for mainwindow.cpp
#include "mainwindow.h"
#include "serial.h"
#include "ui_form1.h"
#include "ui_form2.h"
#include "ui_form3.h"
#include "ui_form4.h"
#include "iostream"

#include <QByteArray>

#include <QTimer>
#include <QDebug>

using std::cout;
using std::endl;

MainWindow::MainWindow(QWidget *parent) :
    QWidget(parent)
{
    resize(346,202);
    this->setFixedSize(this->width(),this->height());
    this->setGeometry(10,30,this->width(),this->height());

    Ui_Form1 *ui1= new Ui_Form1();
    window1 = new QWidget(this);
    ui1->setupUi(window1);
    window1->show();
    window2 = new QWidget(this);
    window2->hide();

    connect(ui1->next,SIGNAL(clicked()),this,SLOT(on_next_clicked()));
    //connect(ui1->btn1,SIGNAL(released()),this,SLOT(on_btn1_released()));
    //timer = new QTimer(this);
    connect(ui1->btn1,SIGNAL(pressed()),this,SLOT(on_btn1_pressed()));
    connect(ui1->btn1,SIGNAL(released()),this,SLOT(on_btn1_released()));

    connect(ui1->btn2,SIGNAL(pressed()),this,SLOT(on_btn2_pressed()));
    connect(ui1->btn2,SIGNAL(released()),this,SLOT(on_btn2_released()));

    connect(ui1->btn3,SIGNAL(pressed()),this,SLOT(on_btn3_pressed()));
    connect(ui1->btn3,SIGNAL(released()),this,SLOT(on_btn3_released()));

    connect(ui1->btn4,SIGNAL(pressed()),this,SLOT(on_btn4_pressed()));
    connect(ui1->btn4,SIGNAL(released()),this,SLOT(on_btn4_released()));

    timer = new QTimer(this);
    timer1 = new QTimer(this);
    timer2 = new QTimer(this);
    timer3 = new QTimer(this);


    serialPortObj = new SerialPort();
    serialPortObj->setPort();
   // window1->show();
}

MainWindow::~MainWindow()
{
    //delete ui;
}
void MainWindow::on_next_clicked()
{
    window1->hide();
    Ui_Form2 *ui2 = new Ui_Form2();
    window2 = new QWidget(this);
    ui2->setupUi(window2);
    connect(ui2->next,SIGNAL(clicked()),this,SLOT(on_next1_clicked()));
    connect(ui2->btn5,SIGNAL(pressed()),this,SLOT(on_btn5_pressed()));
    connect(ui2->btn5,SIGNAL(released()),this,SLOT(on_btn5_released()));

    connect(ui2->btn6,SIGNAL(pressed()),this,SLOT(on_btn6_pressed()));
    connect(ui2->btn6,SIGNAL(released()),this,SLOT(on_btn6_released()));

    connect(ui2->btn7,SIGNAL(pressed()),this,SLOT(on_btn7_pressed()));
    connect(ui2->btn7,SIGNAL(released()),this,SLOT(on_btn7_released()));

    connect(ui2->btn8,SIGNAL(pressed()),this,SLOT(on_btn8_pressed()));
    connect(ui2->btn8,SIGNAL(released()),this,SLOT(on_btn8_released()));

    connect(ui2->back2,SIGNAL(clicked()),this,SLOT(on_back2_clicked()));

    timer4 = new QTimer(this);
    timer5 = new QTimer(this);
    timer6 = new QTimer(this);
    timer7 = new QTimer(this);

    window2 -> show();
}
void MainWindow::on_back2_clicked()
{
    Ui_Form1 *ui1= new Ui_Form1();
    window1 = new QWidget(this);
    ui1->setupUi(window1);
    window1->show();

    Ui_Form2 *ui2 = new Ui_Form2();
    window2 = new QWidget(this);
    ui2->setupUi(window2);
    window2->hide();

}

void MainWindow::on_next1_clicked()
{
    window2->hide();
    Ui_Form3 *ui3 = new Ui_Form3();
    window3 = new QWidget(this);
    ui3->setupUi(window3);
   connect(ui3->next2,SIGNAL(clicked()),this,SLOT(on_next2_clicked()));

    connect(ui3->btn9,SIGNAL(pressed()),this,SLOT(on_btn9_pressed()));
    connect(ui3->btn9,SIGNAL(released()),this,SLOT(on_btn9_released()));

    connect(ui3->btn10,SIGNAL(pressed()),this,SLOT(on_btn10_pressed()));
    connect(ui3->btn10,SIGNAL(released()),this,SLOT(on_btn10_released()));

    connect(ui3->btn11,SIGNAL(pressed()),this,SLOT(on_btn11_pressed()));
    connect(ui3->btn11,SIGNAL(released()),this,SLOT(on_btn11_released()));

    connect(ui3->btn12,SIGNAL(pressed()),this,SLOT(on_btn12_pressed()));
    connect(ui3->btn12,SIGNAL(released()),this,SLOT(on_btn12_released()));

    connect(ui3->back1,SIGNAL(clicked()),this,SLOT(on_next_clicked()));

    timer8 = new QTimer(this);
    timer9 = new QTimer(this);
    timer10 = new QTimer(this);
    timer11 = new QTimer(this);
    timer12 = new QTimer(this);
    window3->show();
}

void MainWindow::on_next2_clicked()
{
    window3->hide();
    Ui_Form4 *ui4 = new Ui_Form4();
    window4 = new QWidget(this);
    ui4->setupUi(window4);
    //connect(ui4->next3,SIGNAL(clicked()),this,SLOT(on_next3_clicked()));
    connect(ui4->btn13,SIGNAL(pressed()),this,SLOT(on_btn13_pressed()));
    connect(ui4->btn13,SIGNAL(released()),this,SLOT(on_btn13_released()));

    connect(ui4->btn14,SIGNAL(pressed()),this,SLOT(on_btn14_pressed()));
    connect(ui4->btn14,SIGNAL(released()),this,SLOT(on_btn14_released()));

    connect(ui4->btn15,SIGNAL(pressed()),this,SLOT(on_btn15_pressed()));
    connect(ui4->btn15,SIGNAL(released()),this,SLOT(on_btn15_released()));

    connect(ui4->btn16,SIGNAL(pressed()),this,SLOT(on_btn16_pressed()));
    connect(ui4->btn16,SIGNAL(released()),this,SLOT(on_btn16_released()));

    connect(ui4->back,SIGNAL(clicked()),this,SLOT(on_next1_clicked()));

    timer13 = new QTimer(this);
    timer14 = new QTimer(this);
    timer15 = new QTimer(this);

    window4->show();
}

void MainWindow::on_btn1_pressed()
{
    QByteArray sendFrame = generateFrame();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame.data(),sendFrame.length());
    connect(timer,SIGNAL(timeout()),this,SLOT(on_btn1_pressed()));
    timer->start(500);
    std::cout << sendFrame.data() << std::endl;
    sendFrame = sentFrame;
}

void MainWindow::on_btn1_released()
{
    QByteArray sendFrame1 = generateFrame4();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame1.data(),sendFrame1.length());
    connect(timer,SIGNAL(timeout()),this,SLOT(on_btn1_released()));
    timer->start(500);
    std::cout << sendFrame1.data() << std::endl;
    timer->stop();
}

void MainWindow::on_btn2_pressed()
{
    QByteArray sendFrame2 = generateFrame1();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame2.data(),sendFrame2.length());
    connect(timer1,SIGNAL(timeout()),this,SLOT(on_btn2_pressed()));
    timer1->start(500);
    std::cout << sendFrame2.data() << std::endl;
    sendFrame2 = sentFrame;
}

void MainWindow::on_btn2_released()
{
    QByteArray sendFrame3 = generateFrame5();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame3.data(),sendFrame3.length());
    connect(timer1,SIGNAL(timeout()),this,SLOT(on_btn2_released()));
    timer1->start(500);
    std::cout << sendFrame3.data() << std::endl;
    timer1->stop();
}

void MainWindow::on_btn3_pressed()
{
    QByteArray sendFrame4 = generateFrame2();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame4.data(),sendFrame4.length());
    connect(timer2,SIGNAL(timeout()),this,SLOT(on_btn3_pressed()));
    timer2->start(500);
    std::cout << sendFrame4.data() << std::endl;
    sendFrame4 = sentFrame;
}

void MainWindow::on_btn3_released()
{
    QByteArray sendFrame5 = generateFrame6();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame5.data(),sendFrame5.length());
    connect(timer2,SIGNAL(timeout()),this,SLOT(on_btn3_released()));
    timer2->start(500);
    std::cout << sendFrame5.data() << std::endl;
    timer2->stop();
}

void MainWindow::on_btn4_pressed()
{
    QByteArray sendFrame6 = generateFrame3();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame6.data(),sendFrame6.length());
    connect(timer3,SIGNAL(timeout()),this,SLOT(on_btn4_pressed()));
    timer3->start(500);
    std::cout << sendFrame6.data() << std::endl;
    sendFrame6 = sentFrame;
}

void MainWindow::on_btn4_released()
{
    QByteArray sendFrame7 = generateFrame7();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame7.data(),sendFrame7.length());
    connect(timer3,SIGNAL(timeout()),this,SLOT(on_btn4_released()));
    timer3->start(500);
    std::cout<< sendFrame7.data() << std::endl;
    timer3->stop();
}

void MainWindow::on_btn5_pressed()
{
    QByteArray sendFrame8 = generateFrame8();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame8.data(),sendFrame8.length());
    connect(timer4,SIGNAL(timeout()),this,SLOT(on_btn5_pressed()));
    timer4->start(500);
    std::cout << sendFrame8.data() << std::endl;
    sendFrame8 = sentFrame;
}

void MainWindow::on_btn5_released()
{
    QByteArray sendFrame9 = generateFrame9();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame9.data(),sendFrame9.length());
    connect(timer4,SIGNAL(timeout()),this,SLOT(on_btn5_released()));
    timer4->start(500);
    std::cout << sendFrame9.data() << std::endl;
    timer4->stop();
}
void MainWindow::on_btn6_pressed()
{
    QByteArray sendFrame10 = generateFrame10();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame10.data(),sendFrame10.length());
    connect(timer5,SIGNAL(timeout()),this,SLOT(on_btn6_pressed()));
    timer5->start(500);
    std::cout << sendFrame10.data() << std::endl;
    sendFrame10 = sentFrame;
}
void MainWindow::on_btn6_released()
{
    QByteArray sendFrame11 = generateFrame11();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame11.data(),sendFrame11.length());
    connect(timer5,SIGNAL(timeout()),this,SLOT(on_btn6_released()));
    timer5->start(500);
    std::cout << sendFrame11.data() << std::endl;
    timer5->stop();
}
void MainWindow::on_btn7_pressed()
{
    QByteArray sendFrame12 = generateFrame12();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame12.data(),sendFrame12.length());
    connect(timer6,SIGNAL(timeout()),this,SLOT(on_btn7_pressed()));
    timer6->start(500);
    std::cout << sendFrame12.data() << std::endl;
    sendFrame12 = sentFrame;
}
void MainWindow::on_btn7_released()
{
    QByteArray sendFrame13 = generateFrame13();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame13.data(),sendFrame13.length());
    connect(timer6,SIGNAL(timeout()),this,SLOT(on_btn7_released()));
    timer6->start(500);
    std::cout << sendFrame13.data() << std::endl;
    timer6->stop();
}
void MainWindow::on_btn8_pressed()
{
    QByteArray sendFrame14 = generateFrame14();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame14.data(),sendFrame14.length());
    connect(timer7,SIGNAL(timeout()),this,SLOT(on_btn8_pressed()));
    timer7->start(500);
    std::cout << sendFrame14.data() << std::endl;
    sendFrame14 = sentFrame;
}
void MainWindow::on_btn8_released()
{
    QByteArray sendFrame15 = generateFrame15();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame15.data(),sendFrame15.length());
    connect(timer7,SIGNAL(timeout()),this,SLOT(on_btn8_released()));
    timer7->start(500);
    std::cout << sendFrame15.data() << std::endl;
    timer7->stop();
}
void MainWindow::on_btn9_pressed()
{
    QByteArray sendFrame16 = generateFrame16();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame16.data(),sendFrame16.length());
    connect(timer8,SIGNAL(timeout()),this,SLOT(on_btn9_pressed()));
    timer8->start(500);
    std::cout << sendFrame16.data() << std::endl;
   sendFrame16 = sentFrame;
}
void MainWindow::on_btn9_released()
{
    QByteArray sendFrame17 = generateFrame17();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame17.data(),sendFrame17.length());
    connect(timer8,SIGNAL(timeout()),this,SLOT(on_btn9_released()));
    timer8->start(500);
    std::cout << sendFrame17.data() << std::endl;
    timer8->stop();
}
void MainWindow::on_btn10_pressed()
{
    QByteArray sendFrame18 = generateFrame18();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame18.data(),sendFrame18.length());
    connect(timer9,SIGNAL(timeout()),this,SLOT(on_btn10_pressed()));
    timer9->start(500);
    std::cout << sendFrame18.data() << std::endl;
    sendFrame18 = sentFrame;
}
void MainWindow::on_btn10_released()
{
    QByteArray sendFrame19 = generateFrame19();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame19.data(),sendFrame19.length());
    connect(timer9,SIGNAL(timeout()),this,SLOT(on_btn10_released()));
    timer9->start(500);
    std::cout << sendFrame19.data() << std::endl;
    timer9->stop();
}
void MainWindow::on_btn11_pressed()
{
    QByteArray sendFrame20 = generateFrame20();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame20.data(),sendFrame20.length());
    connect(timer10,SIGNAL(timeout()),this,SLOT(on_btn11_pressed()));
    timer10->start(500);
    std::cout << sendFrame20.data() << std::endl;
    sendFrame20 = sentFrame;
}
void MainWindow::on_btn11_released()
{
    QByteArray sendFrame21 = generateFrame21();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame21.data(),sendFrame21.length());
    connect(timer10,SIGNAL(timeout()),this,SLOT(on_btn11_released()));
    timer10->start(500);
    std::cout << sendFrame21.data() << std::endl;
    timer10->stop();
}
void MainWindow::on_btn12_pressed()
{
    QByteArray sendFrame22 = generateFrame22();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame22.data(),sendFrame22.length());
    connect(timer11,SIGNAL(timeout()),this,SLOT(on_btn12_pressed()));
    timer11->start(500);
    std::cout << sendFrame22.data() << std::endl;
    sendFrame22 = sentFrame;
}
void MainWindow::on_btn12_released()
{
    QByteArray sendFrame23 = generateFrame23();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame23.data(),sendFrame23.length());
    connect(timer11,SIGNAL(timeout()),this,SLOT(on_btn12_released()));
    timer11->start(500);
    std::cout << sendFrame23.data() << std::endl;
    timer11->stop();
}
void MainWindow::on_btn13_pressed()
{
    QByteArray sendFrame24 = generateFrame24();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame24.data(),sendFrame24.length());
    connect(timer12,SIGNAL(timeout()),this,SLOT(on_btn13_pressed()));
    timer12->start(500);
    std::cout << sendFrame24.data() << std::endl;
    sendFrame24 = sentFrame;
}
void MainWindow::on_btn13_released()
{
    QByteArray sendFrame25 = generateFrame25();
   serialPortObj->clearPort();
   serialPortObj->writePort(sendFrame25.data(),sendFrame25.length());
   connect(timer12,SIGNAL(timeout()),this,SLOT(on_btn13_released()));
   timer12->start(500);
   std::cout << sendFrame25.data() << std::endl;
   timer12->stop();
}
void MainWindow::on_btn14_pressed()
{
    QByteArray sendFrame26 = generateFrame26();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame26.data(),sendFrame26.length());
    connect(timer13,SIGNAL(timeout()),this,SLOT(on_btn14_pressed()));
    timer13->start(500);
    std::cout << sendFrame26.data() << std::endl;
   sendFrame26 = sentFrame;
}
void MainWindow::on_btn14_released()
{
    QByteArray sendFrame27 = generateFrame27();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame27.data(),sendFrame27.length());
    connect(timer13,SIGNAL(timeout()),this,SLOT(on_btn14_released()));
    timer13->start(500);
    std::cout << sendFrame27.data() << std::endl;
    timer13->stop();
}
void MainWindow::on_btn15_pressed()
{
    QByteArray sendFrame28 = generateFrame28();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame28.data(),sendFrame28.length());
    connect(timer14,SIGNAL(timeout()),this,SLOT(on_btn15_pressed()));
    timer14->start(500);
    std::cout << sendFrame28.data() << std::endl;
    sendFrame28 = sentFrame;
}
void MainWindow::on_btn15_released()
{
    QByteArray sendFrame29 = generateFrame29();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame29.data(),sendFrame29.length());
    connect(timer14,SIGNAL(timeout()),this,SLOT(on_btn15_released()));
    timer14->start(500);
    std::cout << sendFrame29.data() << std::endl;
     timer14->stop();
}
void MainWindow::on_btn16_pressed()
{
    QByteArray sendFrame30 = generateFrame30();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame30.data(),sendFrame30.length());
    connect(timer15,SIGNAL(timeout()),this,SLOT(on_btn16_pressed()));
    timer15->start(500);
    std::cout << sendFrame30.data() <<std::endl;
    sendFrame30 = sentFrame;
}
void MainWindow::on_btn16_released()
{
    QByteArray sendFrame31 = generateFrame31();
    serialPortObj->clearPort();
    serialPortObj->writePort(sendFrame31.data(),sendFrame31.length());
    connect(timer15,SIGNAL(timeout()),this,SLOT(on_btn16_released()));
    timer15->start(500);
    std::cout << sendFrame31.data() << std::endl;
    timer15->stop();
}

QByteArray MainWindow::generateFrame()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='A';req[3]='0';req[4]='0';req[5]='1';req[6]='1';req[7]='1';req[8]='1';req[9]='*';
    return req;
}

QByteArray MainWindow::generateFrame1()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='B';req[3]='0';req[4]='1';req[5]='1';req[6]='1';req[7]='1';req[8]='2';req[9]='*';
    return req;
}

QByteArray MainWindow::generateFrame2()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='C';req[3]='0';req[4]='1';req[5]='1';req[6]='1';req[7]='1';req[8]='3';req[9]='*';
    return req;
}

QByteArray MainWindow::generateFrame3()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='D';req[3]='0';req[4]='1';req[5]='1';req[6]='1';req[7]='1';req[8]='4';req[9]='*';
    return req;
}

QByteArray MainWindow::generateFrame4()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='A';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='0';req[9]='*';
    return req;
}

QByteArray MainWindow::generateFrame5()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='B';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='0';req[9]='*';
    return req;
}

QByteArray MainWindow::generateFrame6()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='C';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='0';req[9]='*';
    return req;
}

QByteArray MainWindow::generateFrame7()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='D';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='0';req[9]='*';
    return req;
}

QByteArray MainWindow::generateFrame8()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='E';req[3]='0';req[4]='1';req[5]='1';req[6]='1';req[7]='1';req[8]='1';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame9()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='E';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='0';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame10()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='F';req[3]='1';req[4]='1';req[5]='1';req[6]='1';req[7]='1';req[8]='1';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame11()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='F';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='0';req[9]='*';
    return req;
}

QByteArray MainWindow::generateFrame12()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='G';req[3]='1';req[4]='1';req[5]='1';req[6]='1';req[7]='1';req[8]='1';req[9]='*';
    return req;
}

QByteArray MainWindow::generateFrame13()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='G';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='0';req[9]='*';
    return req;
}

QByteArray MainWindow::generateFrame14()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='H';req[3]='1';req[4]='1';req[5]='1';req[6]='1';req[7]='1';req[8]='1';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame15()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='H';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='0';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame16()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='I';req[3]='1';req[4]='1';req[5]='1';req[6]='1';req[7]='1';req[8]='1';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame17()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='I';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='0';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame18()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='J';req[3]='1';req[4]='1';req[5]='1';req[6]='1';req[7]='1';req[8]='1';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame19()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='J';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='0';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame20()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='K';req[3]='1';req[4]='1';req[5]='1';req[6]='1';req[7]='1';req[8]='1';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame21()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='K';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='0';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame22()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='L';req[3]='1';req[4]='1';req[5]='1';req[6]='1';req[7]='1';req[8]='1';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame23()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='L';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='0';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame24()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='M';req[3]='1';req[4]='1';req[5]='1';req[6]='1';req[7]='1';req[8]='1';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame25()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='M';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='0';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame26()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='N';req[3]='1';req[4]='1';req[5]='1';req[6]='1';req[7]='1';req[8]='1';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame27()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='N';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='1';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame28()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='O';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='1';req[9]='*';
            return req;
}
QByteArray MainWindow::generateFrame29()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='O';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[7]='0';req[8]='0';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame30()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='P';req[3]='1';req[4]='1';req[5]='1';req[6]='1';req[7]='1';req[8]='1';req[9]='*';
    return req;
}
QByteArray MainWindow::generateFrame31()
{
    req.resize(10);req[0]='@';req[1]='0';req[2]='P';req[3]='0';req[4]='0';req[5]='0';req[6]='0';req[8]='0';req[8]='0';req[9]='*';
    return req;
}

#include <stdio.h>
#include "serial.h"
#include "iostream"
#include "QDebug"

using std::cout;
using std::endl;

SerialPort::SerialPort()
{
     fd = -1;
     byteswrite = 0;
     bytesread = 0;
}

 SerialPort::~SerialPort()
 {

 }

 int SerialPort::openPort()
 {
     int fd;
     fd = open("/dev/ttyUSB0",O_RDWR | O_NOCTTY | O_NDELAY);
     if(fd > 0)
     {
         qDebug() << "open success";
     }
     else
         fcntl(fd,F_SETFL,FNDELAY);
     return fd;
 }
 void SerialPort::readPort(char *rbuf, int length)
 {
     int fd;
     bytesread = read(fd,rbuf,10);
 }
 void SerialPort::writePort(char *tbuf, int length)
 {
     int fd;
     byteswrite = write(fd,tbuf,10);
 }
 void SerialPort::setPort(void)
 {
     int fd = openPort();
     tcgetattr(fd, &options);
     if(cfsetispeed(&options,B19200) == -1)
     {
         std::cout << "error input baud rate" << endl;
     }
     if(cfsetospeed(&options,B19200) == -1)
     {
         std::cout << "error output baud rate" << endl;
     }
     cfsetispeed(&options, B19200);
     cfsetospeed(&options, B19200);
     options.c_cflag |= (CLOCAL | CREAD);
     options.c_cflag &= ~CSIZE;
     options.c_cflag |= CS8;
     options.c_cflag &= ~PARENB;
     options.c_cflag &= ~CSTOPB;
     options.c_iflag &= ~INPCK;
     options.c_iflag &= ~(ICANON | ECHO | ECHOE | ISIG);
     options.c_oflag &= ~OPOST;
     tcsetattr(fd, TCSANOW, &options);
     fcntl(fd,F_SETFL,FNDELAY);
 }
 void SerialPort::clearPort()
 {
     int fd;
     tcflush(fd,TCIOFLUSH);
     fflush(NULL);
 }

for mainwindow.cpp

for (mainwindow.cpp)

#-------------------------------------------------
#
# Project created by QtCreator 2011-10-18T13:39:54
#
#-------------------------------------------------
QT      += core gui
TARGET = project
TEMPLATE = app
DEPENDPATH += .
INCLUDEPATH += .

# Input
HEADERS += mainwindow.h serial.h
FORMS += form1.ui form2.ui form3.ui form4.ui
SOURCES += main.cpp mainwindow.cpp serial.cpp
RESOURCES += resource.qrc

computer-cs-2@computer-cs-2-desktop:~$ su
Password: 
root@computer-cs-2-desktop:/home/computer-cs-2# cp -R /home/computer-cs-2/QtSDK/project/ /home/farm
root@computer-cs-2-desktop:/home/computer-cs-2# cd /home/farm
root@computer-cs-2-desktop:/home/farm# ls
buttons  computer-cs-2  examples.desktop  Genx1  project  QtSDK  timer
root@computer-cs-2-desktop:/home/farm# cat .bashrc
export PATH=$PATH:/usr/local/arm/4.3.2/bin
export PATH=$PATH:/opt/FriendlyARM/mini2440/x86-qtopia/qtopia-2.2.0-FriendlyARM/qtopia/bin
qmake="/usr/local/arm/4.3.2/bin/qmake"

root@computer-cs-2-desktop:/home/farm# cd project\
> 
root@computer-cs-2-desktop:/home/farm/project# ls
a1.png    form2.h   form3.ui  main.cpp        mainwindow.h  moc_mainwindow.cpp  project.pro       qrc_resource.o  serial.h    ui_form2.h
form1.h   form2.ui  form4.h   main.o          mainwindow.o  moc_mainwindow.o    project.pro.user  resource.qrc    serial.o    ui_form3.h
form1.ui  form3.h   form4.ui  mainwindow.cpp  Makefile      project             qrc_resource.cpp  serial.cpp      ui_form1.h  ui_form4.h
root@computer-cs-2-desktop:/home/farm/project# rm -r project
root@computer-cs-2-desktop:/home/farm/project# rm -r project.pro
root@computer-cs-2-desktop:/home/farm/project# rm -r project.pro.user 
root@computer-cs-2-desktop:/home/farm/project# rm Makefile 
root@computer-cs-2-desktop:/home/farm/project# rm moc_mainwindow.o
root@computer-cs-2-desktop:/home/farm/project# rm moc_mainwindow.cpp 
root@computer-cs-2-desktop:/home/farm/project# ls
a1.png   form1.ui  form2.ui  form3.ui  form4.ui  main.o          mainwindow.h  qrc_resource.cpp  resource.qrc  serial.h  ui_form1.h  ui_form3.h
form1.h  form2.h   form3.h   form4.h   main.cpp  mainwindow.cpp  mainwindow.o  qrc_resource.o    serial.cpp    serial.o  ui_form2.h  ui_form4.h
root@computer-cs-2-desktop:/home/farm/project# rm main.o
root@computer-cs-2-desktop:/home/farm/project# rm qrc_resource.o
root@computer-cs-2-desktop:/home/farm/project# rm qrc_resource.cpp 
root@computer-cs-2-desktop:/home/farm/project# ls
a1.png   form1.ui  form2.ui  form3.ui  form4.ui  mainwindow.cpp  mainwindow.o  serial.cpp  serial.o    ui_form2.h  ui_form4.h
form1.h  form2.h   form3.h   form4.h   main.cpp  mainwindow.h    resource.qrc  serial.h    ui_form1.h  ui_form3.h
root@computer-cs-2-desktop:/home/farm/project# rm serial.o
root@computer-cs-2-desktop:/home/farm/project# rm mainwindow.o
root@computer-cs-2-desktop:/home/farm/project# ls
a1.png   form1.ui  form2.ui  form3.ui  form4.ui  mainwindow.cpp  resource.qrc  serial.h    ui_form2.h  ui_form4.h
form1.h  form2.h   form3.h   form4.h   main.cpp  mainwindow.h    serial.cpp    ui_form1.h  ui_form3.h
root@computer-cs-2-desktop:/home/farm/project# qmake -project
root@computer-cs-2-desktop:/home/farm/project# qmake project.pro 
root@computer-cs-2-desktop:/home/farm/project# make
/usr/bin/uic-qt4 form2.ui -o ui_form2.h
/usr/bin/uic-qt4 form4.ui -o ui_form4.h
g++ -c -pipe -O2 -Wall -W -D_REENTRANT -DQT_NO_DEBUG -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED -I/usr/share/qt4/mkspecs/linux-g++ -I. -I/usr/include/qt4/QtCore -I/usr/include/qt4/QtGui -I/usr/include/qt4 -I. -I. -I. -o main.o main.cpp
g++ -c -pipe -O2 -Wall -W -D_REENTRANT -DQT_NO_DEBUG -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED -I/usr/share/qt4/mkspecs/linux-g++ -I. -I/usr/include/qt4/QtCore -I/usr/include/qt4/QtGui -I/usr/include/qt4 -I. -I. -I. -o mainwindow.o mainwindow.cpp
g++ -c -pipe -O2 -Wall -W -D_REENTRANT -DQT_NO_DEBUG -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED -I/usr/share/qt4/mkspecs/linux-g++ -I. -I/usr/include/qt4/QtCore -I/usr/include/qt4/QtGui -I/usr/include/qt4 -I. -I. -I. -o serial.o serial.cpp
serial.cpp:33: warning: unused parameter ‘length’
serial.cpp:38: warning: unused parameter ‘length’
serial.cpp: In member function ‘void SerialPort::clearPort()’:
serial.cpp:71: warning: ‘fd’ is used uninitialized in this function
serial.cpp: In member function ‘void SerialPort::writePort(char*, int)’:
serial.cpp:41: warning: ‘fd’ is used uninitialized in this function
serial.cpp: In member function ‘void SerialPort::readPort(char*, int)’:
serial.cpp:36: warning: ‘fd’ is used uninitialized in this function
/usr/bin/moc-qt4 -DQT_NO_DEBUG -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED -I/usr/share/qt4/mkspecs/linux-g++ -I. -I/usr/include/qt4/QtCore -I/usr/include/qt4/QtGui -I/usr/include/qt4 -I. -I. -I. mainwindow.h -o moc_mainwindow.cpp
g++ -c -pipe -O2 -Wall -W -D_REENTRANT -DQT_NO_DEBUG -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED -I/usr/share/qt4/mkspecs/linux-g++ -I. -I/usr/include/qt4/QtCore -I/usr/include/qt4/QtGui -I/usr/include/qt4 -I. -I. -I. -o moc_mainwindow.o moc_mainwindow.cpp
/usr/bin/rcc -name resource resource.qrc -o qrc_resource.cpp
g++ -c -pipe -O2 -Wall -W -D_REENTRANT -DQT_NO_DEBUG -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED -I/usr/share/qt4/mkspecs/linux-g++ -I. -I/usr/include/qt4/QtCore -I/usr/include/qt4/QtGui -I/usr/include/qt4 -I. -I. -I. -o qrc_resource.o qrc_resource.cpp
g++ -Wl,-O1 -o project main.o mainwindow.o serial.o moc_mainwindow.o qrc_resource.o    -L/usr/lib -lQtGui -lQtCore -lpthread 
root@computer-cs-2-desktop:/home/farm/project# ping 192.168.1.230
PING 192.168.1.230 (192.168.1.230) 56(84) bytes of data.
64 bytes from 192.168.1.230: icmp_seq=1 ttl=241 time=66.1 ms
64 bytes from 192.168.1.230: icmp_seq=2 ttl=241 time=76.2 ms
64 bytes from 192.168.1.230: icmp_seq=3 ttl=241 time=72.7 ms
^C
--- 192.168.1.230 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 66.160/71.702/76.208/4.178 ms
root@computer-cs-2-desktop:/home/farm/project# ftp 192.168.1.230
^Croot@computer-cs-2-desktop:/home/farm/project# ifconfig eth0 192.168.1.1 netmask 255.255.255.0
root@computer-cs-2-desktop:/home/farm/project# ftp 192.168.1.230
Connected to 192.168.1.230.
220 FriendlyARM FTP server (Version 6.4/OpenBSD/Linux-ftpd-0.17) ready.
Name (192.168.1.230:computer-cs-2): root
331 Password required for root.
Password:
230 User root logged in.
Remote system type is UNIX.
Using binary mode to transfer files.
ftp> ls
200 PORT command successful.
150 Opening ASCII mode data connection for '/bin/ls'.
-rw-r--r--    1 root     root          436 Jan  1  1970 .ash_history
-rw-r--r--    1 root     root            0 Jan  1 08:00 1?[=1?[
-rw-r--r--    1 root     root            0 Jan  1 08:00 4[4
drwxr-xr-x    1 root     root         2048 Mar  4  2011 bin
drwxr-xr-x    7 root     root            0 Jan  1 08:00 dev
drwxr-xr-x    1 root     root         2048 Jan  1 08:14 etc
drwxr-xr-x    1 root     root         2048 Jul  5  2007 home
drwxr-xr-x    1 root     root         2048 Mar  4  2011 lib
lrwxrwxrwx    1 root     root           11 Mar  4  2011 linuxrc -> bin/busybox
drwx------    1 root     root         2048 Jan  1 08:00 lost+found
drwxr-xr-x    1 root     root         2048 Jan  5  2010 mnt
drwxr-xr-x    1 root     root         2048 Mar  4  2011 opt
dr-xr-xr-x   39 root     root            0 Jan  1 08:00 proc
-rw-r-----    1 root     root       105243 Jan  1 08:11 project
drwxr-xr-x    1 root     root         2048 Jan  1 08:28 root
drwxr-xr-x    1 root     root         2048 Mar  4  2011 sbin
drwxr-xr-x   11 root     root            0 Jan  1 08:00 sys
drwxr-xr-x    2 root     root            0 Jan  1 08:00 tmp
drwxr-xr-x    1 root     root         2048 Mar  4  2011 usr
drwxr-xr-x    7 root     root            0 Jan  1 08:00 var
drwx------    1 root     root         2048 Apr  1  2009 www
226 Transfer complete.
ftp> cd /root
250 CWD command successful.
ftp> ls
200 PORT command successful.
150 Opening ASCII mode data connection for '/bin/ls'.
drwx------    1 root     root         2048 Mar 26  2009 .kde
drwxr-xr-x    1 root     root         2048 Feb 11  2024 Applications
drwxr-x---    1 root     root         2048 Jan  1 08:28 CEPLapps
drwxr-xr-x    1 root     root         2048 Jan  6  2010 Documents
-rwxr-x--x    1 root     root       546567 Jan  1  1970 Genx1
drwxr-xr-x    1 root     root         2048 Jan  1 08:00 Settings
-rw-r--r--    1 root     root            1 Jan  1 08:28 etc
-rwxr-x--x    1 root     root       105243 Jan  1  1970 project
drwxr-xr-x    1 root     root         2048 Jan  1 08:00 tmp
226 Transfer complete.
ftp> send project
local: project remote: project
200 PORT command successful.
150 Opening BINARY mode data connection for 'project'.
226 Transfer complete.
105243 bytes sent in 0.02 secs (4202.7 kB/s)
ftp> bye
221 Goodbye.
root@computer-cs-2-desktop:/home/farm/project# telnet 192.168.1.230
Trying 192.168.1.230...
Connected to 192.168.1.230.
Escape character is '^]'.

Kernel 2.6.32.2-FriendlyARM on (/dev/pts/0)
FriendlyARM login: root
Password: 
[root@FriendlyARM /]# ls
1?[=1?[     bin         etc         lib         lost+found  opt         project     sbin        tmp         var
4[4         dev         home        linuxrc     mnt         proc        root        sys         usr         www
[root@FriendlyARM /]# cd /root
[root@FriendlyARM /root]# ls
Applications  CEPLapps      Documents     Genx1         Settings      etc           project       tmp
[root@FriendlyARM /root]# chmod +x project
[root@FriendlyARM /root]# ls
Applications  CEPLapps      Documents     Genx1         Settings      etc           project       tmp
[root@FriendlyARM /root]# export TSLIB_TSEVENTTYPE=INPUT
[root@FriendlyARM /root]# 
[root@FriendlyARM /root]# export TSLIB_CONSOLEDEVICE=none
[root@FriendlyARM /root]# 
[root@FriendlyARM /root]# export TSLIB_FBDEVICE=/dev/fb0
[root@FriendlyARM /root]# 
[root@FriendlyARM /root]# export TSLIB_TSDEVICE=/dev/touchscreen-1wire
[root@FriendlyARM /root]#                                             
[root@FriendlyARM /root]# export TSLIB_CALIBFILE=/etc/pointercal
[root@FriendlyARM /root]#                                       
[root@FriendlyARM /root]# export TSLIB_CONFFILE=/etc/ts.conf
[root@FriendlyARM /root]#                                   
[root@FriendlyARM /root]# export TSLIB_PLUGINDIR=/usr/lib/ts
[root@FriendlyARM /root]#                                   
[root@FriendlyARM /root]# export LD_LIBRARY_PATH=/usr/local/Trolltech/QtEmbedded-4.7.0-arm/lib
[root@FriendlyARM /root]#                                                                     
[root@FriendlyARM /root]# export QTDIR=/usr/local/Trolltech/QtEmbedded-4.7.0-arm
[root@FriendlyARM /root]#                                                       
[root@FriendlyARM /root]# export QWS_MOUSE_PROTO=tslib:/dev/touchscreen-1wire
[root@FriendlyARM /root]#                                                    
[root@FriendlyARM /root]# export QWS_SIZE='480x272'
[root@FriendlyARM /root]# cd
[root@FriendlyARM /]# ls
1?[=1?[     bin         etc         lib         lost+found  opt         project     sbin        tmp         var
4[4         dev         home        linuxrc     mnt         proc        root        sys         usr         www
[root@FriendlyARM /]# cd /root
[root@FriendlyARM /root]# ls
Applications  CEPLapps      Documents     Genx1         Settings      etc           project       tmp
[root@FriendlyARM /root]# ./project -qws
./project: line 1: syntax error: "(" unexpected
[root@FriendlyARM /root]# ls
Applications  CEPLapps      Documents     Genx1         Settings      etc           project       tmp
[root@FriendlyARM /root]# exit
Connection closed by foreign host.
root@computer-cs-2-desktop:/home/farm/project# telnet 192.168.1.230
Trying 192.168.1.230...
Connected to 192.168.1.230.
Escape character is '^]'.

Kernel 2.6.32.2-FriendlyARM on (/dev/pts/0)
FriendlyARM login: root
Password: 
[root@FriendlyARM /]# ls
1?[=1?[     bin         etc         lib         lost+found  opt         project     sbin        tmp         var
4[4         dev         home        linuxrc     mnt         proc        root        sys         usr         www
[root@FriendlyARM /]# cd /root
[root@FriendlyARM /root]# ls
Applications  CEPLapps      Documents     Genx1         Settings      etc           project       tmp
[root@FriendlyARM /root]# cd CEPLapps
[root@FriendlyARM CEPLapps]# ls
project
[root@FriendlyARM CEPLapps]# export TSLIB_TSEVENTTYPE=INPUT
[root@FriendlyARM CEPLapps]# 
[root@FriendlyARM CEPLapps]# export TSLIB_CONSOLEDEVICE=none
[root@FriendlyARM CEPLapps]# 
[root@FriendlyARM CEPLapps]# export TSLIB_FBDEVICE=/dev/fb0
[root@FriendlyARM CEPLapps]# 
[root@FriendlyARM CEPLapps]# export TSLIB_TSDEVICE=/dev/touchscreen-1wire
[root@FriendlyARM CEPLapps]#                                             
[root@FriendlyARM CEPLapps]# export TSLIB_CALIBFILE=/etc/pointercal
[root@FriendlyARM CEPLapps]#                                       
[root@FriendlyARM CEPLapps]# export TSLIB_CONFFILE=/etc/ts.conf
[root@FriendlyARM CEPLapps]#                                   
[root@FriendlyARM CEPLapps]# export TSLIB_PLUGINDIR=/usr/lib/ts
[root@FriendlyARM CEPLapps]#                                   
[root@FriendlyARM CEPLapps]# export LD_LIBRARY_PATH=/usr/local/Trolltech/QtEmbedded-4.7.0-arm/lib
[root@FriendlyARM CEPLapps]#                                                                     
[root@FriendlyARM CEPLapps]# export QTDIR=/usr/local/Trolltech/QtEmbedded-4.7.0-arm
[root@FriendlyARM CEPLapps]#                                                       
[root@FriendlyARM CEPLapps]# export QWS_MOUSE_PROTO=tslib:/dev/touchscreen-1wire
[root@FriendlyARM CEPLapps]#                                                    
[root@FriendlyARM CEPLapps]# export QWS_SIZE='480x272'
[root@FriendlyARM CEPLapps]# ls
project
[root@FriendlyARM CEPLapps]# rm project
[root@FriendlyARM CEPLapps]# ls
[root@FriendlyARM CEPLapps]# cd .root
-sh: cd: can't cd to .root
[root@FriendlyARM CEPLapps]# cd /root
[root@FriendlyARM /root]# ls
Applications  CEPLapps      Documents     Genx1         Settings      etc           project       tmp
[root@FriendlyARM /root]# cd CEPLapps
[root@FriendlyARM CEPLapps]# export TSLIB_TSEVENTTYPE=INPUT
[root@FriendlyARM CEPLapps]# 
[root@FriendlyARM CEPLapps]# export TSLIB_CONSOLEDEVICE=none
[root@FriendlyARM CEPLapps]# 
[root@FriendlyARM CEPLapps]# export TSLIB_FBDEVICE=/dev/fb0
[root@FriendlyARM CEPLapps]# 
[root@FriendlyARM CEPLapps]# export TSLIB_TSDEVICE=/dev/touchscreen-1wire
[root@FriendlyARM CEPLapps]#                                             
[root@FriendlyARM CEPLapps]# export TSLIB_CALIBFILE=/etc/pointercal
[root@FriendlyARM CEPLapps]#                                       
[root@FriendlyARM CEPLapps]# export TSLIB_CONFFILE=/etc/ts.conf
[root@FriendlyARM CEPLapps]#                                   
[root@FriendlyARM CEPLapps]# export TSLIB_PLUGINDIR=/usr/lib/ts
[root@FriendlyARM CEPLapps]#                                   
[root@FriendlyARM CEPLapps]# export LD_LIBRARY_PATH=/usr/local/Trolltech/QtEmbedded-4.7.0-arm/lib
[root@FriendlyARM CEPLapps]#                                                                     
[root@FriendlyARM CEPLapps]# export QTDIR=/usr/local/Trolltech/QtEmbedded-4.7.0-arm
[root@FriendlyARM CEPLapps]#                                                       
[root@FriendlyARM CEPLapps]# export QWS_MOUSE_PROTO=tslib:/dev/touchscreen-1wire
[root@FriendlyARM CEPLapps]#                                                    
[root@FriendlyARM CEPLapps]# export QWS_SIZE='480x272'
[root@FriendlyARM CEPLapps]# cd  
[root@FriendlyARM /]# cd /root
[root@FriendlyARM /root]# ls
Applications  CEPLapps      Documents     Genx1         Settings      etc           project       tmp
[root@FriendlyARM /root]# chmod +x project
[root@FriendlyARM /root]# ./project -qws
./project: line 1: syntax error: "(" unexpected
[root@FriendlyARM /root]# exit
Connection closed by foreign host.
root@computer-cs-2-desktop:/home/farm/project# ./project
QGtkStyle was unable to detect the current GTK+ theme.
Qt: Session management error: None of the authentication protocols specified are supported
root@computer-cs-2-desktop:/home/farm/project# telnet 192.168.1.230
Trying 192.168.1.230...
Connected to 192.168.1.230.
Escape character is '^]'.

Kernel 2.6.32.2-FriendlyARM on (/dev/pts/0)
FriendlyARM login: root
Password: 
[root@FriendlyARM /]# ls
1?[=1?[     bin         etc         lib         lost+found  opt         project     sbin        tmp         var
4[4         dev         home        linuxrc     mnt         proc        root        sys         usr         www
[root@FriendlyARM /]# cd /root
[root@FriendlyARM /root]# ls
Applications  CEPLapps      Documents     Genx1         Settings      etc           project       tmp
[root@FriendlyARM /root]# chmod +x project
[root@FriendlyARM /root]# ls
Applications  CEPLapps      Documents     Genx1         Settings      etc           project       tmp
[root@FriendlyARM /root]# cd CEPLapps
[root@FriendlyARM CEPLapps]# export TSLIB_TSEVENTTYPE=INPUT
[root@FriendlyARM CEPLapps]# 
[root@FriendlyARM CEPLapps]# export TSLIB_CONSOLEDEVICE=none
[root@FriendlyARM CEPLapps]# 
[root@FriendlyARM CEPLapps]# export TSLIB_FBDEVICE=/dev/fb0
[root@FriendlyARM CEPLapps]# 
[root@FriendlyARM CEPLapps]# export TSLIB_TSDEVICE=/dev/touchscreen-1wire
[root@FriendlyARM CEPLapps]#                                             
[root@FriendlyARM CEPLapps]# export TSLIB_CALIBFILE=/etc/pointercal
[root@FriendlyARM CEPLapps]#                                       
[root@FriendlyARM CEPLapps]# export TSLIB_CONFFILE=/etc/ts.conf
[root@FriendlyARM CEPLapps]#                                   
[root@FriendlyARM CEPLapps]# export TSLIB_PLUGINDIR=/usr/lib/ts
[root@FriendlyARM CEPLapps]#                                   
[root@FriendlyARM CEPLapps]# export LD_LIBRARY_PATH=/usr/local/Trolltech/QtEmbedded-4.7.0-arm/lib
[root@FriendlyARM CEPLapps]#                                                                     
[root@FriendlyARM CEPLapps]# export QTDIR=/usr/local/Trolltech/QtEmbedded-4.7.0-arm
[root@FriendlyARM CEPLapps]#                                                       
[root@FriendlyARM CEPLapps]# export QWS_MOUSE_PROTO=tslib:/dev/touchscreen-1wire
[root@FriendlyARM CEPLapps]#                                                    
[root@FriendlyARM CEPLapps]# export QWS_SIZE='480x272'
[root@FriendlyARM CEPLapps]# ls
[root@FriendlyARM CEPLapps]# cd
[root@FriendlyARM /]# cd /root
[root@FriendlyARM /root]# ls
Applications  CEPLapps      Documents     Genx1         Settings      etc           project       tmp
[root@FriendlyARM /root]# ./project -qws
./project: line 1: syntax error: "(" unexpected

root@computer-cs-2-desktop:/home/computer-cs-2# telnet 192.168.1.230Trying 192.168.1.230...
Connected to 192.168.1.230.
Escape character is '^]'.

Kernel 2.6.32.2-FriendlyARM on (/dev/pts/3)
FriendlyARM login: root
Password: 
[root@FriendlyARM /]# ls
1?[=1?[     etc         lost+found  project     tmp
4[4         home        mnt         root        usr
bin         lib         opt         sbin        var
dev         linuxrc     proc        sys         www
[root@FriendlyARM /]# cd project
-sh: cd: can't cd to project
[root@FriendlyARM /]# chmod +x project
[root@FriendlyARM /]# cd /root
[root@FriendlyARM /root]# ls
Applications  Documents     Settings      project
CEPLapps      Genx1         etc           tmp
[root@FriendlyARM /root]#

[root@FriendlyARM CEPLapps]# cd
[root@FriendlyARM /]# cd /root
[root@FriendlyARM /root]# ls
Applications  CEPLapps      Documents     Genx1         Settings      etc           project       tmp
[root@FriendlyARM /root]# strace -o /tmp/tmpfile
-sh: strace: not found
[root@FriendlyARM /root]# trace -o /tmp/tmpfile 
-sh: trace: not found
[root@FriendlyARM /root]#