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| 1 | +/* |
| 2 | + OpenMQTTGateway - ESP8266 or Arduino program for home automation |
| 3 | +
|
| 4 | + Act as a wifi or ethernet gateway between your GridFree SUN-2000G inverter and a MQTT broker. |
| 5 | + Send inverter metrics by MQTT. |
| 6 | +
|
| 7 | + This gateway enables to: |
| 8 | + - publish MQTT data, which are received by RS232 ModBus. |
| 9 | +
|
| 10 | + Library for read metrics from GWL Power, GridFree SUN-2000G inverter <https://shop.gwl.eu/GridFree-Inverters/GridFree-AC-Inverter-with-limiter-2kW-SUN-2000G-45-90V.html>. |
| 11 | +
|
| 12 | + This file is part of OpenMQTTGateway. |
| 13 | +
|
| 14 | + OpenMQTTGateway is free software: you can redistribute it and/or modify |
| 15 | + it under the terms of the GNU General Public License as published by |
| 16 | + the Free Software Foundation, either version 3 of the License, or |
| 17 | + (at your option) any later version. |
| 18 | +
|
| 19 | + OpenMQTTGateway is distributed in the hope that it will be useful, |
| 20 | + but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 21 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 22 | + GNU General Public License for more details. |
| 23 | + You should have received a copy of the GNU General Public License |
| 24 | + along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 25 | +*/ |
| 26 | +#include "User_config.h" |
| 27 | + |
| 28 | +#ifdef ZgatewayGFSunInverter |
| 29 | + |
| 30 | +GfSun2000 GF = GfSun2000(); |
| 31 | + |
| 32 | +void GFSunInverterDataHandler(GfSun2000Data data) { |
| 33 | + StaticJsonBuffer<2 * JSON_MSG_BUFFER> jsonBuffer; |
| 34 | + JsonObject& jdata = jsonBuffer.createObject(); |
| 35 | + |
| 36 | + jdata.set("device_id", (char*)data.deviceID); |
| 37 | + Log.trace(F("Device ID : %s\n" CR), data.deviceID); |
| 38 | + jdata.set("ac_voltage", data.ACVoltage); |
| 39 | + Log.trace(F("AC Voltage : %.1f\tV\n" CR), data.ACVoltage); |
| 40 | + jdata.set("dc_voltage", data.DCVoltage); |
| 41 | + Log.trace(F("DC Voltage : %.1f\tV\n" CR), data.DCVoltage); |
| 42 | + jdata.set("power", data.averagePower); |
| 43 | + Log.trace(F("Output Power : %.1f\tW (5min avg)\n" CR), data.averagePower); |
| 44 | + jdata.set("c_energy", data.customEnergyCounter); |
| 45 | + Log.trace(F("Custom Energy : %.1f\tkW/h (can be reseted)\n" CR), data.customEnergyCounter); |
| 46 | + jdata.set("t_energy", data.totalEnergyCounter); |
| 47 | + Log.trace(F("Total Energy : %.1f\tkW/h\n" CR), data.totalEnergyCounter); |
| 48 | + |
| 49 | +# ifdef GFSUNINVERTER_DEVEL |
| 50 | + StaticJsonBuffer<JSON_MSG_BUFFER> jsonBuffer2; |
| 51 | + JsonObject& jregister = jsonBuffer2.createObject(); |
| 52 | + char buffer[4]; |
| 53 | + std::map<int16_t, int16_t>::iterator itr; |
| 54 | + for (itr = data.modbusRegistry.begin(); itr != data.modbusRegistry.end(); ++itr) { |
| 55 | + Log.notice("%d: %d\n", itr->first, itr->second); |
| 56 | + sprintf(buffer, "%d", itr->first); |
| 57 | + jregister.set(buffer, itr->second); |
| 58 | + } |
| 59 | + jdata.set("register", jregister); |
| 60 | +# endif |
| 61 | + pub(subjectRFtoMQTT, jdata); |
| 62 | +} |
| 63 | + |
| 64 | +void GFSunInverterErrorHandler(int errorId, char* errorMessage) { |
| 65 | + char buffer[50]; |
| 66 | + sprintf(buffer, "Error response: %02X - %s\n", errorId, errorMessage); |
| 67 | + Log.error(buffer); |
| 68 | + StaticJsonBuffer<JSON_MSG_BUFFER> jsonBuffer; |
| 69 | + JsonObject& jdata = jsonBuffer.createObject(); |
| 70 | + jdata.set("status", "error"); |
| 71 | + jdata.set("msg", errorMessage); |
| 72 | + jdata.set("id", errorId); |
| 73 | + pub(subjectRFtoMQTT, jdata); |
| 74 | +} |
| 75 | + |
| 76 | +void setupGFSunInverter() { |
| 77 | + GF.setup(Serial2); |
| 78 | + GF.setDataHandler(GFSunInverterDataHandler); |
| 79 | + GF.setErrorHandler(GFSunInverterErrorHandler); |
| 80 | + Log.trace(F("ZgatewayGFSunInverter setup done " CR)); |
| 81 | +} |
| 82 | + |
| 83 | +void ZgatewayGFSunInverterMQTT() { |
| 84 | + GF.readData(); |
| 85 | + delay(GFSUNINVERTER_DELAY); |
| 86 | +} |
| 87 | + |
| 88 | +#endif |
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