jia_tan_diyic/handle/rtuport.cpp

#include "rtuport.h"

RtuPort::RtuPort()
{
    m_serialPort = new QSerialPort();
    //设置参数

    m_serialPort->setPortName(GlobalInfo::this_()->config().portName);
    m_serialPort->setBaudRate(GlobalInfo::this_()->config().portBaudRate.toInt(),QSerialPort::AllDirections);//设置默认波特率和读写方向
    m_serialPort->setDataBits(QSerialPort::Data8);		//数据位为8位
    m_serialPort->setFlowControl(QSerialPort::NoFlowControl);//无流控制
    m_serialPort->setParity(QSerialPort::NoParity);	//无校验位
    m_serialPort->setStopBits(QSerialPort::OneStop); //一位停止位
    connect(m_serialPort,SIGNAL(readyRead()),this,SLOT(receiveInfo()));

    ret = QByteArray::fromHex("010300000006C5C8");
    portTimer = new QTimer(this);
    connect(portTimer,&QTimer::timeout,this,&RtuPort::portStart);
    portTimer->start(1000);
}

void RtuPort::portStart()
{
    m_serialPort->open(QIODevice::ReadWrite);
    if(!m_serialPort->isOpen()){
        qDebug()<<"串口未打开";
        return;
    }
    qDebug("串口已开启");
    portTimer->stop();
    timer = new QTimer(this);
    connect(timer,&QTimer::timeout,this,&RtuPort::portWrite);
    timer->start(200);
}

void RtuPort::portWrite()
{
//    qDebug()<<"测试";
//    if(hexData.isEmpty()){
//        qDebug()<<"null";
//        timer->stop();
//        portTimer->start(1000);
//    }
    m_serialPort->write(ret);
}

void RtuPort::receiveInfo()
{
    QByteArray info = m_serialPort->readAll();
    QByteArray hexData = info.toHex().data();
//    qDebug()<<"receiveInfo测试："<<hexData.toUpper();
    log.readed(info);
//    QByteArray data;

}