kopia lustrzana https://github.com/weetmuts/wmbusmeters
281 wiersze
10 KiB
C++
281 wiersze
10 KiB
C++
/*
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Copyright (C) 2020 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"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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#include"util.h"
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using namespace std;
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struct MeterQ400 : public virtual WaterMeter, public virtual MeterCommonImplementation {
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MeterQ400(MeterInfo &mi);
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// Total water counted through the meter
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double totalWaterConsumption(Unit u);
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bool hasTotalWaterConsumption();
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string setDate();
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double consumptionAtSetDate(Unit u);
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private:
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void processContent(Telegram *t);
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string meter_datetime_;
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double total_water_consumption_m3_ {};
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string set_date_;
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double consumption_at_set_date_m3_ {};
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double flow_m3h_ {};
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// What is flow really? The sum of forward and backward flow? Or the same as forward flow?
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double forward_flow_m3h_ {};
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double backward_flow_m3h_ {};
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double flow_temperature_c_ {};
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// Historical flow, perhaps over the last month?
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double set_forward_flow_m3h_ {};
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double set_backward_flow_m3h_ {};
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};
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shared_ptr<WaterMeter> createQ400(MeterInfo &mi)
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{
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return shared_ptr<WaterMeter>(new MeterQ400(mi));
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}
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MeterQ400::MeterQ400(MeterInfo &mi) :
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MeterCommonImplementation(mi, MeterDriver::Q400)
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{
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setExpectedTPLSecurityMode(TPLSecurityMode::AES_CBC_IV);
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addLinkMode(LinkMode::T1);
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addPrint("total", Quantity::Volume,
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[&](Unit u){ return totalWaterConsumption(u); },
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"The total water consumption recorded by this meter.",
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true, true);
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addPrint("set_date", Quantity::Text,
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[&](){ return setDate(); },
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"The most recent billing period date.",
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false, true);
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addPrint("consumption_at_set_date", Quantity::Volume,
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[&](Unit u){ return consumptionAtSetDate(u); },
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"The total water consumption at the most recent billing period date.",
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false, true);
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addPrint("meter_datetime", Quantity::Text,
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[&](){ return meter_datetime_; },
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"Meter timestamp for measurement.",
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false, true);
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addPrint("flow", Quantity::Flow,
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[&](Unit u){ assertQuantity(u, Quantity::Flow); return convert(flow_m3h_, Unit::M3H, u); },
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"Water flow?",
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false, true);
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addPrint("forward_flow", Quantity::Flow,
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[&](Unit u){ assertQuantity(u, Quantity::Flow); return convert(forward_flow_m3h_, Unit::M3H, u); },
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"Forward flow.",
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false, true);
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addPrint("backward_flow", Quantity::Flow,
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[&](Unit u){ assertQuantity(u, Quantity::Flow); return convert(backward_flow_m3h_, Unit::M3H, u); },
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"Backward flow.",
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false, true);
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addPrint("flow_temperature", Quantity::Temperature,
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[&](Unit u){ assertQuantity(u, Quantity::Temperature); return convert(flow_temperature_c_, Unit::C, u); },
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"The water temperature.",
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false, true);
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addPrint("set_forward_flow", Quantity::Flow,
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[&](Unit u){ assertQuantity(u, Quantity::Flow); return convert(set_forward_flow_m3h_, Unit::M3H, u); },
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"Historical forward flow.",
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false, true);
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addPrint("set_backward_flow", Quantity::Flow,
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[&](Unit u){ assertQuantity(u, Quantity::Flow); return convert(set_backward_flow_m3h_, Unit::M3H, u); },
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"Historical backward flow.",
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false, true);
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}
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void MeterQ400::processContent(Telegram *t)
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{
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/*
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This is the first q400 meter telegram content:
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(q400) 0f: 2f2f decrypt check bytes
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(q400) 11: 04 dif (32 Bit Integer/Binary Instantaneous value)
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(q400) 12: 6D vif (Date and time type)
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(q400) 13: 040D742C
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(q400) 17: 04 dif (32 Bit Integer/Binary Instantaneous value)
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(q400) 18: 13 vif (Volume l)
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(q400) 19: * 00000000 total consumption (0.000000 m3)
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(q400) 1d: 44 dif (32 Bit Integer/Binary Instantaneous value storagenr=1)
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(q400) 1e: 6D vif (Date and time type)
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(q400) 1f: * 0000612C set date (2019-12-01)
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(q400) 23: 44 dif (32 Bit Integer/Binary Instantaneous value storagenr=1)
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(q400) 24: 13 vif (Volume l)
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(q400) 25: * 00000000 consumption at set date (0.000000 m3)
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(q400) 29: 2F skip
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(q400) 2a: 2F skip
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(q400) 2b: 2F skip
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(q400) 2c: 2F skip
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(q400) 2d: 2F skip
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(q400) 2e: 2F skip
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*/
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/* And here is the Axioma W1 meter which reports identical
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version and type and manufacturer as the old q400 meter.
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But it contains a lot more data.....silly,
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they should have a different meter type.
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(q400) 0f: 2f2f decrypt check bytes
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(q400) 11: 04 dif (32 Bit Integer/Binary Instantaneous value)
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(q400) 12: 6D vif (Date and time type)
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(q400) 13: 0110A927
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(q400) 17: 04 dif (32 Bit Integer/Binary Instantaneous value)
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(q400) 18: 13 vif (Volume l)
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(q400) 19: * 00000000 total consumption (0.000000 m3)
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(q400) 1d: 04 dif (32 Bit Integer/Binary Instantaneous value)
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(q400) 1e: 93 vif (Volume l)
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(q400) 1f: 3B vife (forward flow)
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(q400) 20: 00000000
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(q400) 24: 04 dif (32 Bit Integer/Binary Instantaneous value)
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(q400) 25: 93 vif (Volume l)
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(q400) 26: 3C vife (backward flow)
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(q400) 27: 00000000
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(q400) 2b: 02 dif (16 Bit Integer/Binary Instantaneous value)
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(q400) 2c: 3B vif (Volume flow l/h)
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(q400) 2d: 0000
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(q400) 2f: 02 dif (16 Bit Integer/Binary Instantaneous value)
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(q400) 30: 59 vif (Flow temperature 10⁻² °C)
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(q400) 31: 2A0A
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(q400) 33: 44 dif (32 Bit Integer/Binary Instantaneous value storagenr=1)
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(q400) 34: 6D vif (Date and time type)
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(q400) 35: * 0000A127 set date (2021-07-01)
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(q400) 39: 44 dif (32 Bit Integer/Binary Instantaneous value storagenr=1)
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(q400) 3a: 13 vif (Volume l)
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(q400) 3b: * 00000000 consumption at set date (0.000000 m3)
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(q400) 3f: 44 dif (32 Bit Integer/Binary Instantaneous value storagenr=1)
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(q400) 40: 93 vif (Volume l)
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(q400) 41: 3B vife (forward flow)
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(q400) 42: 00000000
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(q400) 46: 44 dif (32 Bit Integer/Binary Instantaneous value storagenr=1)
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(q400) 47: 93 vif (Volume l)
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(q400) 48: 3C vife (backward flow)
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(q400) 49: 00000000
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(q400) 4d: 01 dif (8 Bit Integer/Binary Instantaneous value)
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(q400) 4e: FD vif (Second extension FD of VIF-codes)
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(q400) 4f: 74 vife (Reserved)
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(q400) 50: 62
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(q400) 51: 2F skip
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(q400) 52: 2F skip
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(q400) 53: 2F skip
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(q400) 54: 2F skip
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(q400) 55: 2F skip
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(q400) 56: 2F skip
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(q400) 57: 2F skip
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(q400) 58: 2F skip
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(q400) 59: 2F skip
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(q400) 5a: 2F skip
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(q400) 5b: 2F skip
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(q400) 5c: 2F skip
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(q400) 5d: 2F skip
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(q400) 5e: 2F skip
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*/
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int offset;
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string key;
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// Find keys common to both q400 and axioma.
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if(findKey(MeasurementType::Unknown, ValueInformation::Volume, 0, 0, &key, &t->values)) {
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extractDVdouble(&t->values, key, &offset, &total_water_consumption_m3_);
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t->addMoreExplanation(offset, " total consumption (%f m3)", total_water_consumption_m3_);
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}
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if(findKey(MeasurementType::Unknown, ValueInformation::Volume, 1, 0, &key, &t->values)) {
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extractDVdouble(&t->values, key, &offset, &consumption_at_set_date_m3_);
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t->addMoreExplanation(offset, " consumption at set date (%f m3)", consumption_at_set_date_m3_);
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}
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if (findKey(MeasurementType::Unknown, ValueInformation::DateTime, 1, 0, &key, &t->values)) {
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struct tm date;
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extractDVdate(&t->values, key, &offset, &date);
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set_date_ = strdate(&date);
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t->addMoreExplanation(offset, " set date (%s)", set_date_.c_str());
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}
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// Now the axioma values:
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if (findKey(MeasurementType::Instantaneous, ValueInformation::DateTime, 0, 0, &key, &t->values))
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{
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struct tm date;
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extractDVdate(&t->values, key, &offset, &date);
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meter_datetime_ = strdate(&date);
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t->addMoreExplanation(offset, " meter datetime (%s)", meter_datetime_.c_str());
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}
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extractDVdouble(&t->values, "04933B", &offset, &forward_flow_m3h_);
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t->addMoreExplanation(offset, " forward flow (%f m3/h)", forward_flow_m3h_);
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extractDVdouble(&t->values, "04933C", &offset, &backward_flow_m3h_);
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t->addMoreExplanation(offset, " backward flow (%f m3/h)", backward_flow_m3h_);
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// Why does the meter send both forward flow and flow? Aren't they the same?
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if(findKey(MeasurementType::Instantaneous, ValueInformation::VolumeFlow, 0, 0, &key, &t->values)) {
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extractDVdouble(&t->values, key, &offset, &flow_m3h_);
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t->addMoreExplanation(offset, " flow (%f m3/h)", flow_m3h_);
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}
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if(findKey(MeasurementType::Instantaneous, ValueInformation::FlowTemperature, 0, 0, &key, &t->values)) {
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extractDVdouble(&t->values, key, &offset, &flow_temperature_c_);
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t->addMoreExplanation(offset, " flow temperature (%f °C)", flow_temperature_c_);
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}
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extractDVdouble(&t->values, "44933B", &offset, &set_forward_flow_m3h_);
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t->addMoreExplanation(offset, " set forward flow (%f m3/h)", set_forward_flow_m3h_);
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extractDVdouble(&t->values, "44933C", &offset, &set_backward_flow_m3h_);
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t->addMoreExplanation(offset, " set backward flow (%f m3/h)", set_backward_flow_m3h_);
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}
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double MeterQ400::totalWaterConsumption(Unit u)
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{
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assertQuantity(u, Quantity::Volume);
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return convert(total_water_consumption_m3_, Unit::M3, u);
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}
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bool MeterQ400::hasTotalWaterConsumption()
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{
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return true;
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}
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string MeterQ400::setDate()
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{
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return set_date_;
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}
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double MeterQ400::consumptionAtSetDate(Unit u)
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{
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assertQuantity(u, Quantity::Volume);
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return convert(consumption_at_set_date_m3_, Unit::M3, u);
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}
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