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ReadRS232::ReadRS232(QObject *parent = 0)
    : QObject(parent)

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connect(MyDevice, SIGNAL(readyRead()), this, SLOT(slotRead()));

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ReadRS232 MyReader;

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TARGET = test2
TEMPLATE = app
SOURCES += main.cpp \
    mainwindow.cpp \
    readrs232.cpp
HEADERS += mainwindow.h \
    readrs232.h
FORMS += mainwindow.ui

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#include <QtGui/QApplication>
#include "mainwindow.h"

int main(int argc, char *argv[])
{
    QApplication a(argc, argv);
    MainWindow w;
    w.show();
    return a.exec();
}

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#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include <QMainWindow>

namespace Ui {
    class MainWindow;
}

class MainWindow : public QMainWindow {
    Q_OBJECT
public:
    MainWindow(QWidget *parent = 0);
    ~MainWindow();

protected:
    void changeEvent(QEvent *e);

private:
    Ui::MainWindow *ui;
   void  init_objects();

private slots:
    void on_pushButton_clicked();
};

#endif // MAINWINDOW_H

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#include "mainwindow.h"
#include "ui_mainwindow.h"
#include <QDebug>
#include "readrs232.h"
#include "readrs232.cpp"
MainWindow::MainWindow(QWidget *parent) :
    QMainWindow(parent),
    ui(new Ui::MainWindow)
{
    ui->setupUi(this);
    init_objects();
}

MainWindow::~MainWindow()
{
    delete ui;
}

void MainWindow::changeEvent(QEvent *e)
{
    QMainWindow::changeEvent(e);
    switch (e->type()) {
    case QEvent::LanguageChange:
        ui->retranslateUi(this);
        break;
    default:
        break;
    }
}
void MainWindow::init_objects()
{
  qDebug() << "test1";


}

void MainWindow::on_pushButton_clicked()
{
    ReadRS232 MyReader();

}

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#ifndef READRS232_H
#define READRS232_H

#include <QObject>


#include <QDebug>
#include <QByteArray>

#include <abstractserial.h>
using namespace std;

class ReadRS232 : public QObject
{
Q_OBJECT
public:
    ReadRS232(QObject *parent);
    ~ReadRS232();
    void ReadRS232open();

    AbstractSerial *MyDevice;
    int readBytes;
private slots:
    void slotRead();
};

#endif // READRS232_H

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#include "readrs232.h"
#include <abstractserial.h>


static void printDataToHex(const QByteArray &data)
{
    QByteArray baTmp;
    baTmp.clear();
#if QT_VERSION >= 0x040300
    baTmp = (data.toHex()).toUpper();
#else
    quint8 n = 0;
    for (int i=0;i<data.size();i++) {
        n = data.at(i);
        if ((n >= 0) && (n <= 15)) baTmp.append(QByteArray::number(0, 16).toUpper());
        baTmp.append(QByteArray::number(n, 16).toUpper());
    }
#endif

    for (int i=0;i<baTmp.size();i+=2) {
        qDebug() << "[" << baTmp.at(i) << baTmp.at(i + 1) << "]";
    }
    qDebug() << endl;
}

ReadRS232::ReadRS232(QObject *parent = 0)
    : QObject(parent)
{
}
void ReadRS232::ReadRS232open()

    {
    MyDevice = new AbstractSerial();
    connect(MyDevice, SIGNAL(readyRead()), this, SLOT(slotRead()));
    MyDevice->setDeviceName("COM6");
    MyDevice->setBaudRate(AbstractSerial::BaudRate128000);

    //MyDevice->setBaudRate(AbstractSerial::BaudRate115200);

    if (!MyDevice->open(AbstractSerial::ReadOnly)) {
        qDebug() << "Serial device by default: " << MyDevice->deviceName() << " open fail.";
        return;
    }
    if (!MyDevice->setDataBits(AbstractSerial::DataBits8)) {
        qDebug() << "Set data bits " <<  AbstractSerial::DataBits8 << " error.";
        return;
    }

    if (!MyDevice->setParity(AbstractSerial::ParityNone)) {
        qDebug() << "Set parity " <<  AbstractSerial::ParityNone << " error.";
        return;
    }

    if (!MyDevice->setStopBits(AbstractSerial::StopBits1)) {
        qDebug() << "Set stop bits " <<  AbstractSerial::StopBits1 << " error.";
        return;
    }

    if (!MyDevice->setFlowControl(AbstractSerial::FlowControlOff)) {
        qDebug() << "Set flow " <<  AbstractSerial::FlowControlOff << " error.";
        return;
    }
    qDebug() << "= Default parameters =";
    qDebug() << "Device name            : " << MyDevice->deviceName();
    qDebug() << "Baud rate              : " << MyDevice->baudRate();
    qDebug() << "Data bits              : " << MyDevice->dataBits();
    qDebug() << "Parity                 : " << MyDevice->parity();
    qDebug() << "Stop bits              : " << MyDevice->stopBits();
    qDebug() << "Flow                   : " << MyDevice->flowControl();
    qDebug() << "Char timeout, msec     : " << MyDevice->charIntervalTimeout();
    readBytes = 5;


}

ReadRS232::~ReadRS232() {
    MyDevice->close();
    delete MyDevice;
    MyDevice = 0;
}

void ReadRS232::slotRead() {
    QByteArray ba = MyDevice->read(readBytes);
    qDebug() << "Rx : \n";
    printDataToHex(ba);
    qDebug() << " \n Readed is : " << ba.size() << " bytes";
}

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void MainWindow::on_pushButton_clicked()
{   ReadRS232 * MyReader;
    MyReader = new ReadRS232;
}