122 lines
4.3 KiB
C++
122 lines
4.3 KiB
C++
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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*
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* Copyright 2013 - 2021, 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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#include "mtec.h"
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#include "extern-plugininfo.h"
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#include "mtechelpers.h"
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#include <cstring>
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MTec::MTec(const QHostAddress &address, QObject *parent) :
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QObject(parent),
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m_hostAddress(address)
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{
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m_modbusMaster = new ModbusTCPMaster(address, 502, this);
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m_modbusMaster->setTimeout(2000);
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m_modbusMaster->setNumberOfRetries(5);
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qCDebug(dcMTec()) << "Created ModbusTCPMaster for" << address.toString();
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connect(m_modbusMaster, &ModbusTCPMaster::connectionStateChanged, this, &MTec::connectedChanged);
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connect(m_modbusMaster, &ModbusTCPMaster::receivedHoldingRegister, this, &MTec::onReceivedHoldingRegister);
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connect(m_modbusMaster, &ModbusTCPMaster::readRequestError, this, &MTec::onModbusError);
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connect(m_modbusMaster, &ModbusTCPMaster::writeRequestError, this, &MTec::onModbusError);
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}
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MTec::~MTec()
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{
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}
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bool MTec::connectDevice()
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{
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return m_modbusMaster->connectDevice();
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}
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void MTec::disconnectDevice()
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{
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m_modbusMaster->disconnectDevice();
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}
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void MTec::requestStatus()
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{
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if (!m_modbusMaster->connected()) {
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return;
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}
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m_modbusMaster->readHoldingRegister(MTec::ModbusUnitID, MTec::ActualPowerConsumption, 1);
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}
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void MTec::onModbusError()
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{
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qCWarning(dcMTec()) << "MTec: Received modbus error";
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}
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void MTec::onReceivedHoldingRegister(int slaveAddress, int modbusRegister, const QVector<quint16> &value)
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{
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Q_UNUSED(slaveAddress);
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switch (modbusRegister) {
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case ActualPowerConsumption:
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if (value.length() == 1) {
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m_info.actualPowerConsumption = MTecHelpers::convertRegisterToFloat(value[0]);
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}
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m_modbusMaster->readHoldingRegister(MTec::ModbusUnitID, MTec::ActualExcessEnergySmartHome, 1);
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break;
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case ActualExcessEnergySmartHome:
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if (value.length() == 1) {
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m_info.actualExcessEnergySmartHome = MTecHelpers::convertRegisterToFloat(value[0]);
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}
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m_modbusMaster->readHoldingRegister(MTec::ModbusUnitID, MTec::ActualExcessEnergyElectricityMeter, 1);
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break;
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case ActualExcessEnergyElectricityMeter:
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if (value.length() == 1) {
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m_info.actualExcessEnergyElectricityMeter = MTecHelpers::convertRegisterToFloat(value[0]);
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}
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m_modbusMaster->readHoldingRegister(MTec::ModbusUnitID, MTec::ExternalSetValueScaling, 1);
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break;
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case ExternalSetValueScaling:
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if (value.length() == 1) {
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m_info.externalSetValueScaling = MTecHelpers::convertRegisterToFloat(value[0]);
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}
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m_modbusMaster->readHoldingRegister(MTec::ModbusUnitID, MTec::RequestExternalHeatSource, 1);
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break;
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case RequestExternalHeatSource:
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if (value.length() == 1) {
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m_info.requestExternalHeatSource = MTecHelpers::externalHeatSourceRequestToString(value[0]);
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/* Everything read without errors
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* -> update status in plugin */
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emit statusUpdated(m_info);
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}
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break;
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}
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}
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