Цитата(New_Subscriber @ 28.6.2015, 1:32)

void MainWindow::slotReceivedData( const QByteArray &data )
{
    graphData = data;
    graphValue = graphData.toInt(&ok,16);
  }

void MainWindow::slotReceivedData( const QByteArray &data )
{
    QByteArray::Iterator it;

    for (it = arr->begin(); it != arr->end(); ++it)
    {
        vec.append((int) *it); // QVector<int> vec;
    }
}