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xus 发表于 2016-5-20 23:30
好歹把代码贴出来啊...
void MainWindow::serialRead()
{
QByteArray qa=SerialPort.readAll();
QDataStream out(&qa,QIODevice::ReadWrite);
// ui->m_receiveData->append(qa.toHex().toUpper());
while(!out.atEnd())
{
qint8 outChar = 0;
out>>outChar;
QString str=QString("%1").arg(outChar&0xFF,3,29,QLatin1Char(' '));
ui->m_receiveData->insertPlainText(str);
}
ui->m_receiveData->insertPlainText("\n");
}
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