91 lines
3.6 KiB
C++
91 lines
3.6 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
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* copyright law, and remains the property of nymea GmbH. All rights, including
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* reproduction, publication, editing and translation, are reserved. The use of
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* this project is subject to the terms of a license agreement to be concluded
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* with nymea GmbH in accordance with the terms of use of nymea GmbH, available
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* 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
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* terms of the GNU Lesser General Public License as published by the Free
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* Software Foundation; version 3. This project is distributed in the hope that
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* it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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
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* along with this project. 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
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* contact@nymea.io or see our FAQ/Licensing Information on
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* 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, uint baudrate, QSerialPort::Parity parity, uint dataBits, uint stopBits, QObject *parent = nullptr);
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~ModbusRTUMaster();
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bool connectDevice();
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bool connected();
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void setNumberOfRetries(int number);
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void setTimeout(int timeout);
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int timeout();
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int numberOfRetries();
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QUuid readCoil(uint slaveAddress, uint registerAddress, uint size = 1);
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QUuid readDiscreteInput(uint slaveAddress, uint registerAddress, uint size = 1);
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QUuid readInputRegister(uint slaveAddress, uint registerAddress, uint size = 1);
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QUuid readHoldingRegister(uint slaveAddress, uint registerAddress, uint size = 1);
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QUuid writeCoil(uint slaveAddress, uint registerAddress, bool status);
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QUuid writeCoils(uint slaveAddress, uint registerAddress, const QVector<quint16> &values);
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QUuid writeHoldingRegister(uint slaveAddress, uint registerAddress, quint16 value);
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QUuid writeHoldingRegisters(uint slaveAddress, uint registerAddress, const QVector<quint16> &values);
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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 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 requestExecuted(QUuid requestId, bool success);
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void requestError(QUuid requestId, const QString &error);
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void receivedCoil(uint slaveAddress, uint modbusRegister, const QVector<quint16> &values);
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void receivedDiscreteInput(uint slaveAddress, uint modbusRegister, const QVector<quint16> &values);
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void receivedHoldingRegister(uint slaveAddress, uint modbusRegister, const QVector<quint16> &values);
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void receivedInputRegister(uint slaveAddress, uint modbusRegister, const QVector<quint16> &values);
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};
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#endif // MODBUSRTUMASTER_H
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