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Tasmota/sonoff/xdrv_03_energy.ino

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/*
xdrv_03_energy.ino - Energy sensor support for Sonoff-Tasmota
Copyright (C) 2018 Theo Arends
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef USE_ENERGY_SENSOR
/*********************************************************************************************\
* Energy
\*********************************************************************************************/
#define XDRV_03 3
#define XSNS_03 3
#define ENERGY_NONE 0
#define FEATURE_POWER_LIMIT true
#include <Ticker.h>
enum EnergyCommands {
CMND_POWERDELTA,
CMND_POWERLOW, CMND_POWERHIGH, CMND_VOLTAGELOW, CMND_VOLTAGEHIGH, CMND_CURRENTLOW, CMND_CURRENTHIGH,
CMND_POWERSET, CMND_VOLTAGESET, CMND_CURRENTSET, CMND_FREQUENCYSET,
CMND_ENERGYRESET, CMND_MAXENERGY, CMND_MAXENERGYSTART,
CMND_MAXPOWER, CMND_MAXPOWERHOLD, CMND_MAXPOWERWINDOW,
CMND_SAFEPOWER, CMND_SAFEPOWERHOLD, CMND_SAFEPOWERWINDOW };
const char kEnergyCommands[] PROGMEM =
D_CMND_POWERDELTA "|"
D_CMND_POWERLOW "|" D_CMND_POWERHIGH "|" D_CMND_VOLTAGELOW "|" D_CMND_VOLTAGEHIGH "|" D_CMND_CURRENTLOW "|" D_CMND_CURRENTHIGH "|"
D_CMND_POWERSET "|" D_CMND_VOLTAGESET "|" D_CMND_CURRENTSET "|" D_CMND_FREQUENCYSET "|"
D_CMND_ENERGYRESET "|" D_CMND_MAXENERGY "|" D_CMND_MAXENERGYSTART "|"
D_CMND_MAXPOWER "|" D_CMND_MAXPOWERHOLD "|" D_CMND_MAXPOWERWINDOW "|"
D_CMND_SAFEPOWER "|" D_CMND_SAFEPOWERHOLD "|" D_CMND_SAFEPOWERWINDOW ;
float energy_voltage = 0; // 123.1 V
float energy_current = 0; // 123.123 A
float energy_active_power = 0; // 123.1 W
float energy_apparent_power = NAN; // 123.1 VA
float energy_reactive_power = NAN; // 123.1 VAr
float energy_power_factor = NAN; // 0.12
float energy_frequency = NAN; // 123.1 Hz
float energy_start = 0; // 12345.12345 kWh total previous
float energy_daily = 0; // 123.123 kWh
float energy_total = 0; // 12345.12345 kWh
unsigned long energy_kWhtoday_delta = 0; // 1212312345 Wh 10^-5 (deca micro Watt hours) - Overflows to energy_kWhtoday (HLW and CSE only)
unsigned long energy_kWhtoday; // 12312312 Wh * 10^-2 (deca milli Watt hours) - 5764 = 0.05764 kWh = 0.058 kWh = energy_daily
unsigned long energy_period = 0; // 12312312 Wh * 10^-2 (deca milli Watt hours) - 5764 = 0.05764 kWh = 0.058 kWh = energy_daily
float energy_power_last[3] = { 0 };
uint8_t energy_power_delta = 0;
bool energy_type_dc = false;
bool energy_power_on = true;
byte energy_min_power_flag = 0;
byte energy_max_power_flag = 0;
byte energy_min_voltage_flag = 0;
byte energy_max_voltage_flag = 0;
byte energy_min_current_flag = 0;
byte energy_max_current_flag = 0;
byte energy_power_steady_cntr = 8; // Allow for power on stabilization
byte energy_max_energy_state = 0;
#if FEATURE_POWER_LIMIT
byte energy_mplr_counter = 0;
uint16_t energy_mplh_counter = 0;
uint16_t energy_mplw_counter = 0;
#endif // FEATURE_POWER_LIMIT
byte energy_fifth_second = 0;
Ticker ticker_energy;
int energy_command_code = 0;
/********************************************************************************************/
void EnergyUpdateToday(void)
{
if (energy_kWhtoday_delta > 1000) {
unsigned long delta = energy_kWhtoday_delta / 1000;
energy_kWhtoday_delta -= (delta * 1000);
energy_kWhtoday += delta;
}
RtcSettings.energy_kWhtoday = energy_kWhtoday;
energy_daily = (float)energy_kWhtoday / 100000;
energy_total = (float)(RtcSettings.energy_kWhtotal + energy_kWhtoday) / 100000;
}
/*********************************************************************************************/
void Energy200ms(void)
{
energy_power_on = (power != 0) | Settings.flag.no_power_on_check;
energy_fifth_second++;
if (5 == energy_fifth_second) {
energy_fifth_second = 0;
XnrgCall(FUNC_EVERY_SECOND);
if (RtcTime.valid) {
if (LocalTime() == Midnight()) {
Settings.energy_kWhyesterday = energy_kWhtoday;
Settings.energy_kWhtotal += energy_kWhtoday;
RtcSettings.energy_kWhtotal = Settings.energy_kWhtotal;
energy_kWhtoday = 0;
energy_kWhtoday_delta = 0;
energy_period = energy_kWhtoday;
EnergyUpdateToday();
energy_max_energy_state = 3;
}
if ((RtcTime.hour == Settings.energy_max_energy_start) && (3 == energy_max_energy_state)) {
energy_max_energy_state = 0;
}
}
}
XnrgCall(FUNC_EVERY_200_MSECOND);
}
void EnergySaveState(void)
{
Settings.energy_kWhdoy = (RtcTime.valid) ? RtcTime.day_of_year : 0;
Settings.energy_kWhtoday = energy_kWhtoday;
RtcSettings.energy_kWhtoday = energy_kWhtoday;
Settings.energy_kWhtotal = RtcSettings.energy_kWhtotal;
}
boolean EnergyMargin(byte type, uint16_t margin, uint16_t value, byte &flag, byte &save_flag)
{
byte change;
if (!margin) return false;
change = save_flag;
if (type) {
flag = (value > margin);
} else {
flag = (value < margin);
}
save_flag = flag;
return (change != save_flag);
}
void EnergySetPowerSteadyCounter(void)
{
energy_power_steady_cntr = 2;
}
void EnergyMarginCheck(void)
{
uint16_t energy_daily_u = 0;
uint16_t energy_power_u = 0;
uint16_t energy_voltage_u = 0;
uint16_t energy_current_u = 0;
boolean flag;
boolean jsonflg;
if (energy_power_steady_cntr) {
energy_power_steady_cntr--;
return;
}
if (Settings.energy_power_delta) {
float delta = abs(energy_power_last[0] - energy_active_power);
// Any delta compared to minimal delta
float min_power = (energy_power_last[0] > energy_active_power) ? energy_active_power : energy_power_last[0];
if (((delta / min_power) * 100) > Settings.energy_power_delta) {
energy_power_delta = 1;
energy_power_last[1] = energy_active_power; // We only want one report so reset history
energy_power_last[2] = energy_active_power;
}
}
energy_power_last[0] = energy_power_last[1]; // Shift in history every second allowing power changes to settle for up to three seconds
energy_power_last[1] = energy_power_last[2];
energy_power_last[2] = energy_active_power;
if (energy_power_on && (Settings.energy_min_power || Settings.energy_max_power || Settings.energy_min_voltage || Settings.energy_max_voltage || Settings.energy_min_current || Settings.energy_max_current)) {
energy_power_u = (uint16_t)(energy_active_power);
energy_voltage_u = (uint16_t)(energy_voltage);
energy_current_u = (uint16_t)(energy_current * 1000);
// snprintf_P(log_data, sizeof(log_data), PSTR("NRG: W %d, U %d, I %d"), energy_power_u, energy_voltage_u, energy_current_u);
// AddLog(LOG_LEVEL_DEBUG);
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("{"));
jsonflg = 0;
if (EnergyMargin(0, Settings.energy_min_power, energy_power_u, flag, energy_min_power_flag)) {
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s%s\"" D_CMND_POWERLOW "\":\"%s\""), mqtt_data, (jsonflg)?",":"", GetStateText(flag));
jsonflg = 1;
}
if (EnergyMargin(1, Settings.energy_max_power, energy_power_u, flag, energy_max_power_flag)) {
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s%s\"" D_CMND_POWERHIGH "\":\"%s\""), mqtt_data, (jsonflg)?",":"", GetStateText(flag));
jsonflg = 1;
}
if (EnergyMargin(0, Settings.energy_min_voltage, energy_voltage_u, flag, energy_min_voltage_flag)) {
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s%s\"" D_CMND_VOLTAGELOW "\":\"%s\""), mqtt_data, (jsonflg)?",":"", GetStateText(flag));
jsonflg = 1;
}
if (EnergyMargin(1, Settings.energy_max_voltage, energy_voltage_u, flag, energy_max_voltage_flag)) {
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s%s\"" D_CMND_VOLTAGEHIGH "\":\"%s\""), mqtt_data, (jsonflg)?",":"", GetStateText(flag));
jsonflg = 1;
}
if (EnergyMargin(0, Settings.energy_min_current, energy_current_u, flag, energy_min_current_flag)) {
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s%s\"" D_CMND_CURRENTLOW "\":\"%s\""), mqtt_data, (jsonflg)?",":"", GetStateText(flag));
jsonflg = 1;
}
if (EnergyMargin(1, Settings.energy_max_current, energy_current_u, flag, energy_max_current_flag)) {
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s%s\"" D_CMND_CURRENTHIGH "\":\"%s\""), mqtt_data, (jsonflg)?",":"", GetStateText(flag));
jsonflg = 1;
}
if (jsonflg) {
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s}"), mqtt_data);
MqttPublishPrefixTopic_P(TELE, PSTR(D_RSLT_MARGINS), MQTT_TELE_RETAIN);
EnergyMqttShow();
}
}
#if FEATURE_POWER_LIMIT
// Max Power
if (Settings.energy_max_power_limit) {
if (energy_active_power > Settings.energy_max_power_limit) {
if (!energy_mplh_counter) {
energy_mplh_counter = Settings.energy_max_power_limit_hold;
} else {
energy_mplh_counter--;
if (!energy_mplh_counter) {
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("{\"" D_JSON_MAXPOWERREACHED "\":\"%d%s\"}"), energy_power_u, (Settings.flag.value_units) ? " " D_UNIT_WATT : "");
MqttPublishPrefixTopic_P(STAT, S_RSLT_WARNING);
EnergyMqttShow();
ExecuteCommandPower(1, POWER_OFF, SRC_MAXPOWER);
if (!energy_mplr_counter) {
energy_mplr_counter = Settings.param[P_MAX_POWER_RETRY] +1;
}
energy_mplw_counter = Settings.energy_max_power_limit_window;
}
}
}
else if (power && (energy_power_u <= Settings.energy_max_power_limit)) {
energy_mplh_counter = 0;
energy_mplr_counter = 0;
energy_mplw_counter = 0;
}
if (!power) {
if (energy_mplw_counter) {
energy_mplw_counter--;
} else {
if (energy_mplr_counter) {
energy_mplr_counter--;
if (energy_mplr_counter) {
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("{\"" D_JSON_POWERMONITOR "\":\"%s\"}"), GetStateText(1));
MqttPublishPrefixTopic_P(RESULT_OR_STAT, PSTR(D_JSON_POWERMONITOR));
ExecuteCommandPower(1, POWER_ON, SRC_MAXPOWER);
} else {
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("{\"" D_JSON_MAXPOWERREACHEDRETRY "\":\"%s\"}"), GetStateText(0));
MqttPublishPrefixTopic_P(STAT, S_RSLT_WARNING);
EnergyMqttShow();
}
}
}
}
}
// Max Energy
if (Settings.energy_max_energy) {
energy_daily_u = (uint16_t)(energy_daily * 1000);
if (!energy_max_energy_state && (RtcTime.hour == Settings.energy_max_energy_start)) {
energy_max_energy_state = 1;
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("{\"" D_JSON_ENERGYMONITOR "\":\"%s\"}"), GetStateText(1));
MqttPublishPrefixTopic_P(RESULT_OR_STAT, PSTR(D_JSON_ENERGYMONITOR));
ExecuteCommandPower(1, POWER_ON, SRC_MAXENERGY);
}
else if ((1 == energy_max_energy_state) && (energy_daily_u >= Settings.energy_max_energy)) {
energy_max_energy_state = 2;
dtostrfd(energy_daily, 3, mqtt_data);
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("{\"" D_JSON_MAXENERGYREACHED "\":\"%s%s\"}"), mqtt_data, (Settings.flag.value_units) ? " " D_UNIT_KILOWATTHOUR : "");
MqttPublishPrefixTopic_P(STAT, S_RSLT_WARNING);
EnergyMqttShow();
ExecuteCommandPower(1, POWER_OFF, SRC_MAXENERGY);
}
}
#endif // FEATURE_POWER_LIMIT
if (energy_power_delta) EnergyMqttShow();
}
void EnergyMqttShow(void)
{
// {"Time":"2017-12-16T11:48:55","ENERGY":{"Total":0.212,"Yesterday":0.000,"Today":0.014,"Period":2.0,"Power":22.0,"Factor":1.00,"Voltage":213.6,"Current":0.100}}
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("{\"" D_JSON_TIME "\":\"%s\""), GetDateAndTime(DT_LOCAL).c_str());
int tele_period_save = tele_period;
tele_period = 2;
EnergyShow(1);
tele_period = tele_period_save;
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s}"), mqtt_data);
MqttPublishPrefixTopic_P(TELE, PSTR(D_RSLT_SENSOR), Settings.flag.mqtt_sensor_retain);
energy_power_delta = 0;
}
/*********************************************************************************************\
* Commands
\*********************************************************************************************/
boolean EnergyCommand(void)
{
char command [CMDSZ];
char sunit[CMDSZ];
boolean serviced = true;
uint8_t status_flag = 0;
uint8_t unit = 0;
unsigned long nvalue = 0;
int command_code = GetCommandCode(command, sizeof(command), XdrvMailbox.topic, kEnergyCommands);
energy_command_code = command_code;
if (-1 == command_code) {
serviced = false; // Unknown command
}
else if (CMND_POWERDELTA == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 101)) {
Settings.energy_power_delta = (1 == XdrvMailbox.payload) ? DEFAULT_POWER_DELTA : XdrvMailbox.payload;
}
nvalue = Settings.energy_power_delta;
unit = UNIT_PERCENTAGE;
}
else if (CMND_POWERLOW == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 3601)) {
Settings.energy_min_power = XdrvMailbox.payload;
}
nvalue = Settings.energy_min_power;
unit = UNIT_WATT;
}
else if (CMND_POWERHIGH == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 3601)) {
Settings.energy_max_power = XdrvMailbox.payload;
}
nvalue = Settings.energy_max_power;
unit = UNIT_WATT;
}
else if (CMND_VOLTAGELOW == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 501)) {
Settings.energy_min_voltage = XdrvMailbox.payload;
}
nvalue = Settings.energy_min_voltage;
unit = UNIT_VOLT;
}
else if (CMND_VOLTAGEHIGH == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 501)) {
Settings.energy_max_voltage = XdrvMailbox.payload;
}
nvalue = Settings.energy_max_voltage;
unit = UNIT_VOLT;
}
else if (CMND_CURRENTLOW == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 16001)) {
Settings.energy_min_current = XdrvMailbox.payload;
}
nvalue = Settings.energy_min_current;
unit = UNIT_MILLIAMPERE;
}
else if (CMND_CURRENTHIGH == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 16001)) {
Settings.energy_max_current = XdrvMailbox.payload;
}
nvalue = Settings.energy_max_current;
unit = UNIT_MILLIAMPERE;
}
else if ((CMND_ENERGYRESET == command_code) && (XdrvMailbox.index > 0) && (XdrvMailbox.index <= 3)) {
char *p;
unsigned long lnum = strtoul(XdrvMailbox.data, &p, 10);
if (p != XdrvMailbox.data) {
switch (XdrvMailbox.index) {
case 1:
energy_kWhtoday = lnum *100;
energy_kWhtoday_delta = 0;
energy_period = energy_kWhtoday;
Settings.energy_kWhtoday = energy_kWhtoday;
RtcSettings.energy_kWhtoday = energy_kWhtoday;
energy_daily = (float)energy_kWhtoday / 100000;
break;
case 2:
Settings.energy_kWhyesterday = lnum *100;
break;
case 3:
RtcSettings.energy_kWhtotal = lnum *100;
Settings.energy_kWhtotal = RtcSettings.energy_kWhtotal;
energy_total = (float)(RtcSettings.energy_kWhtotal + energy_kWhtoday) / 100000;
if (!energy_total) { Settings.energy_kWhtotal_time = LocalTime(); }
break;
}
}
char energy_yesterday_chr[10];
char energy_daily_chr[10];
char energy_total_chr[10];
dtostrfd(energy_total, Settings.flag2.energy_resolution, energy_total_chr);
dtostrfd(energy_daily, Settings.flag2.energy_resolution, energy_daily_chr);
dtostrfd((float)Settings.energy_kWhyesterday / 100000, Settings.flag2.energy_resolution, energy_yesterday_chr);
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("{\"%s\":{\"" D_JSON_TOTAL "\":%s,\"" D_JSON_YESTERDAY "\":%s,\"" D_JSON_TODAY "\":%s}}"),
command, energy_total_chr, energy_yesterday_chr, energy_daily_chr);
status_flag = 1;
}
else if ((CMND_POWERSET == command_code) && XnrgCall(FUNC_COMMAND)) { // Watt
nvalue = Settings.energy_power_calibration;
unit = UNIT_MICROSECOND;
}
else if ((CMND_VOLTAGESET == command_code) && XnrgCall(FUNC_COMMAND)) { // Volt
nvalue = Settings.energy_voltage_calibration;
unit = UNIT_MICROSECOND;
}
else if ((CMND_CURRENTSET == command_code) && XnrgCall(FUNC_COMMAND)) { // milliAmpere
nvalue = Settings.energy_current_calibration;
unit = UNIT_MICROSECOND;
}
else if ((CMND_FREQUENCYSET == command_code) && XnrgCall(FUNC_COMMAND)) { // Hz
nvalue = Settings.energy_frequency_calibration;
unit = UNIT_MICROSECOND;
}
#if FEATURE_POWER_LIMIT
else if (CMND_MAXPOWER == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 3601)) {
Settings.energy_max_power_limit = XdrvMailbox.payload;
}
nvalue = Settings.energy_max_power_limit;
unit = UNIT_WATT;
}
else if (CMND_MAXPOWERHOLD == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 3601)) {
Settings.energy_max_power_limit_hold = (1 == XdrvMailbox.payload) ? MAX_POWER_HOLD : XdrvMailbox.payload;
}
nvalue = Settings.energy_max_power_limit_hold;
unit = UNIT_SECOND;
}
else if (CMND_MAXPOWERWINDOW == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 3601)) {
Settings.energy_max_power_limit_window = (1 == XdrvMailbox.payload) ? MAX_POWER_WINDOW : XdrvMailbox.payload;
}
nvalue = Settings.energy_max_power_limit_window;
unit = UNIT_SECOND;
}
else if (CMND_SAFEPOWER == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 3601)) {
Settings.energy_max_power_safe_limit = XdrvMailbox.payload;
}
nvalue = Settings.energy_max_power_safe_limit;
unit = UNIT_WATT;
}
else if (CMND_SAFEPOWERHOLD == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 3601)) {
Settings.energy_max_power_safe_limit_hold = (1 == XdrvMailbox.payload) ? SAFE_POWER_HOLD : XdrvMailbox.payload;
}
nvalue = Settings.energy_max_power_safe_limit_hold;
unit = UNIT_SECOND;
}
else if (CMND_SAFEPOWERWINDOW == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 1440)) {
Settings.energy_max_power_safe_limit_window = (1 == XdrvMailbox.payload) ? SAFE_POWER_WINDOW : XdrvMailbox.payload;
}
nvalue = Settings.energy_max_power_safe_limit_window;
unit = UNIT_MINUTE;
}
else if (CMND_MAXENERGY == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 3601)) {
Settings.energy_max_energy = XdrvMailbox.payload;
energy_max_energy_state = 3;
}
nvalue = Settings.energy_max_energy;
unit = UNIT_WATTHOUR;
}
else if (CMND_MAXENERGYSTART == command_code) {
if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 24)) {
Settings.energy_max_energy_start = XdrvMailbox.payload;
}
nvalue = Settings.energy_max_energy_start;
unit = UNIT_HOUR;
}
#endif // FEATURE_POWER_LIMIT
else serviced = false; // Unknown command
if (serviced && !status_flag) {
if (UNIT_MICROSECOND == unit) {
snprintf_P(command, sizeof(command), PSTR("%sCal"), command);
}
if (Settings.flag.value_units) {
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_LVALUE_SPACE_UNIT, command, nvalue, GetTextIndexed(sunit, sizeof(sunit), unit, kUnitNames));
} else {
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_LVALUE, command, nvalue);
}
}
return serviced;
}
void EnergyDrvInit(void)
{
energy_flg = ENERGY_NONE;
XnrgCall(FUNC_PRE_INIT);
}
void EnergySnsInit(void)
{
XnrgCall(FUNC_INIT);
if (energy_flg) {
energy_kWhtoday = (RtcSettingsValid()) ? RtcSettings.energy_kWhtoday : (RtcTime.day_of_year == Settings.energy_kWhdoy) ? Settings.energy_kWhtoday : 0;
energy_kWhtoday_delta = 0;
energy_period = energy_kWhtoday;
EnergyUpdateToday();
ticker_energy.attach_ms(200, Energy200ms);
}
}
#ifdef USE_WEBSERVER
const char HTTP_ENERGY_SNS1[] PROGMEM = "%s"
"{s}" D_VOLTAGE "{m}%s " D_UNIT_VOLT "{e}"
"{s}" D_CURRENT "{m}%s " D_UNIT_AMPERE "{e}"
"{s}" D_POWERUSAGE "{m}%s " D_UNIT_WATT "{e}";
const char HTTP_ENERGY_SNS2[] PROGMEM = "%s"
"{s}" D_POWERUSAGE_APPARENT "{m}%s " D_UNIT_VA "{e}"
"{s}" D_POWERUSAGE_REACTIVE "{m}%s " D_UNIT_VAR "{e}"
"{s}" D_POWER_FACTOR "{m}%s{e}";
const char HTTP_ENERGY_SNS3[] PROGMEM = "%s"
"{s}" D_FREQUENCY "{m}%s " D_UNIT_HERTZ "{e}";
const char HTTP_ENERGY_SNS4[] PROGMEM = "%s"
"{s}" D_ENERGY_TODAY "{m}%s " D_UNIT_KILOWATTHOUR "{e}"
"{s}" D_ENERGY_YESTERDAY "{m}%s " D_UNIT_KILOWATTHOUR "{e}"
"{s}" D_ENERGY_TOTAL "{m}%s " D_UNIT_KILOWATTHOUR "{e}"; // {s} = <tr><th>, {m} = </th><td>, {e} = </td></tr>
#endif // USE_WEBSERVER
void EnergyShow(boolean json)
{
char voltage_chr[10];
char current_chr[10];
char active_power_chr[10];
char apparent_power_chr[10];
char reactive_power_chr[10];
char power_factor_chr[10];
char frequency_chr[10];
char energy_daily_chr[10];
char energy_period_chr[10];
char energy_yesterday_chr[10];
char energy_total_chr[10];
char speriod[20];
char sfrequency[20];
bool show_energy_period = (0 == tele_period);
float power_factor = energy_power_factor;
if (!energy_type_dc) {
float apparent_power = energy_apparent_power;
if (isnan(apparent_power)) {
apparent_power = energy_voltage * energy_current;
}
if (apparent_power < energy_active_power) { // Should be impossible
energy_active_power = apparent_power;
}
if (isnan(power_factor)) {
power_factor = (energy_active_power && apparent_power) ? energy_active_power / apparent_power : 0;
if (power_factor > 1) power_factor = 1;
}
float reactive_power = energy_reactive_power;
if (isnan(reactive_power)) {
reactive_power = 0;
uint32_t difference = ((uint32_t)(apparent_power * 100) - (uint32_t)(energy_active_power * 100)) / 10;
if ((energy_current > 0.005) && ((difference > 15) || (difference > (uint32_t)(apparent_power * 100 / 1000)))) {
// calculating reactive power only if current is greater than 0.005A and
// difference between active and apparent power is greater than 1.5W or 1%
reactive_power = (float)(RoundSqrtInt((uint32_t)(apparent_power * apparent_power * 100) - (uint32_t)(energy_active_power * energy_active_power * 100))) / 10;
}
}
dtostrfd(apparent_power, Settings.flag2.wattage_resolution, apparent_power_chr);
dtostrfd(reactive_power, Settings.flag2.wattage_resolution, reactive_power_chr);
dtostrfd(power_factor, 2, power_factor_chr);
if (!isnan(energy_frequency)) {
dtostrfd(energy_frequency, Settings.flag2.frequency_resolution, frequency_chr);
snprintf_P(sfrequency, sizeof(sfrequency), PSTR(",\"" D_JSON_FREQUENCY "\":%s"), frequency_chr);
}
}
dtostrfd(energy_voltage, Settings.flag2.voltage_resolution, voltage_chr);
dtostrfd(energy_current, Settings.flag2.current_resolution, current_chr);
dtostrfd(energy_active_power, Settings.flag2.wattage_resolution, active_power_chr);
dtostrfd(energy_daily, Settings.flag2.energy_resolution, energy_daily_chr);
dtostrfd((float)Settings.energy_kWhyesterday / 100000, Settings.flag2.energy_resolution, energy_yesterday_chr);
dtostrfd(energy_total, Settings.flag2.energy_resolution, energy_total_chr);
float energy = 0;
if (show_energy_period) {
if (energy_period) energy = (float)(energy_kWhtoday - energy_period) / 100;
energy_period = energy_kWhtoday;
dtostrfd(energy, Settings.flag2.wattage_resolution, energy_period_chr);
snprintf_P(speriod, sizeof(speriod), PSTR(",\"" D_JSON_PERIOD "\":%s"), energy_period_chr);
}
if (json) {
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s,\"" D_RSLT_ENERGY "\":{\"" D_JSON_TOTAL_START_TIME "\":\"%s\",\"" D_JSON_TOTAL "\":%s,\"" D_JSON_YESTERDAY "\":%s,\"" D_JSON_TODAY "\":%s%s,\"" D_JSON_POWERUSAGE "\":%s"),
mqtt_data, GetDateAndTime(DT_ENERGY).c_str(), energy_total_chr, energy_yesterday_chr, energy_daily_chr, (show_energy_period) ? speriod : "", active_power_chr);
if (!energy_type_dc) {
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s,\"" D_JSON_APPARENT_POWERUSAGE "\":%s,\"" D_JSON_REACTIVE_POWERUSAGE "\":%s,\"" D_JSON_POWERFACTOR "\":%s%s"),
mqtt_data, apparent_power_chr, reactive_power_chr, power_factor_chr, (!isnan(energy_frequency)) ? sfrequency : "");
}
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s,\"" D_JSON_VOLTAGE "\":%s,\"" D_JSON_CURRENT "\":%s}"), mqtt_data, voltage_chr, current_chr);
#ifdef USE_DOMOTICZ
if (show_energy_period) { // Only send if telemetry
dtostrfd(energy_total * 1000, 1, energy_total_chr);
DomoticzSensorPowerEnergy((int)energy_active_power, energy_total_chr); // PowerUsage, EnergyToday
DomoticzSensor(DZ_VOLTAGE, voltage_chr); // Voltage
DomoticzSensor(DZ_CURRENT, current_chr); // Current
}
#endif // USE_DOMOTICZ
#ifdef USE_KNX
if (show_energy_period) {
KnxSensor(KNX_ENERGY_VOLTAGE, energy_voltage);
KnxSensor(KNX_ENERGY_CURRENT, energy_current);
KnxSensor(KNX_ENERGY_POWER, energy_active_power);
if (!energy_type_dc) { KnxSensor(KNX_ENERGY_POWERFACTOR, power_factor); }
KnxSensor(KNX_ENERGY_DAILY, energy_daily);
KnxSensor(KNX_ENERGY_TOTAL, energy_total);
KnxSensor(KNX_ENERGY_START, energy_start);
}
#endif // USE_KNX
#ifdef USE_WEBSERVER
} else {
snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_ENERGY_SNS1, mqtt_data, voltage_chr, current_chr, active_power_chr);
if (!energy_type_dc) {
snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_ENERGY_SNS2, mqtt_data, apparent_power_chr, reactive_power_chr, power_factor_chr);
if (!isnan(energy_frequency)) { snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_ENERGY_SNS3, mqtt_data, frequency_chr); }
}
snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_ENERGY_SNS4, mqtt_data, energy_daily_chr, energy_yesterday_chr, energy_total_chr);
#endif // USE_WEBSERVER
}
}
/*********************************************************************************************\
* Interface
\*********************************************************************************************/
boolean Xdrv03(byte function)
{
boolean result = false;
if (FUNC_PRE_INIT == function) {
EnergyDrvInit();
}
else if (energy_flg) {
switch (function) {
case FUNC_COMMAND:
result = EnergyCommand();
break;
case FUNC_SET_POWER:
EnergySetPowerSteadyCounter();
break;
case FUNC_SERIAL:
result = XnrgCall(FUNC_SERIAL);
break;
}
}
return result;
}
boolean Xsns03(byte function)
{
boolean result = false;
if (energy_flg) {
switch (function) {
case FUNC_INIT:
EnergySnsInit();
break;
case FUNC_EVERY_SECOND:
EnergyMarginCheck();
break;
case FUNC_JSON_APPEND:
EnergyShow(1);
break;
#ifdef USE_WEBSERVER
case FUNC_WEB_APPEND:
EnergyShow(0);
break;
#endif // USE_WEBSERVER
case FUNC_SAVE_BEFORE_RESTART:
EnergySaveState();
break;
}
}
return result;
}
#endif // USE_ENERGY_SENSOR
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