]);
sp1.open(QIODevice::ReadWrite);
sp2.setPortName(ports[0]);
sp2.open(QIODevice::ReadWrite);
}