void MainWindow::on_comboBox_Freq_currentTextChanged(const QString &arg1)

{

//设置波特率

if (my_serialport != NULL)

{

switch (ui->comboBox_Freq->currentText().toInt())

{

case 50:

my_serialport->setBaudRate(BAUD50);

break;

case 75:

my_serialport->setBaudRate(BAUD75);

break;

case 110:

my_serialport->setBaudRate(BAUD110);

break;

case 134:

my_serialport->setBaudRate(BAUD134);

break;

case 150:

my_serialport->setBaudRate(BAUD150);

break;

case 200:

my_serialport->setBaudRate(BAUD200);

break;

case 300:

my_serialport->setBaudRate(BAUD300);

break;

case 600:

my_serialport->setBaudRate(BAUD600);

break;

case 1200:

my_serialport->setBaudRate(BAUD1200);

break;

case 1800:

my_serialport->setBaudRate(BAUD1800);

break;

case 2400:

my_serialport->setBaudRate(BAUD2400);

break;

case 4800:

my_serialport->setBaudRate(BAUD4800);

break;

case 9600:

my_serialport->setBaudRate(BAUD9600);

break;

case 14400:

my_serialport->setBaudRate(BAUD14400);

break;

case 19200:

my_serialport->setBaudRate(BAUD19200);

break;

case 38400:

my_serialport->setBaudRate(BAUD38400);

break;

case 56000:

my_serialport->setBaudRate(BAUD56000);

break;

case 57600:

my_serialport->setBaudRate(BAUD57600);

break;

case 76800:

my_serialport->setBaudRate(BAUD76800);

break;

case 115200:

my_serialport->setBaudRate(BAUD115200);

qDebug() << "*****";

break;

case 128000:

my_serialport->setBaudRate(BAUD128000);

qDebug() << "*****";

break;

case 256000:

my_serialport->setBaudRate(BAUD256000);

break;

default:

my_serialport->setBaudRate(BAUD115200);

}

}

}