79 lines
3.1 KiB
C++
79 lines
3.1 KiB
C++
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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*
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* Copyright 2013 - 2020, nymea GmbH
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* Contact: contact@nymea.io
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*
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* This file is part of nymea.
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* This project including source code and documentation is protected by copyright law, and
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* remains the property of nymea GmbH. All rights, including reproduction, publication,
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* editing and translation, are reserved. The use of this project is subject to the terms of a
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* license agreement to be concluded with nymea GmbH in accordance with the terms
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* of use of nymea GmbH, available under https://nymea.io/license
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*
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* GNU Lesser General Public License Usage
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* Alternatively, this project may be redistributed and/or modified under the terms of the GNU
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* Lesser General Public License as published by the Free Software Foundation; version 3.
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* this project is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License along with this project.
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* If not, see <https://www.gnu.org/licenses/>.
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*
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* For any further details and any questions please contact us under contact@nymea.io
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* or see our FAQ/Licensing Information on https://nymea.io/license/faq
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*
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#ifndef MODBUSRTUMASTER_H
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#define MODBUSRTUMASTER_H
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#include <QObject>
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#include <QtSerialBus>
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#include <QSerialPort>
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#include <QTimer>
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#include <QUuid>
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class ModbusRTUMaster : public QObject
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{
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Q_OBJECT
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public:
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explicit ModbusRTUMaster(QString serialPort, int baudrate, QSerialPort::Parity parity, int dataBits, int stopBits, QObject *parent = nullptr);
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~ModbusRTUMaster();
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bool connectDevice();
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bool readCoil(int slaveAddress, int registerAddress);
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bool readDiscreteInput(int slaveAddress, int registerAddress);
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bool readInputRegister(int slaveAddress, int registerAddress);
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bool readHoldingRegister(int slaveAddress, int registerAddress);
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QUuid writeCoil(int slaveAddress, int registerAddress, bool status);
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QUuid writeHoldingRegister(int slaveAddress, int registerAddress, int data);
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QString serialPort();
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private:
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QModbusRtuSerialMaster *m_modbusRtuSerialMaster;
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QTimer *m_reconnectTimer = nullptr;
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private slots:
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void onReplyFinished();
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void onReplyErrorOccured(QModbusDevice::Error error);
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void onReconnectTimer();
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void onModbusErrorOccurred(QModbusDevice::Error error);
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void onModbusStateChanged(QModbusDevice::State state);
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signals:
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void connectionStateChanged(bool status);
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void receivedCoil(int slaveAddress, int modbusRegister, bool value);
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void receivedDiscreteInput(int slaveAddress, int modbusRegister, bool value);
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void receivedHoldingRegister(int slaveAddress, int modbusRegister, int value);
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void receivedInputRegister(int slaveAddress, int modbusRegister, int value);
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void writeRequestFinished(QUuid requestId, bool success);
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};
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#endif // MODBUSRTUMASTER_H
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