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我用QT開發軟件寫了一個上位機，串口示波器，既可以用串口發送接收數據，又可以圖形化顯示
#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include <QMainWindow>
#include <QMessageBox>
#include <QSerialPort>
#include <QSerialPortInfo>
#include <QFile>
#include <QFileDialog>
#include <QtCharts>
#include "QLineSeries"
#include "QValueAxis"
#include "QTimer"
#include "QTime"
#include "QList"
#include "qmath.h"
#include "QPointF"
#include "QDebug"
#include "QChartView"
#include "dataprocess.h"
#include <QMutex>
#include <QTcpServer>
#include <QTcpSocket>
#include <QUdpSocket>
#include <QtNetwork>
QT_CHARTS_USE_NAMESPACE
namespace Ui {
class MainWindow;
}
#define Channel_number 20
class MainWindow : public QMainWindow
{
Q_OBJECT
public:
explicit MainWindow(QWidget *parent = 0);
~MainWindow();
private slots:
void readData();
//void socket_Read_Data();
void socket_Disconnected();
void server_New_Connect();
//void udp_receive();
void on_btn_OpenSerial_clicked();
void on_btn_help_clicked();
void on_btn_StopDis_clicked();
void on_action_save_triggered();
void on_action_load_triggered();
void on_btn_ClearSeries_clicked();
void on_btn_SetXSize_clicked();
void on_CH1_stateChanged();
void on_CH2_stateChanged();
void on_CH3_stateChanged();
void on_CH4_stateChanged();
void on_CH5_stateChanged();
void on_CH6_stateChanged();
void on_CH7_stateChanged();
void on_CH8_stateChanged();
void on_CH9_stateChanged();
void on_CH10_stateChanged();
void on_CH11_stateChanged();
void on_CH12_stateChanged();
void on_CH13_stateChanged();
void on_CH14_stateChanged();
void on_CH15_stateChanged();
void on_CH16_stateChanged();
void on_CH17_stateChanged();
void on_CH18_stateChanged();
void on_CH19_stateChanged();
void on_CH20_stateChanged();
void writeData(char* data,unsigned int len);
void on_BTNSEND_clicked();
void on_HEXSND_stateChanged();
void on_pushButton_clicked();
void on_pushButton_2_clicked();
void on_pushButton_3_clicked();
void on_pushButton_4_clicked();
void on_pushButton_5_clicked();
void on_pushButton_6_clicked();
void on_periodsend_stateChanged();
void on_period_sends();
void on_cb_SerialPort_activated();
private:
QString writeDataToCSV();
void readDataFromCSV(QTextStream &sDataStream);
void string2hex(QByteArray sendcoms);
void hex2string(QByteArray &rcvstring);
// void dispformat(QString appendStr);
private:
bool SerialSta;
DataProcess processor;
bool chartSta;
QSerialPort *port;
Ui::MainWindow *ui;
QLabel *lb_StatusBar_SerialStatus;
QLabel *lb_StatusBar_DataRecNum;
QChart *m_chart;
QLineSeries m_series[Channel_number];
QVector<QPointF> points[Channel_number];
QValueAxis *axisX;
QValueAxis *axisY;
bool selchx[20];
unsigned long int dataRecNum=0;
int XSize = 200;
int timeId;
int Xmin=0;
int Xmax=0;
float Ymin=3.4028235e38f;
float Ymax=1.4e-45f;
QByteArray sendbuff;
QString recvbuff;
QTimer *sendTimer;// 定時器對象
uint16_t rcvmaxsize;
bool recvconvf;
QString displaystr;
QMutex mutex;
QStringList baudspeed;
uint8_t commethflag;
QTcpServer* server;
QTcpSocket* socket;
QList<QTcpSocket*> tcpClient;
QUdpSocket *uSocket;
QString ipAddr;
QTcpSocket* TCPCSocket;
QHostAddress udpfromhost;
quint16 udpfromport;
bool bditemf;
//QList<QHostAddress> ipAddressesList;
};
#endif // MAINWINDOW_H
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