kopia lustrzana https://github.com/weetmuts/wmbusmeters
185 wiersze
6.1 KiB
C++
185 wiersze
6.1 KiB
C++
/*
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Copyright (C) 2021 Fredrik Öhrström
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include"bus.h"
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#include"dvparser.h"
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#include"meters.h"
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#include"meters_common_implementation.h"
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#include"wmbus.h"
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#include"wmbus_utils.h"
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struct MeterPIIGTH : public virtual MeterCommonImplementation {
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MeterPIIGTH(MeterInfo &mi);
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double currentTemperature(Unit u);
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double currentRelativeHumidity();
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private:
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void poll(shared_ptr<BusManager> bus_manager);
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void processContent(Telegram *t);
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double current_temperature_c_ {};
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double average_temperature_1h_c_;
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double average_temperature_24h_c_;
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double current_relative_humidity_rh_ {};
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double average_relative_humidity_1h_rh_ {};
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double average_relative_humidity_24h_rh_ {};
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};
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MeterPIIGTH::MeterPIIGTH(MeterInfo &mi) :
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MeterCommonImplementation(mi, "piigth")
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{
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setMeterType(MeterType::TempHygroMeter);
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addLinkMode(LinkMode::MBUS);
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addPrint("current_temperature", Quantity::Temperature,
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[&](Unit u){ return currentTemperature(u); },
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"The current temperature.",
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true, true);
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addPrint("current_relative_humidity", Quantity::RelativeHumidity,
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[&](Unit u){ return currentRelativeHumidity(); },
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"The current relative humidity.",
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true, true);
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addPrint("average_temperature_1h", Quantity::Temperature,
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[&](Unit u){ return convert(average_temperature_1h_c_, Unit::C, u); },
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"The average temperature over the last hour.",
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false, true);
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addPrint("average_relative_humidity_1h", Quantity::RelativeHumidity,
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[&](Unit u){ return average_relative_humidity_1h_rh_; },
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"The average relative humidity over the last hour.",
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false, true);
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addPrint("average_temperature_24h", Quantity::Temperature,
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[&](Unit u){ return convert(average_temperature_24h_c_, Unit::C, u); },
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"The average temperature over the last 24 hours.",
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false, true);
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addPrint("average_relative_humidity_24h", Quantity::RelativeHumidity,
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[&](Unit u){ return average_relative_humidity_24h_rh_; },
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"The average relative humidity over the last 24 hours.",
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false, true);
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}
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shared_ptr<Meter> createPiigTH(MeterInfo &mi)
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{
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return shared_ptr<Meter>(new MeterPIIGTH(mi));
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}
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double MeterPIIGTH::currentTemperature(Unit u)
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{
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assertQuantity(u, Quantity::Temperature);
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return convert(current_temperature_c_, Unit::C, u);
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}
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double MeterPIIGTH::currentRelativeHumidity()
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{
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return current_relative_humidity_rh_;
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}
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void MeterPIIGTH::poll(shared_ptr<BusManager> bus_manager)
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{
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fprintf(stderr, "SENDING Query...\n");
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WMBus *dev = bus_manager->findBus(bus());
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if (!dev)
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{
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fprintf(stderr, "Could not find bus from name %s\n", bus().c_str());
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return;
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}
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vector<uchar> buf(5);
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/*
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buf[0] = 0x10; // Start
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buf[1] = 0x40; // SND_NKE
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buf[2] = 0x00; // address 0
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uchar cs = 0;
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for (int i=1; i<3; ++i) cs += buf[i];
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buf[3] = cs; // checksum
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buf[4] = 0x16; // Stop
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dev->serial()->send(buf);
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sleep(2);
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*/
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buf[0] = 0x10; // Start
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buf[1] = 0x5b; // REQ_UD2
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buf[2] = 0x00; // address 0
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uchar cs = 0;
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for (int i=1; i<3; ++i) cs += buf[i];
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buf[3] = cs; // checksum
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buf[4] = 0x16; // Stop
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dev->serial()->send(buf);
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}
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void MeterPIIGTH::processContent(Telegram *t)
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{
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int offset;
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string key;
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if (findKey(MeasurementType::Unknown, ValueInformation::ExternalTemperature, 0, 0, &key, &t->values))
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{
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extractDVdouble(&t->values, key, &offset, ¤t_temperature_c_);
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t->addMoreExplanation(offset, " current temperature (%f C)", current_temperature_c_);
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}
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if (findKey(MeasurementType::Unknown, ValueInformation::ExternalTemperature, 1, 0, &key, &t->values))
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{
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extractDVdouble(&t->values, key, &offset, &average_temperature_1h_c_);
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t->addMoreExplanation(offset, " average temperature 1h (%f C))", average_temperature_1h_c_);
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}
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if (findKey(MeasurementType::Unknown, ValueInformation::ExternalTemperature, 2, 0, &key, &t->values))
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{
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extractDVdouble(&t->values, key, &offset, &average_temperature_24h_c_);
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t->addMoreExplanation(offset, " average temperature 24h (%f C))", average_temperature_24h_c_);
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}
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// Temporarily silly solution until the dvparser is upgraded with support for extension
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key = "02FB1A"; // 1A = 0001 1010 = First extension vif code Relative Humidity 10^-1
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if (hasKey(&t->values, key))
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{
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double tmp;
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extractDVdouble(&t->values, key, &offset, &tmp, false);
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current_relative_humidity_rh_ = tmp / (double)10.0;
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t->addMoreExplanation(offset, " current relative humidity (%f RH)", current_relative_humidity_rh_);
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}
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key = "42FB1A"; // 1A = 0001 1010 = First extension vif code Relative Humidity 10^-1
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if (hasKey(&t->values, key))
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{
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double tmp;
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extractDVdouble(&t->values, key, &offset, &tmp, false);
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average_relative_humidity_1h_rh_ = tmp / (double)10.0;
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t->addMoreExplanation(offset, " average relative humidity 1h (%f RH)", average_relative_humidity_1h_rh_);
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}
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key = "8201FB1A"; // 1A = 0001 1010 = First extension vif code Relative Humidity 10^-1
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if (hasKey(&t->values, key))
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{
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double tmp;
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extractDVdouble(&t->values, key, &offset, &tmp, false);
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average_relative_humidity_24h_rh_ = tmp / (double)10.0;
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t->addMoreExplanation(offset, " average relative humidity 24h (%f RH)", average_relative_humidity_24h_rh_);
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}
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}
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