kopia lustrzana https://github.com/weetmuts/wmbusmeters
105 wiersze
4.4 KiB
C++
105 wiersze
4.4 KiB
C++
/*
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Copyright (C) 2019-2022 Fredrik Öhrström (gpl-3.0-or-later)
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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"meters_common_implementation.h"
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namespace
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{
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struct Driver : public virtual MeterCommonImplementation
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{
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Driver(MeterInfo &mi, DriverInfo &di);
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void processContent(Telegram *t);
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};
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static bool ok = registerDriver([](DriverInfo&di)
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{
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di.setName("vario451");
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di.setDefaultFields("name,id,total_kwh,current_kwh,previous_kwh,timestamp");
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di.setMeterType(MeterType::WaterMeter);
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di.addLinkMode(LinkMode::C1);
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di.addLinkMode(LinkMode::T1);
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di.addDetection(MANUFACTURER_TCH, 0x04, 0x27);
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di.addDetection(MANUFACTURER_TCH, 0xc3, 0x27);
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di.usesProcessContent();
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di.setConstructor([](MeterInfo& mi, DriverInfo& di){ return shared_ptr<Meter>(new Driver(mi, di)); });
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});
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Driver::Driver(MeterInfo &mi, DriverInfo &di) : MeterCommonImplementation(mi, di)
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{
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addNumericField("total",
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Quantity::Energy,
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DEFAULT_PRINT_PROPERTIES,
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"The total energy consumption recorded by this meter.");
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addNumericField("current",
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Quantity::Energy,
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DEFAULT_PRINT_PROPERTIES,
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"Energy consumption so far in this billing period.");
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addNumericField("previous",
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Quantity::Energy,
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DEFAULT_PRINT_PROPERTIES,
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"Energy consumption in previous billing period.");
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}
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void Driver::processContent(Telegram *t)
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{
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// Unfortunately, the Techem Vario 4 Typ 4.5.1 is mostly a proprieatary protocol
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// simple wrapped inside a wmbus telegram since the ci-field is 0xa2.
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// Which means that the entire payload is manufacturer specific.
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map<string,pair<int,DVEntry>> vendor_values;
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vector<uchar> content;
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t->extractPayload(&content);
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if (content.size() < 9) return;
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uchar prev_lo = content[3];
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uchar prev_hi = content[4];
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double prev_gj = (256.0*prev_hi+prev_lo)/1000;
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string prevs;
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strprintf(&prevs, "%02x%02x", prev_lo, prev_hi);
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int offset = t->parsed.size()+3;
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vendor_values["0215"] = { offset, DVEntry(offset, DifVifKey("0215"), MeasurementType::Instantaneous, 0x15, {}, {}, 0, 0, 0, prevs) };
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t->explanations.push_back(Explanation(offset, 2, prevs, KindOfData::CONTENT, Understanding::FULL));
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t->addMoreExplanation(offset, " energy used in previous billing period (%f GJ)", prev_gj);
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uchar curr_lo = content[7];
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uchar curr_hi = content[8];
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double curr_gj = (256.0*curr_hi+curr_lo)/1000;
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string currs;
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strprintf(&currs, "%02x%02x", curr_lo, curr_hi);
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offset = t->parsed.size()+7;
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vendor_values["0215"] = { offset, DVEntry(offset, DifVifKey("0215"), MeasurementType::Instantaneous, 0x15, {}, {}, 0, 0, 0, currs) };
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t->explanations.push_back(Explanation(offset, 2, currs, KindOfData::CONTENT, Understanding::FULL));
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t->addMoreExplanation(offset, " energy used in current billing period (%f GJ)", curr_gj);
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setNumericValue("total", Unit::GJ, curr_gj+prev_gj);
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setNumericValue("current", Unit::GJ, curr_gj);
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setNumericValue("previous", Unit::GJ, prev_gj);
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}
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}
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// Test: HeatMeter vario451 58234965 NOKEY
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// telegram=|374468506549235827C3A2_129F25383300A8622600008200800A2AF862115175552877A36F26C9AB1CB24400000004000000000004908002|
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// {"media":"heat","meter":"vario451","name":"HeatMeter","id":"58234965","total_kwh":6371.666667,"current_kwh":2729.444444,"previous_kwh":3642.222222,"timestamp":"1111-11-11T11:11:11Z"}
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// |HeatMeter;58234965;6371.666667;2729.444444;3642.222222;1111-11-11 11:11.11
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