Infrared_test/serialport/serailport.cpp

#include "serailport.h"
#include<iostream>
using namespace std;

SerailPort::SerailPort(QObject *parent) : QObject(parent)
{
    serial = new QSerialPort();

}
QStringList SerailPort::getAllPorts()
{
    QStringList list;
    QList<QSerialPortInfo> postList = QSerialPortInfo::availablePorts();
    for (auto &var:postList) {
        if(!var.isBusy()) //不添加繁忙的串口
        {
            list.append(var.portName());
            //list.append(var.portName()+":"+var.description());
        }
    }
    return list;
}
void SerailPort::readyRead()
{

#if 1
    QByteArray recArray = serial->readAll();
    QString str = QString::fromLocal8Bit(recArray.trimmed());
    printf("\r\n");


    std::cout <<str.toStdString()<< endl;//必须加endl才能输出

//    pRecvLineEdit->setText(str);

    str += " OK!";

    QByteArray sendArray = str.toLatin1();

    serial->write(sendArray);

    printf("\r\n");
#endif
#if 0
    QByteArray recArray = serial->readAll();

    recArray = recArray.toHex();
    int length=recArray.length();
    for(int i=0;i<=length/2;i++)
    {

        //recArray.insert(2+3*i,' ');
    }
    QString str = QString::fromLocal8Bit(recArray.trimmed());
    printf("\r\n");


    std::cout <<str.toStdString()<< endl;//必须加endl才能输出

    printf("\r\n");

//    for (int i = 0; i < recArray.size(); i++) {
//        char tmp = recArray[i];

//        std::cout <<tmp<< endl;//必须加endl才能输出
//    }


#endif

}

void SerailPort::sendtext(QString strsend)
{
    QByteArray sendArray = strsend.toLatin1();

    serial->write(sendArray);

}