OpenDTU-old/include/PowerMeter.h
qubeck 00def1d8d1
Generic SML based power meters support (#146)
* add support for energy & power readings on SML based power meters, taking OBIS 16.7.1 for power (using mod. SML Parser lib. by olliiiver)

* switched SML read to use software serial

* made total power meter response controled by meter source to obtain either the sum of phase powers or explicit total power provided by meter

* made mqtt subscriptions to power meter topics meter source dependend

* simplified SML read loop and OBIS handler registration, + minor refactoring

* minor cleanup/style changes and optim. PowerMeter

* fixed build, add SOURCE_SML == 4

* removed optional usage of HW serial for SML power meter

* switched to usage of _powerMeter1Power for SML power reading to allign better with existing code

---------

Co-authored-by: helgeerbe <helge@erbehome.de>
2023-04-07 20:20:00 +02:00

72 lines
1.7 KiB
C++

// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include "Configuration.h"
#include <espMqttClient.h>
#include <Arduino.h>
#include <Hoymiles.h>
#include <memory>
#include "SDM.h"
#include "sml.h"
#ifndef SDM_RX_PIN
#define SDM_RX_PIN 13
#endif
#ifndef SDM_TX_PIN
#define SDM_TX_PIN 32
#endif
#ifndef SML_RX_PIN
#define SML_RX_PIN 35
#endif
typedef struct {
const unsigned char OBIS[6];
void (*Fn)(double&);
float* Arg;
} OBISHandler;
class PowerMeterClass {
public:
enum SOURCE {
SOURCE_MQTT = 0,
SOURCE_SDM1PH = 1,
SOURCE_SDM3PH = 2,
SOURCE_HTTP = 3,
SOURCE_SML = 4
};
void init();
void mqtt();
void loop();
void onMqttMessage(const espMqttClientTypes::MessageProperties& properties, const char* topic, const uint8_t* payload, size_t len, size_t index, size_t total);
float getPowerTotal();
uint32_t getLastPowerMeterUpdate();
private:
uint32_t _interval;
uint32_t _lastPowerMeterCheck;
// Used in Power limiter for safety check
uint32_t _lastPowerMeterUpdate;
float _powerMeter1Power = 0.0;
float _powerMeter2Power = 0.0;
float _powerMeter3Power = 0.0;
float _powerMeter1Voltage = 0.0;
float _powerMeter2Voltage = 0.0;
float _powerMeter3Voltage = 0.0;
float _powerMeterImport = 0.0;
float _powerMeterExport = 0.0;
bool mqttInitDone = false;
bool smlReadLoop();
const std::list<OBISHandler> smlHandlerList{
{{0x01, 0x00, 0x10, 0x07, 0x00, 0xff}, &smlOBISW, &_powerMeter1Power},
{{0x01, 0x00, 0x01, 0x08, 0x00, 0xff}, &smlOBISWh, &_powerMeterImport},
{{0x01, 0x00, 0x02, 0x08, 0x00, 0xff}, &smlOBISWh, &_powerMeterExport}
};
};
extern PowerMeterClass PowerMeter;