jia_tan_diyic/handle/rtuport.cpp

#include "rtuport.h"

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

//    m_serialPort->setPortName(GlobalInfo::this_()->config().portName);
//    m_serialPort->setBaudRate(GlobalInfo::this_()->config().portBaudRate.toInt());//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);
    timer = new QTimer(this);
    connect(timer,&QTimer::timeout,this,&RtuPort::portWrite);
}

void RtuPort::start(QString & name, int band, SerialBaseHandle * handle)
{
    if(m_serialPort->isOpen()) m_serialPort->close();
     m_serialPort->setPortName(name);
      m_serialPort->setBaudRate(band);
      m_serialPort->open(QIODevice::ReadWrite);
    if(!timer->isActive())
        timer->start(200);
    stard = true;

}

void RtuPort::portWrite()
{
    if(!m_serialPort->isOpen()){
        m_serialPort->open(QIODevice::ReadWrite);
        return;
    }
    if(_handle && _handle->needSend()){
    m_serialPort->write(_handle->sendData());
    }
}

void RtuPort::receiveInfo()
{
    QByteArray info = m_serialPort->readAll();
    if(_handle)
      _handle->handle(info);

}