107 lines
4.0 KiB
C++
107 lines
4.0 KiB
C++
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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*
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* Copyright 2013 - 2023, 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 "ciondiscovery.h"
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#include "extern-plugininfo.h"
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#include <modbusdatautils.h>
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CionDiscovery::CionDiscovery(ModbusRtuHardwareResource *modbusRtuResource, QObject *parent)
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: QObject{parent},
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m_modbusRtuResource{modbusRtuResource}
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{
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}
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void CionDiscovery::startDiscovery()
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{
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qCInfo(dcSchrack()) << "Discovery: Searching for Schrack i-CHARGE wallboxes on modbus RTU...";
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QList<ModbusRtuMaster*> candidateMasters;
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foreach (ModbusRtuMaster *master, m_modbusRtuResource->modbusRtuMasters()) {
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if (master->baudrate() == 57600 && master->dataBits() == 8 && master->stopBits() == 1 && master->parity() == QSerialPort::NoParity) {
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candidateMasters.append(master);
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}
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}
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if (candidateMasters.isEmpty()) {
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qCWarning(dcSchrack()) << "No usable modbus RTU master found.";
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emit discoveryFinished(false);
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return;
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}
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foreach (ModbusRtuMaster *master, candidateMasters) {
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if (master->connected()) {
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tryConnect(master, 1);
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} else {
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qCWarning(dcSchrack()) << "Modbus RTU master" << master->modbusUuid().toString() << "is not connected.";
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}
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}
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}
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QList<CionDiscovery::Result> CionDiscovery::discoveryResults() const
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{
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return m_discoveryResults;
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}
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void CionDiscovery::tryConnect(ModbusRtuMaster *master, quint16 slaveId)
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{
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qCDebug(dcSchrack()) << "Scanning modbus RTU master" << master->modbusUuid() << "Slave ID:" << slaveId;
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ModbusRtuReply *reply = master->readHoldingRegister(slaveId, 832, 16);
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connect(reply, &ModbusRtuReply::finished, this, [=](){
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if (reply->error() == ModbusRtuReply::NoError) {
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QString firmwareVersion = ModbusDataUtils::convertToString(reply->result());
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qCDebug(dcSchrack()) << "Test reply finished!" << reply->error() << firmwareVersion;
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// Version numbers seem to be wild west... We can't really understand what's in there...
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// So let's assume this is a schrack if reading alone succeeded and it is a valid string and 18 to 32 chars long...
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// Examples of how this looks like:
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// EBE 1.2: "V1.2 15.02.2021"
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// ICC: "003090056-01 20220913"
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QRegExp re = QRegExp("[A-Z0-9\\.- ]{18,32}");
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if (re.exactMatch(firmwareVersion)) {
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Result result {master->modbusUuid(), firmwareVersion, slaveId};
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m_discoveryResults.append(result);
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}
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}
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if (slaveId < 10) {
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tryConnect(master, slaveId+1);
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} else {
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emit discoveryFinished(true);
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}
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});
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}
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