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61e8f093de30e618a28dc976ce13cb8af196ef51
EMS-ESP32/src/ems-esp.cpp
Paul 61e8f093de ignore n/a values iin mqtt too
2019-07-06 17:14:02 +02:00

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/*
* EMS-ESP
*
* Paul Derbyshire - https://github.com/proddy/EMS-ESP
*
* See ChangeLog.md for history
* See README.md for Acknowledgments
*/
// local libraries
#include "ds18.h"
#include "ems.h"
#include "ems_devices.h"
#include "emsuart.h"
#include "my_config.h"
#include "version.h"
// Dallas external temp sensors
DS18 ds18;
// shared libraries
#include <MyESP.h>
// public libraries
#include <ArduinoJson.h> // https://github.com/bblanchon/ArduinoJson
#include <CRC32.h> // https://github.com/bakercp/CRC32
// standard arduino libs
#include <Ticker.h> // https://github.com/esp8266/Arduino/tree/master/libraries/Ticker
#define myDebug(...) myESP.myDebug(__VA_ARGS__)
#define myDebug_P(...) myESP.myDebug_P(__VA_ARGS__)
// set to value >0 if the ESP is overheating or there are timing issues. Recommend a value of 1.
#define EMSESP_DELAY 1 // initially set to 0 for no delay
#define DEFAULT_HEATINGCIRCUIT 1 // default to HC1 for thermostats that support multiple heating circuits like the RC35
// timers, all values are in seconds
#define DEFAULT_PUBLISHTIME 120 // every 2 minutes publish MQTT values, including Dallas sensors
Ticker publishValuesTimer;
Ticker publishSensorValuesTimer;
#define SYSTEMCHECK_TIME 30 // every 30 seconds check if EMS can be reached
Ticker systemCheckTimer;
#define REGULARUPDATES_TIME 60 // every minute a call is made to fetch data from EMS devices manually
Ticker regularUpdatesTimer;
#define LEDCHECK_TIME 500 // every 1/2 second blink the heartbeat LED
Ticker ledcheckTimer;
// thermostat scan - for debugging
Ticker scanThermostat;
#define SCANTHERMOSTAT_TIME 1
uint8_t scanThermostat_count = 0;
// ems bus scan
Ticker scanDevices;
#define SCANDEVICES_TIME 350 // ms
uint8_t scanDevices_count;
Ticker showerColdShotStopTimer;
// if using the shower timer, change these settings
#define SHOWER_PAUSE_TIME 15000 // in ms. 15 seconds, max time if water is switched off & on during a shower
#define SHOWER_MIN_DURATION 120000 // in ms. 2 minutes, before recognizing its a shower
#define SHOWER_OFFSET_TIME 5000 // in ms. 5 seconds grace time, to calibrate actual time under the shower
#define SHOWER_COLDSHOT_DURATION 10 // in seconds. 10 seconds for cold water before turning back hot water
#define SHOWER_MAX_DURATION 420000 // in ms. 7 minutes, before trigger a shot of cold water
typedef struct {
uint32_t timestamp; // for internal timings, via millis()
uint8_t dallas_sensors; // count of dallas sensors
// custom params
bool shower_timer; // true if we want to report back on shower times
bool shower_alert; // true if we want the alert of cold water
bool led; // LED on/off
bool listen_mode; // stop automatic Tx on/off
uint16_t publish_time; // frequency of MQTT publish in seconds
uint8_t led_gpio; // pin for LED
uint8_t dallas_gpio; // pin for attaching external dallas temperature sensors
bool dallas_parasite; // on/off is using parasite
uint8_t heating_circuit; // number of heating circuit, 1 or 2
} _EMSESP_Status;
typedef struct {
bool showerOn;
uint32_t timerStart; // ms
uint32_t timerPause; // ms
uint32_t duration; // ms
bool doingColdShot; // true if we've just sent a jolt of cold water
} _EMSESP_Shower;
command_t project_cmds[] = {
{true, "led <on | off>", "toggle status LED on/off"},
{true, "led_gpio <gpio>", "set the LED pin. Default is the onboard LED 2. For external D1 use 5"},
{true, "dallas_gpio <gpio>", "set the external Dallas temperature sensors pin. Default is 14 for D5"},
{true, "dallas_parasite <on | off>", "set to on if powering Dallas sesnsors via parasite power"},
{true, "thermostat_type <device ID>", "set the thermostat type ID (e.g. 10 for 0x10)"},
{true, "boiler_type <device ID>", "set the boiler type ID (e.g. 8 for 0x08)"},
{true, "listen_mode <on | off>", "when set to on all automatic Tx are disabled"},
{true, "shower_timer <on | off>", "send MQTT notification on all shower durations"},
{true, "shower_alert <on | off>", "stop hot water to send 3 cold burst warnings after max shower time is exceeded"},
{true, "publish_time <seconds>", "set frequency for publishing data to MQTT (0=off)"},
{true, "heating_circuit <1 | 2>", "set the main thermostat HC to work with (if using multiple heating circuits)"},
{true, "tx_mode <n>", "0=classic ems logic, 1=@kwertie01 ems+ logic, 2=@susisstrolch logic, 3=@philrich logic for Junkers"},
{false, "info", "show current captured on the devices"},
{false, "log <n | b | t | r | v>", "set logging mode to none, basic, thermostat only, raw or verbose"},
#ifdef TESTS
{false, "test <n>", "insert a test telegram on to the EMS bus"},
#endif
{false, "publish", "publish all values to MQTT"},
{false, "refresh", "fetch values from the EMS devices"},
{false, "devices", "list all supported and detected EMS devices and types IDs"},
{false, "queue", "show current Tx queue"},
{false, "autodetect [deep]", "detect EMS devices and attempt to automatically set boiler and thermostat types"},
{false, "shower <timer | alert>", "toggle either timer or alert on/off"},
{false, "send XX ...", "send raw telegram data as hex to EMS bus"},
{false, "thermostat read <type ID>", "send read request to the thermostat"},
{false, "thermostat temp <degrees>", "set current thermostat temperature"},
{false, "thermostat mode <mode>", "set mode (0=low/night, 1=manual/day, 2=auto)"},
{false, "thermostat scan <type ID>", "probe thermostat on all type id responses"},
{false, "boiler read <type ID>", "send read request to boiler"},
{false, "boiler wwtemp <degrees>", "set boiler warm water temperature"},
{false, "boiler tapwater <on | off>", "set boiler warm tap water on/off"},
{false, "boiler flowtemp <degrees>", "set boiler flow temperature"},
{false, "boiler comfort <hot | eco | intelligent>", "set boiler warm water comfort setting"}
};
// store for overall system status
_EMSESP_Status EMSESP_Status;
_EMSESP_Shower EMSESP_Shower;
// logging messages with fixed strings
void myDebugLog(const char * s) {
if (ems_getLogging() >= EMS_SYS_LOGGING_BASIC) {
myDebug(s);
}
}
// convert float to char
char * _float_to_char(char * a, float f, uint8_t precision = 2) {
long p[] = {0, 10, 100, 1000, 10000, 100000, 1000000, 10000000, 100000000};
char * ret = a;
long whole = (long)f;
itoa(whole, a, 10);
while (*a != '\0')
a++;
*a++ = '.';
long decimal = abs((long)((f - whole) * p[precision]));
itoa(decimal, a, 10);
return ret;
}
// convert bool to text. bools are stored as bytes
char * _bool_to_char(char * s, uint8_t value) {
if (value == EMS_VALUE_INT_ON) {
strlcpy(s, "on", sizeof(s));
} else if (value == EMS_VALUE_INT_OFF) {
strlcpy(s, "off", sizeof(s));
} else {
strlcpy(s, "?", sizeof(s));
}
return s;
}
// convert short (two bytes) to text string
// decimals: 0 = no division, 1=divide value by 10, 2=divide by 2, 10=divide value by 100
// negative values are assumed stored as 1-compliment (https://medium.com/@LeeJulija/how-integers-are-stored-in-memory-using-twos-complement-5ba04d61a56c)
char * _short_to_char(char * s, int16_t value, uint8_t decimals = 1) {
// remove errors or invalid values
if (value == EMS_VALUE_SHORT_NOTSET) {
strlcpy(s, "?", 10);
return (s);
}
// just print
if (decimals == 0) {
ltoa(value, s, 10);
return (s);
}
// do floating point
char s2[10] = {0};
// check for negative values
if (value < 0) {
strlcpy(s, "-", 10);
value *= -1; // convert to positive
}
if (decimals == 2) {
// divide by 2
strlcpy(s, ltoa(value / 2, s2, 10), 10);
strlcat(s, ".", 10);
strlcat(s, ((value & 0x01) ? "5" : "0"), 10);
} else {
strlcpy(s, ltoa(value / (decimals * 10), s2, 10), 10);
strlcat(s, ".", 10);
strlcat(s, ltoa(value % (decimals * 10), s2, 10), 10);
}
return s;
}
// convert short (two bytes) to text string
// decimals: 0 = no division, 1=divide value by 10, 2=divide by 2, 10=divide value by 100
char * _ushort_to_char(char * s, uint16_t value, uint8_t decimals = 1) {
// remove errors or invalid values
if (value == EMS_VALUE_USHORT_NOTSET) {
strlcpy(s, "?", 10);
return (s);
}
// just print
if (decimals == 0) {
ltoa(value, s, 10);
return (s);
}
// do floating point
char s2[10] = {0};
if (decimals == 2) {
// divide by 2
strlcpy(s, ltoa(value / 2, s2, 10), 10);
strlcat(s, ".", 10);
strlcat(s, ((value & 0x01) ? "5" : "0"), 10);
} else {
strlcpy(s, ltoa(value / (decimals * 10), s2, 10), 10);
strlcat(s, ".", 10);
strlcat(s, ltoa(value % (decimals * 10), s2, 10), 10);
}
return s;
}
// takes a signed short value (2 bytes), converts to a fraction
// decimals: 0 = no division, 1=divide value by 10, 2=divide by 2, 10=divide value by 100
void _renderShortValue(const char * prefix, const char * postfix, int16_t value, uint8_t decimals = 1) {
static char buffer[200] = {0};
static char s[20] = {0};
strlcpy(buffer, " ", sizeof(buffer));
strlcat(buffer, prefix, sizeof(buffer));
strlcat(buffer, ": ", sizeof(buffer));
strlcat(buffer, _short_to_char(s, value, decimals), sizeof(buffer));
if (postfix != NULL) {
strlcat(buffer, " ", sizeof(buffer));
strlcat(buffer, postfix, sizeof(buffer));
}
myDebug(buffer);
}
// takes a unsigned short value (2 bytes), converts to a fraction
// decimals: 0 = no division, 1=divide value by 10, 2=divide by 2, 10=divide value by 100
void _renderUShortValue(const char * prefix, const char * postfix, uint16_t value, uint8_t decimals = 1) {
static char buffer[200] = {0};
static char s[20] = {0};
strlcpy(buffer, " ", sizeof(buffer));
strlcat(buffer, prefix, sizeof(buffer));
strlcat(buffer, ": ", sizeof(buffer));
strlcat(buffer, _ushort_to_char(s, value, decimals), sizeof(buffer));
if (postfix != NULL) {
strlcat(buffer, " ", sizeof(buffer));
strlcat(buffer, postfix, sizeof(buffer));
}
myDebug(buffer);
}
// convert int (single byte) to text value
char * _int_to_char(char * s, uint8_t value, uint8_t div = 1) {
if (value == EMS_VALUE_INT_NOTSET) {
strlcpy(s, "?", sizeof(s));
return (s);
}
static char s2[5] = {0};
switch (div) {
case 1:
itoa(value, s, 10);
break;
case 2:
strlcpy(s, itoa(value >> 1, s2, 10), 5);
strlcat(s, ".", sizeof(s));
strlcat(s, ((value & 0x01) ? "5" : "0"), 5);
break;
case 10:
strlcpy(s, itoa(value / 10, s2, 10), 5);
strlcat(s, ".", sizeof(s));
strlcat(s, itoa(value % 10, s2, 10), 5);
break;
default:
itoa(value, s, 10);
break;
}
return s;
}
// takes an int value (1 byte), converts to a fraction
void _renderIntValue(const char * prefix, const char * postfix, uint8_t value, uint8_t div = 1) {
static char buffer[200] = {0};
static char s[20] = {0};
strlcpy(buffer, " ", sizeof(buffer));
strlcat(buffer, prefix, sizeof(buffer));
strlcat(buffer, ": ", sizeof(buffer));
strlcat(buffer, _int_to_char(s, value, div), sizeof(buffer));
if (postfix != NULL) {
strlcat(buffer, " ", sizeof(buffer));
strlcat(buffer, postfix, sizeof(buffer));
}
myDebug(buffer);
}
// takes a long value at prints it to debug log
void _renderLongValue(const char * prefix, const char * postfix, uint32_t value) {
static char buffer[200] = {0};
strlcpy(buffer, " ", sizeof(buffer));
strlcat(buffer, prefix, sizeof(buffer));
strlcat(buffer, ": ", sizeof(buffer));
if (value == EMS_VALUE_LONG_NOTSET) {
strlcat(buffer, "?", sizeof(buffer));
} else {
char s[20] = {0};
strlcat(buffer, ltoa(value, s, 10), sizeof(buffer));
}
if (postfix != NULL) {
strlcat(buffer, " ", sizeof(buffer));
strlcat(buffer, postfix, sizeof(buffer));
}
myDebug(buffer);
}
// takes a bool value at prints it to debug log
void _renderBoolValue(const char * prefix, uint8_t value) {
static char buffer[200] = {0};
static char s[20] = {0};
strlcpy(buffer, " ", sizeof(buffer));
strlcat(buffer, prefix, sizeof(buffer));
strlcat(buffer, ": ", sizeof(buffer));
strlcat(buffer, _bool_to_char(s, value), sizeof(buffer));
myDebug(buffer);
}
// Show command - display stats on an 's' command
void showInfo() {
// General stats from EMS bus
static char buffer_type[128] = {0};
myDebug_P(PSTR("%sEMS-ESP system stats:%s"), COLOR_BOLD_ON, COLOR_BOLD_OFF);
_EMS_SYS_LOGGING sysLog = ems_getLogging();
if (sysLog == EMS_SYS_LOGGING_BASIC) {
myDebug_P(PSTR(" System logging set to Basic"));
} else if (sysLog == EMS_SYS_LOGGING_VERBOSE) {
myDebug_P(PSTR(" System logging set to Verbose"));
} else if (sysLog == EMS_SYS_LOGGING_THERMOSTAT) {
myDebug_P(PSTR(" System logging set to Thermostat only"));
} else if (sysLog == EMS_SYS_LOGGING_SOLARMODULE) {
myDebug_P(PSTR(" System logging set to Solar Module only"));
} else {
myDebug_P(PSTR(" System logging set to None"));
}
myDebug_P(PSTR(" LED is %s, Listen mode is %s"), EMSESP_Status.led ? "on" : "off", EMSESP_Status.listen_mode ? "on" : "off");
if (EMSESP_Status.dallas_sensors > 0) {
myDebug_P(PSTR(" %d external temperature sensor%s found"), EMSESP_Status.dallas_sensors, (EMSESP_Status.dallas_sensors == 1) ? "" : "s");
}
myDebug_P(PSTR(" Boiler is %s, Thermostat is %s, Solar Module is %s, Shower Timer is %s, Shower Alert is %s"),
(ems_getBoilerEnabled() ? "enabled" : "disabled"),
(ems_getThermostatEnabled() ? "enabled" : "disabled"),
(ems_getSolarModuleEnabled() ? "enabled" : "disabled"),
((EMSESP_Status.shower_timer) ? "enabled" : "disabled"),
((EMSESP_Status.shower_alert) ? "enabled" : "disabled"));
myDebug_P(PSTR("\n%sEMS Bus stats:%s"), COLOR_BOLD_ON, COLOR_BOLD_OFF);
if (ems_getBusConnected()) {
myDebug_P(PSTR(" Bus is connected"));
myDebug_P(PSTR(" Rx: # successful read requests=%d, # CRC errors=%d"), EMS_Sys_Status.emsRxPgks, EMS_Sys_Status.emxCrcErr);
if (ems_getTxCapable()) {
char valuestr[8] = {0}; // for formatting floats
myDebug_P(PSTR(" Tx: Last poll=%s seconds ago, # successful write requests=%d"),
_float_to_char(valuestr, (ems_getPollFrequency() / (float)1000000), 3),
EMS_Sys_Status.emsTxPkgs);
} else {
myDebug_P(PSTR(" Tx: no signal"));
}
} else {
myDebug_P(PSTR(" No connection can be made to the EMS bus"));
}
myDebug_P(PSTR(""));
myDebug_P(PSTR("%sBoiler stats:%s"), COLOR_BOLD_ON, COLOR_BOLD_OFF);
// version details
myDebug_P(PSTR(" Boiler: %s"), ems_getBoilerDescription(buffer_type));
// active stats
if (ems_getBusConnected()) {
if (EMS_Boiler.tapwaterActive != EMS_VALUE_INT_NOTSET) {
myDebug_P(PSTR(" Hot tap water: %s"), EMS_Boiler.tapwaterActive ? "running" : "off");
}
if (EMS_Boiler.heatingActive != EMS_VALUE_INT_NOTSET) {
myDebug_P(PSTR(" Central heating: %s"), EMS_Boiler.heatingActive ? "active" : "off");
}
}
// UBAParameterWW
_renderBoolValue("Warm Water activated", EMS_Boiler.wWActivated);
_renderBoolValue("Warm Water circulation pump available", EMS_Boiler.wWCircPump);
if (EMS_Boiler.wWComfort == EMS_VALUE_UBAParameterWW_wwComfort_Hot) {
myDebug_P(PSTR(" Warm Water comfort setting: Hot"));
} else if (EMS_Boiler.wWComfort == EMS_VALUE_UBAParameterWW_wwComfort_Eco) {
myDebug_P(PSTR(" Warm Water comfort setting: Eco"));
} else if (EMS_Boiler.wWComfort == EMS_VALUE_UBAParameterWW_wwComfort_Intelligent) {
myDebug_P(PSTR(" Warm Water comfort setting: Intelligent"));
}
_renderIntValue("Warm Water selected temperature", "C", EMS_Boiler.wWSelTemp);
_renderIntValue("Warm Water desired temperature", "C", EMS_Boiler.wWDesiredTemp);
// UBAMonitorWWMessage
_renderUShortValue("Warm Water current temperature", "C", EMS_Boiler.wWCurTmp);
_renderIntValue("Warm Water current tap water flow", "l/min", EMS_Boiler.wWCurFlow, 10);
_renderLongValue("Warm Water # starts", "times", EMS_Boiler.wWStarts);
if (EMS_Boiler.wWWorkM != EMS_VALUE_LONG_NOTSET) {
myDebug_P(PSTR(" Warm Water active time: %d days %d hours %d minutes"),
EMS_Boiler.wWWorkM / 1440,
(EMS_Boiler.wWWorkM % 1440) / 60,
EMS_Boiler.wWWorkM % 60);
}
_renderBoolValue("Warm Water 3-way valve", EMS_Boiler.wWHeat);
// UBAMonitorFast
_renderIntValue("Selected flow temperature", "C", EMS_Boiler.selFlowTemp);
_renderUShortValue("Current flow temperature", "C", EMS_Boiler.curFlowTemp);
_renderUShortValue("Return temperature", "C", EMS_Boiler.retTemp);
_renderBoolValue("Gas", EMS_Boiler.burnGas);
_renderBoolValue("Boiler pump", EMS_Boiler.heatPmp);
_renderBoolValue("Fan", EMS_Boiler.fanWork);
_renderBoolValue("Ignition", EMS_Boiler.ignWork);
_renderBoolValue("Circulation pump", EMS_Boiler.wWCirc);
_renderIntValue("Burner selected max power", "%", EMS_Boiler.selBurnPow);
_renderIntValue("Burner current power", "%", EMS_Boiler.curBurnPow);
_renderShortValue("Flame current", "uA", EMS_Boiler.flameCurr);
_renderIntValue("System pressure", "bar", EMS_Boiler.sysPress, 10);
if (EMS_Boiler.serviceCode == EMS_VALUE_SHORT_NOTSET) {
myDebug_P(PSTR(" System service code: %s"), EMS_Boiler.serviceCodeChar);
} else {
myDebug_P(PSTR(" System service code: %s (%d)"), EMS_Boiler.serviceCodeChar, EMS_Boiler.serviceCode);
}
// UBAParametersMessage
_renderIntValue("Heating temperature setting on the boiler", "C", EMS_Boiler.heating_temp);
_renderIntValue("Boiler circuit pump modulation max power", "%", EMS_Boiler.pump_mod_max);
_renderIntValue("Boiler circuit pump modulation min power", "%", EMS_Boiler.pump_mod_min);
// UBAMonitorSlow
if (EMS_Boiler.extTemp != EMS_VALUE_SHORT_NOTSET) {
_renderShortValue("Outside temperature", "C", EMS_Boiler.extTemp);
}
_renderUShortValue("Boiler temperature", "C", EMS_Boiler.boilTemp);
_renderIntValue("Pump modulation", "%", EMS_Boiler.pumpMod);
_renderLongValue("Burner # starts", "times", EMS_Boiler.burnStarts);
if (EMS_Boiler.burnWorkMin != EMS_VALUE_LONG_NOTSET) {
myDebug_P(PSTR(" Total burner operating time: %d days %d hours %d minutes"),
EMS_Boiler.burnWorkMin / 1440,
(EMS_Boiler.burnWorkMin % 1440) / 60,
EMS_Boiler.burnWorkMin % 60);
}
if (EMS_Boiler.heatWorkMin != EMS_VALUE_LONG_NOTSET) {
myDebug_P(PSTR(" Total heat operating time: %d days %d hours %d minutes"),
EMS_Boiler.heatWorkMin / 1440,
(EMS_Boiler.heatWorkMin % 1440) / 60,
EMS_Boiler.heatWorkMin % 60);
}
if (EMS_Boiler.UBAuptime != EMS_VALUE_LONG_NOTSET) {
myDebug_P(PSTR(" Total UBA working time: %d days %d hours %d minutes"),
EMS_Boiler.UBAuptime / 1440,
(EMS_Boiler.UBAuptime % 1440) / 60,
EMS_Boiler.UBAuptime % 60);
}
// For SM10/SM100 Solar Module
if (ems_getSolarModuleEnabled()) {
myDebug_P(PSTR("")); // newline
myDebug_P(PSTR("%sSolar Module stats:%s"), COLOR_BOLD_ON, COLOR_BOLD_OFF);
myDebug_P(PSTR(" Solar Module: %s"), ems_getSolarModuleDescription(buffer_type));
_renderShortValue("Collector temperature", "C", EMS_SolarModule.collectorTemp);
_renderShortValue("Bottom temperature", "C", EMS_SolarModule.bottomTemp);
_renderIntValue("Pump modulation", "%", EMS_SolarModule.pumpModulation);
_renderBoolValue("Pump active", EMS_SolarModule.pump);
if (EMS_SolarModule.pumpWorkMin != EMS_VALUE_LONG_NOTSET) {
myDebug_P(PSTR(" Pump working time: %d days %d hours %d minutes"),
EMS_SolarModule.pumpWorkMin / 1440,
(EMS_SolarModule.pumpWorkMin % 1440) / 60,
EMS_SolarModule.pumpWorkMin % 60);
}
_renderUShortValue("Energy Last Hour", "Wh", EMS_SolarModule.EnergyLastHour, 1); // *10
_renderUShortValue("Energy Today", "Wh", EMS_SolarModule.EnergyToday, 0);
_renderUShortValue("Energy Total", "kWH", EMS_SolarModule.EnergyTotal, 1); // *10
}
// For HeatPumps
if (ems_getHeatPumpEnabled()) {
myDebug_P(PSTR("")); // newline
myDebug_P(PSTR("%sHeat Pump stats:%s"), COLOR_BOLD_ON, COLOR_BOLD_OFF);
myDebug_P(PSTR(" Solar Module: %s"), ems_getHeatPumpDescription(buffer_type));
_renderIntValue("Pump modulation", "%", EMS_HeatPump.HPModulation);
_renderIntValue("Pump speed", "%", EMS_HeatPump.HPSpeed);
}
// Thermostat stats
if (ems_getThermostatEnabled()) {
myDebug_P(PSTR("")); // newline
myDebug_P(PSTR("%sThermostat stats:%s"), COLOR_BOLD_ON, COLOR_BOLD_OFF);
myDebug_P(PSTR(" Thermostat: %s"), ems_getThermostatDescription(buffer_type));
// Render Current & Setpoint Room Temperature
if ((ems_getThermostatModel() == EMS_MODEL_EASY)) {
// Temperatures are *100
_renderShortValue("Set room temperature", "C", EMS_Thermostat.setpoint_roomTemp, 10); // *100
_renderShortValue("Current room temperature", "C", EMS_Thermostat.curr_roomTemp, 10); // *100
} else if ((ems_getThermostatModel() == EMS_MODEL_FR10) || (ems_getThermostatModel() == EMS_MODEL_FW100)) {
// Temperatures are *10
_renderShortValue("Set room temperature", "C", EMS_Thermostat.setpoint_roomTemp, 1); // *10
_renderShortValue("Current room temperature", "C", EMS_Thermostat.curr_roomTemp, 1); // *10
} else {
// because we store in 2 bytes short, when converting to a single byte we'll loose the negative value if its unset
_renderShortValue("Setpoint room temperature", "C", EMS_Thermostat.setpoint_roomTemp, 2); // convert to a single byte * 2
_renderShortValue("Current room temperature", "C", EMS_Thermostat.curr_roomTemp, 1); // is *10
}
// Render Day/Night/Holiday Temperature
if ((EMS_Thermostat.holidaytemp > 0) && (EMSESP_Status.heating_circuit == 2)) { // only if we are on a RC35 we show more info
_renderIntValue("Day temperature", "C", EMS_Thermostat.daytemp, 2); // convert to a single byte * 2
_renderIntValue("Night temperature", "C", EMS_Thermostat.nighttemp, 2); // convert to a single byte * 2
_renderIntValue("Vacation temperature", "C", EMS_Thermostat.holidaytemp, 2); // convert to a single byte * 2
}
// Render Thermostat Date & Time
myDebug_P(PSTR(" Thermostat time is %02d:%02d:%02d %d/%d/%d"),
EMS_Thermostat.hour,
EMS_Thermostat.minute,
EMS_Thermostat.second,
EMS_Thermostat.day,
EMS_Thermostat.month,
EMS_Thermostat.year + 2000);
// Render Termostat Mode
if (EMS_Thermostat.mode == 0) {
myDebug_P(PSTR(" Mode is set to low"));
} else if (EMS_Thermostat.mode == 1) {
myDebug_P(PSTR(" Mode is set to manual"));
} else if (EMS_Thermostat.mode == 2) {
myDebug_P(PSTR(" Mode is set to auto"));
} else {
myDebug_P(PSTR(" Mode is set to ?"));
}
}
// Dallas
if (EMSESP_Status.dallas_sensors != 0) {
myDebug_P(PSTR("")); // newline
char buffer[128] = {0};
char valuestr[8] = {0}; // for formatting temp
myDebug_P(PSTR("%sExternal temperature sensors:%s"), COLOR_BOLD_ON, COLOR_BOLD_OFF);
for (uint8_t i = 0; i < EMSESP_Status.dallas_sensors; i++) {
myDebug_P(PSTR(" Sensor #%d %s: %s C"), i + 1, ds18.getDeviceString(buffer, i), _float_to_char(valuestr, ds18.getValue(i)));
}
}
// show the Shower Info
if (EMSESP_Status.shower_timer) {
myDebug_P(PSTR("")); // newline
myDebug_P(PSTR("%sShower stats:%s"), COLOR_BOLD_ON, COLOR_BOLD_OFF);
myDebug_P(PSTR(" Shower is %s"), (EMSESP_Shower.showerOn ? "running" : "off"));
}
myDebug_P(PSTR("")); // newline
}
// send all dallas sensor values as a JSON package to MQTT
void publishSensorValues() {
// don't send if MQTT is connected
if (!myESP.isMQTTConnected()) {
return;
}
StaticJsonDocument<200> doc;
JsonObject sensors = doc.to<JsonObject>();
bool hasdata = false;
char label[8] = {0};
char valuestr[8] = {0}; // for formatting temp
// see if the sensor values have changed, if so send
for (uint8_t i = 0; i < EMSESP_Status.dallas_sensors; i++) {
double sensorValue = ds18.getValue(i);
if (sensorValue != DS18_DISCONNECTED && sensorValue != DS18_CRC_ERROR) {
sprintf(label, PAYLOAD_EXTERNAL_SENSORS, (i + 1));
sensors[label] = _float_to_char(valuestr, sensorValue);
hasdata = true;
}
}
if (hasdata) {
char data[200] = {0};
serializeJson(doc, data, sizeof(data));
myESP.mqttPublish(TOPIC_EXTERNAL_SENSORS, data);
}
}
// send values via MQTT
// a json object is created for the boiler and one for the thermostat
// CRC check is done to see if there are changes in the values since the last send to avoid too much wifi traffic
// a check is done against the previous values and if there are changes only then they are published. Unless force=true
void publishValues(bool force) {
// don't send if MQTT is connected
if (!myESP.isMQTTConnected()) {
return;
}
char s[20] = {0}; // for formatting strings
StaticJsonDocument<MQTT_MAX_SIZE> doc;
char data[MQTT_MAX_SIZE] = {0};
CRC32 crc;
uint32_t fchecksum;
static uint8_t last_boilerActive = 0xFF; // for remembering last setting of the tap water or heating on/off
static uint32_t previousBoilerPublishCRC = 0; // CRC check for boiler values
static uint32_t previousThermostatPublishCRC = 0; // CRC check for thermostat values
static uint32_t previousSMPublishCRC = 0; // CRC check for Solar Module values (e.g. SM10)
JsonObject rootBoiler = doc.to<JsonObject>();
if (EMS_Boiler.wWComfort == EMS_VALUE_UBAParameterWW_wwComfort_Hot) {
rootBoiler["wWComfort"] = "Hot";
} else if (EMS_Boiler.wWComfort == EMS_VALUE_UBAParameterWW_wwComfort_Eco) {
rootBoiler["wWComfort"] = "Eco";
} else if (EMS_Boiler.wWComfort == EMS_VALUE_UBAParameterWW_wwComfort_Intelligent) {
rootBoiler["wWComfort"] = "Intelligent";
}
if (EMS_Boiler.wWSelTemp != EMS_VALUE_INT_NOTSET)
rootBoiler["wWSelTemp"] = EMS_Boiler.wWSelTemp;
if (EMS_Boiler.selFlowTemp != EMS_VALUE_INT_NOTSET)
rootBoiler["selFlowTemp"] = EMS_Boiler.selFlowTemp;
if (EMS_Boiler.selBurnPow != EMS_VALUE_INT_NOTSET)
rootBoiler["selBurnPow"] = EMS_Boiler.selBurnPow;
if (EMS_Boiler.curBurnPow != EMS_VALUE_INT_NOTSET)
rootBoiler["curBurnPow"] = EMS_Boiler.curBurnPow;
if (EMS_Boiler.pumpMod != EMS_VALUE_INT_NOTSET)
rootBoiler["pumpMod"] = EMS_Boiler.pumpMod;
if (EMS_Boiler.extTemp != EMS_VALUE_SHORT_NOTSET)
rootBoiler["outdoorTemp"] = (double)EMS_Boiler.extTemp / 10;
if (EMS_Boiler.wWCurTmp != EMS_VALUE_USHORT_NOTSET)
rootBoiler["wWCurTmp"] = (double)EMS_Boiler.wWCurTmp / 10;
if (EMS_Boiler.wWCurFlow != EMS_VALUE_INT_NOTSET)
rootBoiler["wWCurFlow"] = (double)EMS_Boiler.wWCurFlow / 10;
if (EMS_Boiler.curFlowTemp != EMS_VALUE_USHORT_NOTSET)
rootBoiler["curFlowTemp"] = (double)EMS_Boiler.curFlowTemp / 10;
if (EMS_Boiler.retTemp != EMS_VALUE_USHORT_NOTSET)
rootBoiler["retTemp"] = (double)EMS_Boiler.retTemp / 10;
if (EMS_Boiler.sysPress != EMS_VALUE_INT_NOTSET)
rootBoiler["sysPress"] = (double)EMS_Boiler.sysPress / 10;
if (EMS_Boiler.boilTemp != EMS_VALUE_USHORT_NOTSET)
rootBoiler["boilTemp"] = (double)EMS_Boiler.boilTemp / 10;
if (EMS_Boiler.wWActivated != EMS_VALUE_INT_NOTSET)
rootBoiler["wWActivated"] = _bool_to_char(s, EMS_Boiler.wWActivated);
if (EMS_Boiler.burnGas != EMS_VALUE_INT_NOTSET)
rootBoiler["burnGas"] = _bool_to_char(s, EMS_Boiler.burnGas);
if (EMS_Boiler.heatPmp != EMS_VALUE_INT_NOTSET)
rootBoiler["heatPmp"] = _bool_to_char(s, EMS_Boiler.heatPmp);
if (EMS_Boiler.fanWork != EMS_VALUE_INT_NOTSET)
rootBoiler["fanWork"] = _bool_to_char(s, EMS_Boiler.fanWork);
if (EMS_Boiler.ignWork != EMS_VALUE_INT_NOTSET)
rootBoiler["ignWork"] = _bool_to_char(s, EMS_Boiler.ignWork);
if (EMS_Boiler.wWCirc != EMS_VALUE_INT_NOTSET)
rootBoiler["wWCirc"] = _bool_to_char(s, EMS_Boiler.wWCirc);
if (EMS_Boiler.wWHeat != EMS_VALUE_INT_NOTSET)
rootBoiler["wWHeat"] = _bool_to_char(s, EMS_Boiler.wWHeat);
rootBoiler["ServiceCode"] = EMS_Boiler.serviceCodeChar;
rootBoiler["ServiceCodeNumber"] = EMS_Boiler.serviceCode;
serializeJson(doc, data, sizeof(data));
// calculate hash and send values if something has changed, to save unnecessary wifi traffic
for (size_t i = 0; i < measureJson(doc) - 1; i++) {
crc.update(data[i]);
}
fchecksum = crc.finalize();
if ((previousBoilerPublishCRC != fchecksum) || force) {
previousBoilerPublishCRC = fchecksum;
myDebugLog("Publishing boiler data via MQTT");
// send values via MQTT
myESP.mqttPublish(TOPIC_BOILER_DATA, data);
}
// see if the heating or hot tap water has changed, if so send
// last_boilerActive stores heating in bit 1 and tap water in bit 2
if ((last_boilerActive != ((EMS_Boiler.tapwaterActive << 1) + EMS_Boiler.heatingActive)) || force) {
myDebugLog("Publishing hot water and heating states via MQTT");
myESP.mqttPublish(TOPIC_BOILER_TAPWATER_ACTIVE, EMS_Boiler.tapwaterActive == 1 ? "1" : "0");
myESP.mqttPublish(TOPIC_BOILER_HEATING_ACTIVE, EMS_Boiler.heatingActive == 1 ? "1" : "0");
last_boilerActive = ((EMS_Boiler.tapwaterActive << 1) + EMS_Boiler.heatingActive); // remember last state
}
// handle the thermostat values separately
// only send thermostat values if we actually have them
if (ems_getThermostatEnabled() && ((EMS_Thermostat.curr_roomTemp != EMS_VALUE_SHORT_NOTSET) && (EMS_Thermostat.setpoint_roomTemp != EMS_VALUE_SHORT_NOTSET))) {
// build new json object
doc.clear();
JsonObject rootThermostat = doc.to<JsonObject>();
rootThermostat[THERMOSTAT_HC] = _int_to_char(s, EMSESP_Status.heating_circuit);
// different logic depending on thermostat types
if ((ems_getThermostatModel() == EMS_MODEL_EASY) || (ems_getThermostatModel() == EMS_MODEL_FR10) || (ems_getThermostatModel() == EMS_MODEL_FW100)) {
if (EMS_Thermostat.setpoint_roomTemp != EMS_VALUE_SHORT_NOTSET)
rootThermostat[THERMOSTAT_SELTEMP] = (double)EMS_Thermostat.setpoint_roomTemp / 10;
if (EMS_Thermostat.curr_roomTemp != EMS_VALUE_SHORT_NOTSET)
rootThermostat[THERMOSTAT_CURRTEMP] = (double)EMS_Thermostat.curr_roomTemp / 10;
} else {
if (EMS_Thermostat.setpoint_roomTemp != EMS_VALUE_SHORT_NOTSET)
rootThermostat[THERMOSTAT_SELTEMP] = (double)EMS_Thermostat.setpoint_roomTemp / 2;
if (EMS_Thermostat.curr_roomTemp != EMS_VALUE_SHORT_NOTSET)
rootThermostat[THERMOSTAT_CURRTEMP] = (double)EMS_Thermostat.curr_roomTemp / 10;
if (EMS_Thermostat.daytemp != EMS_VALUE_INT_NOTSET)
rootThermostat[THERMOSTAT_DAYTEMP] = (double)EMS_Thermostat.daytemp / 2;
if (EMS_Thermostat.nighttemp != EMS_VALUE_INT_NOTSET)
rootThermostat[THERMOSTAT_NIGHTTEMP] = (double)EMS_Thermostat.nighttemp / 2;
if (EMS_Thermostat.holidaytemp != EMS_VALUE_INT_NOTSET)
rootThermostat[THERMOSTAT_HOLIDAYTEMP] = (double)EMS_Thermostat.holidaytemp / 2;
if (EMS_Thermostat.heatingtype != EMS_VALUE_INT_NOTSET)
rootThermostat[THERMOSTAT_HEATINGTYPE] = EMS_Thermostat.heatingtype;
if (EMS_Thermostat.circuitcalctemp != EMS_VALUE_INT_NOTSET)
rootThermostat[THERMOSTAT_CIRCUITCALCTEMP] = EMS_Thermostat.circuitcalctemp;
}
// RC20 has different mode settings
if (ems_getThermostatModel() == EMS_MODEL_RC20) {
if (EMS_Thermostat.mode == 0) {
rootThermostat[THERMOSTAT_MODE] = "low";
} else if (EMS_Thermostat.mode == 1) {
rootThermostat[THERMOSTAT_MODE] = "manual";
} else {
rootThermostat[THERMOSTAT_MODE] = "auto";
}
} else {
if (EMS_Thermostat.mode == 0) {
rootThermostat[THERMOSTAT_MODE] = "night";
} else if (EMS_Thermostat.mode == 1) {
rootThermostat[THERMOSTAT_MODE] = "day";
} else {
rootThermostat[THERMOSTAT_MODE] = "auto";
}
}
data[0] = '\0'; // reset data for next package
serializeJson(doc, data, sizeof(data));
// calculate new CRC
crc.reset();
for (size_t i = 0; i < measureJson(doc) - 1; i++) {
crc.update(data[i]);
}
fchecksum = crc.finalize();
if ((previousThermostatPublishCRC != fchecksum) || force) {
previousThermostatPublishCRC = fchecksum;
myDebugLog("Publishing thermostat data via MQTT");
// send values via MQTT
myESP.mqttPublish(TOPIC_THERMOSTAT_DATA, data);
}
}
// For SM10 and SM100 Solar Modules
if (ems_getSolarModuleEnabled()) {
// build new json object
doc.clear();
JsonObject rootSM = doc.to<JsonObject>();
if (EMS_SolarModule.collectorTemp != EMS_VALUE_SHORT_NOTSET)
rootSM[SM_COLLECTORTEMP] = (double)EMS_SolarModule.collectorTemp / 10;
if (EMS_SolarModule.bottomTemp != EMS_VALUE_SHORT_NOTSET)
rootSM[SM_BOTTOMTEMP] = (double)EMS_SolarModule.bottomTemp / 10;
if (EMS_SolarModule.pumpModulation != EMS_VALUE_INT_NOTSET)
rootSM[SM_PUMPMODULATION] = EMS_SolarModule.pumpModulation;
if (EMS_SolarModule.pump != EMS_VALUE_INT_NOTSET) {
rootSM[SM_PUMP] = _bool_to_char(s, EMS_SolarModule.pump);
}
if (EMS_SolarModule.pumpWorkMin != EMS_VALUE_LONG_NOTSET) {
rootSM[SM_PUMPWORKMIN] = (double)EMS_SolarModule.pumpWorkMin;
}
if (EMS_SolarModule.EnergyLastHour != EMS_VALUE_USHORT_NOTSET)
rootSM[SM_ENERGYLASTHOUR] = (double)EMS_SolarModule.EnergyLastHour / 10;
if (EMS_SolarModule.EnergyToday != EMS_VALUE_USHORT_NOTSET)
rootSM[SM_ENERGYTODAY] = EMS_SolarModule.EnergyToday;
if (EMS_SolarModule.EnergyTotal != EMS_VALUE_USHORT_NOTSET)
rootSM[SM_ENERGYTOTAL] = (double)EMS_SolarModule.EnergyTotal / 10;
data[0] = '\0'; // reset data for next package
serializeJson(doc, data, sizeof(data));
// calculate new CRC
crc.reset();
for (size_t i = 0; i < measureJson(doc) - 1; i++) {
crc.update(data[i]);
}
fchecksum = crc.finalize();
if ((previousSMPublishCRC != fchecksum) || force) {
previousSMPublishCRC = fchecksum;
myDebugLog("Publishing SM data via MQTT");
// send values via MQTT
myESP.mqttPublish(TOPIC_SM_DATA, data);
}
}
// handle HeatPump
if (ems_getHeatPumpEnabled()) {
// build new json object
doc.clear();
JsonObject rootSM = doc.to<JsonObject>();
if (EMS_HeatPump.HPModulation != EMS_VALUE_INT_NOTSET)
rootSM[HP_PUMPMODULATION] = EMS_HeatPump.HPModulation;
if (EMS_HeatPump.HPSpeed != EMS_VALUE_INT_NOTSET)
rootSM[HP_PUMPSPEED] = EMS_HeatPump.HPSpeed;
data[0] = '\0'; // reset data for next package
serializeJson(doc, data, sizeof(data));
myDebugLog("Publishing HeatPump data via MQTT");
// send values via MQTT
myESP.mqttPublish(TOPIC_HP_DATA, data);
}
}
// sets the shower timer on/off
void set_showerTimer() {
if (ems_getLogging() != EMS_SYS_LOGGING_NONE) {
myDebug_P(PSTR("Shower timer has been set to %s"), EMSESP_Status.shower_timer ? "enabled" : "disabled");
}
}
// sets the shower alert on/off
void set_showerAlert() {
if (ems_getLogging() != EMS_SYS_LOGGING_NONE) {
myDebug_P(PSTR("Shower alert has been set to %s"), EMSESP_Status.shower_alert ? "enabled" : "disabled");
}
}
// used to read the next string from an input buffer and convert to an 8 bit int
uint8_t _readIntNumber() {
char * numTextPtr = strtok(NULL, ", \n");
if (numTextPtr == nullptr) {
return 0;
}
return atoi(numTextPtr);
}
// used to read the next string from an input buffer and convert to a double
float _readFloatNumber() {
char * numTextPtr = strtok(NULL, ", \n");
if (numTextPtr == nullptr) {
return 0;
}
return atof(numTextPtr);
}
// used to read the next string from an input buffer as a hex value and convert to an 8 bit int
uint8_t _readHexNumber() {
char * numTextPtr = strtok(NULL, ", \n");
if (numTextPtr == nullptr) {
return 0;
}
return (uint8_t)strtol(numTextPtr, 0, 16);
}
// used to read the next string from an input buffer
char * _readWord() {
char * word = strtok(NULL, ", \n");
return word;
}
// publish external dallas sensor temperature values to MQTT
void do_publishSensorValues() {
if (EMSESP_Status.dallas_sensors != 0) {
publishSensorValues();
}
}
// call PublishValues without forcing, so using CRC to see if we really need to publish
void do_publishValues() {
// don't publish if we're not connected to the EMS bus
if ((ems_getBusConnected()) && myESP.isMQTTConnected() && EMSESP_Status.publish_time != 0) {
publishValues(true); // force publish
}
}
// callback to light up the LED, called via Ticker every second
// when ESP is booting up, ignore this as the LED is being used for something else
void do_ledcheck() {
if ((EMSESP_Status.led) && (myESP.getSystemBootStatus() == MYESP_BOOTSTATUS_BOOTED)) {
if (ems_getBusConnected()) {
digitalWrite(EMSESP_Status.led_gpio, (EMSESP_Status.led_gpio == LED_BUILTIN) ? LOW : HIGH); // light on. For onboard LED high=off
} else {
int state = digitalRead(EMSESP_Status.led_gpio);
digitalWrite(EMSESP_Status.led_gpio, !state);
}
}
}
// Thermostat scan
void do_scanThermostat() {
if (ems_getBusConnected()) {
myDebug_P(PSTR("> Scanning thermostat message type #0x%02X..."), scanThermostat_count);
ems_doReadCommand(scanThermostat_count, EMS_Thermostat.device_id);
scanThermostat_count++;
}
}
// do a system health check every now and then to see if we all connections
void do_systemCheck() {
if (!ems_getBusConnected()) {
myDebug_P(PSTR("Error! Unable to read the EMS bus."));
}
}
// force calls to get data from EMS for the types that aren't sent as broadcasts
// only if we have a EMS connection
void do_regularUpdates() {
if (ems_getBusConnected()) {
myDebugLog("Requesting scheduled EMS device data");
ems_getThermostatValues();
ems_getBoilerValues();
ems_getSolarModuleValues();
}
}
// stop devices scan and restart all other timers
void stopDeviceScan() {
publishValuesTimer.attach(EMSESP_Status.publish_time, do_publishValues); // post MQTT EMS values
publishSensorValuesTimer.attach(EMSESP_Status.publish_time, do_publishSensorValues); // post MQTT sensor values
regularUpdatesTimer.attach(REGULARUPDATES_TIME, do_regularUpdates); // regular reads from the EMS
systemCheckTimer.attach(SYSTEMCHECK_TIME, do_systemCheck); // check if Boiler is online
scanThermostat_count = 0;
scanThermostat.detach();
}
// EMS device scan
void do_scanDevices() {
if (scanDevices_count == 0) {
// we're at the finish line
myDebug_P(PSTR("Finished the deep EMS device scan."));
stopDeviceScan();
ems_printDevices();
ems_setLogging(EMS_SYS_LOGGING_NONE);
return;
}
if (ems_getBusConnected()) {
ems_doReadCommand(EMS_TYPE_Version, scanDevices_count++); // ask for version
}
}
// initiate a force scan by sending a version command to all type ids
void startDeviceScan() {
publishValuesTimer.detach();
systemCheckTimer.detach();
regularUpdatesTimer.detach();
publishSensorValuesTimer.detach();
scanDevices_count = 1; // starts at 1
ems_clearDeviceList(); // empty the current list
ems_setLogging(EMS_SYS_LOGGING_NONE);
myDebug_P(PSTR("Starting a deep EMS device scan. This can take up to 2 minutes. Please wait..."));
scanThermostat.attach_ms(SCANDEVICES_TIME, do_scanDevices);
}
// initiate a force scan by sending type read requests from 0 to FF to the thermostat
// used to analyze responses for debugging
void startThermostatScan(uint8_t start) {
ems_setLogging(EMS_SYS_LOGGING_THERMOSTAT);
publishValuesTimer.detach();
systemCheckTimer.detach();
regularUpdatesTimer.detach();
scanThermostat_count = start;
myDebug_P(PSTR("Starting a deep message scan on thermostat"));
scanThermostat.attach(SCANTHERMOSTAT_TIME, do_scanThermostat);
}
// turn back on the hot water for the shower
void _showerColdShotStop() {
if (EMSESP_Shower.doingColdShot) {
myDebugLog("[Shower] finished shot of cold. hot water back on");
ems_setWarmTapWaterActivated(true);
EMSESP_Shower.doingColdShot = false;
showerColdShotStopTimer.detach(); // disable the timer
}
}
// turn off hot water to send a shot of cold
void _showerColdShotStart() {
if (EMSESP_Status.shower_alert) {
myDebugLog("[Shower] doing a shot of cold water");
ems_setWarmTapWaterActivated(false);
EMSESP_Shower.doingColdShot = true;
// start the timer for n seconds which will reset the water back to hot
showerColdShotStopTimer.attach(SHOWER_COLDSHOT_DURATION, _showerColdShotStop);
}
}
// run tests to validate handling of telegrams by injecting fake telegrams
void runUnitTest(uint8_t test_num) {
ems_setLogging(EMS_SYS_LOGGING_VERBOSE);
publishValuesTimer.detach();
systemCheckTimer.detach();
regularUpdatesTimer.detach();
// EMSESP_Status.listen_mode = true; // temporary go into listen mode to disable Tx
ems_testTelegram(test_num);
}
// callback for loading/saving settings to the file system (SPIFFS)
bool FSCallback(MYESP_FSACTION action, const JsonObject json) {
if (action == MYESP_FSACTION_LOAD) {
EMSESP_Status.led = json["led"];
EMSESP_Status.led_gpio = json["led_gpio"] | EMSESP_LED_GPIO;
EMSESP_Status.dallas_gpio = json["dallas_gpio"] | EMSESP_DALLAS_GPIO;
EMSESP_Status.dallas_parasite = json["dallas_parasite"] | EMSESP_DALLAS_PARASITE;
EMS_Thermostat.device_id = json["thermostat_type"] | EMSESP_THERMOSTAT_TYPE;
EMS_Boiler.device_id = json["boiler_type"] | EMSESP_BOILER_TYPE;
EMSESP_Status.shower_timer = json["shower_timer"];
EMSESP_Status.shower_alert = json["shower_alert"];
EMSESP_Status.publish_time = json["publish_time"] | DEFAULT_PUBLISHTIME;
ems_setTxMode(json["tx_mode"]);
EMSESP_Status.listen_mode = json["listen_mode"];
ems_setTxDisabled(EMSESP_Status.listen_mode);
EMSESP_Status.heating_circuit = json["heating_circuit"] | DEFAULT_HEATINGCIRCUIT;
ems_setThermostatHC(EMSESP_Status.heating_circuit);
return true; // return false if some settings are missing and we need to rebuild the file
}
if (action == MYESP_FSACTION_SAVE) {
json["thermostat_type"] = EMS_Thermostat.device_id;
json["boiler_type"] = EMS_Boiler.device_id;
json["led"] = EMSESP_Status.led;
json["led_gpio"] = EMSESP_Status.led_gpio;
json["dallas_gpio"] = EMSESP_Status.dallas_gpio;
json["dallas_parasite"] = EMSESP_Status.dallas_parasite;
json["listen_mode"] = EMSESP_Status.listen_mode;
json["shower_timer"] = EMSESP_Status.shower_timer;
json["shower_alert"] = EMSESP_Status.shower_alert;
json["publish_time"] = EMSESP_Status.publish_time;
json["heating_circuit"] = EMSESP_Status.heating_circuit;
json["tx_mode"] = ems_getTxMode();
return true;
}
return false;
}
// callback for custom settings when showing Stored Settings with the 'set' command
// wc is number of arguments after the 'set' command
// returns true if the setting was recognized and changed and should be saved back to SPIFFs
bool SettingsCallback(MYESP_FSACTION action, uint8_t wc, const char * setting, const char * value) {
bool ok = false;
if (action == MYESP_FSACTION_SET) {
// led
if ((strcmp(setting, "led") == 0) && (wc == 2)) {
if (strcmp(value, "on") == 0) {
EMSESP_Status.led = true;
ok = true;
} else if (strcmp(value, "off") == 0) {
EMSESP_Status.led = false;
ok = true;
// let's make sure LED is really off - For onboard high=off
digitalWrite(EMSESP_Status.led_gpio, (EMSESP_Status.led_gpio == LED_BUILTIN) ? HIGH : LOW);
} else {
myDebug_P(PSTR("Error. Usage: set led <on | off>"));
}
}
// test mode
if ((strcmp(setting, "listen_mode") == 0) && (wc == 2)) {
if (strcmp(value, "on") == 0) {
EMSESP_Status.listen_mode = true;
ok = true;
myDebug_P(PSTR("* in listen mode. All Tx is disabled."));
ems_setTxDisabled(true);
} else if (strcmp(value, "off") == 0) {
EMSESP_Status.listen_mode = false;
ok = true;
ems_setTxDisabled(false);
myDebug_P(PSTR("* out of listen mode. Tx is now enabled."));
} else {
myDebug_P(PSTR("Error. Usage: set listen_mode <on | off>"));
}
}
// led_gpio
if ((strcmp(setting, "led_gpio") == 0) && (wc == 2)) {
EMSESP_Status.led_gpio = atoi(value);
// reset pin
pinMode(EMSESP_Status.led_gpio, OUTPUT);
digitalWrite(EMSESP_Status.led_gpio, (EMSESP_Status.led_gpio == LED_BUILTIN) ? HIGH : LOW); // light off. For onboard high=off
ok = true;
}
// dallas_gpio
if ((strcmp(setting, "dallas_gpio") == 0) && (wc == 2)) {
EMSESP_Status.dallas_gpio = atoi(value);
ok = true;
}
// dallas_parasite
if ((strcmp(setting, "dallas_parasite") == 0) && (wc == 2)) {
if (strcmp(value, "on") == 0) {
EMSESP_Status.dallas_parasite = true;
ok = true;
} else if (strcmp(value, "off") == 0) {
EMSESP_Status.dallas_parasite = false;
ok = true;
} else {
myDebug_P(PSTR("Error. Usage: set dallas_parasite <on | off>"));
}
}
// thermostat_type
if (strcmp(setting, "thermostat_type") == 0) {
EMS_Thermostat.device_id = ((wc == 2) ? (uint8_t)strtol(value, 0, 16) : EMS_ID_NONE);
ok = true;
}
// boiler_type
if (strcmp(setting, "boiler_type") == 0) {
EMS_Boiler.device_id = ((wc == 2) ? (uint8_t)strtol(value, 0, 16) : EMS_ID_NONE);
ok = true;
}
// shower timer
if ((strcmp(setting, "shower_timer") == 0) && (wc == 2)) {
if (strcmp(value, "on") == 0) {
EMSESP_Status.shower_timer = true;
ok = true;
} else if (strcmp(value, "off") == 0) {
EMSESP_Status.shower_timer = false;
ok = true;
} else {
myDebug_P(PSTR("Error. Usage: set shower_timer <on | off>"));
}
}
// shower alert
if ((strcmp(setting, "shower_alert") == 0) && (wc == 2)) {
if (strcmp(value, "on") == 0) {
EMSESP_Status.shower_alert = true;
ok = true;
} else if (strcmp(value, "off") == 0) {
EMSESP_Status.shower_alert = false;
ok = true;
} else {
myDebug_P(PSTR("Error. Usage: set shower_alert <on | off>"));
}
}
// publish_time
if ((strcmp(setting, "publish_time") == 0) && (wc == 2)) {
EMSESP_Status.publish_time = atoi(value);
ok = true;
}
// heating_circuit
if ((strcmp(setting, "heating_circuit") == 0) && (wc == 2)) {
uint8_t hc = atoi(value);
if ((hc >= 1) && (hc <= 2)) {
EMSESP_Status.heating_circuit = hc;
ems_setThermostatHC(hc);
ok = true;
} else {
myDebug_P(PSTR("Error. Usage: set heating_circuit <1 | 2>"));
}
}
// tx delay/ tx mode
if (((strcmp(setting, "tx_mode") == 0) || (strcmp(setting, "tx_delay") == 0)) && (wc == 2)) {
ems_setTxMode(atoi(value));
ok = true;
}
}
if (action == MYESP_FSACTION_LIST) {
myDebug_P(PSTR(" led=%s"), EMSESP_Status.led ? "on" : "off");
myDebug_P(PSTR(" led_gpio=%d"), EMSESP_Status.led_gpio);
myDebug_P(PSTR(" dallas_gpio=%d"), EMSESP_Status.dallas_gpio);
myDebug_P(PSTR(" dallas_parasite=%s"), EMSESP_Status.dallas_parasite ? "on" : "off");
if (EMS_Thermostat.device_id == EMS_ID_NONE) {
myDebug_P(PSTR(" thermostat_type=<not set>"));
} else {
myDebug_P(PSTR(" thermostat_type=%02X"), EMS_Thermostat.device_id);
}
myDebug_P(PSTR(" heating_circuit=%d"), EMSESP_Status.heating_circuit);
if (EMS_Boiler.device_id == EMS_ID_NONE) {
myDebug_P(PSTR(" boiler_type=<not set>"));
} else {
myDebug_P(PSTR(" boiler_type=%02X"), EMS_Boiler.device_id);
}
myDebug_P(PSTR(" listen_mode=%s"), EMSESP_Status.listen_mode ? "on" : "off");
myDebug_P(PSTR(" shower_timer=%s"), EMSESP_Status.shower_timer ? "on" : "off");
myDebug_P(PSTR(" shower_alert=%s"), EMSESP_Status.shower_alert ? "on" : "off");
myDebug_P(PSTR(" publish_time=%d"), EMSESP_Status.publish_time);
myDebug_P(PSTR(" tx_mode=%d"), ems_getTxMode());
}
return ok;
}
// call back when a telnet client connects or disconnects
// we set the logging here
void TelnetCallback(uint8_t event) {
if (event == TELNET_EVENT_CONNECT) {
ems_setLogging(EMS_SYS_LOGGING_DEFAULT);
} else if (event == TELNET_EVENT_DISCONNECT) {
ems_setLogging(EMS_SYS_LOGGING_NONE);
}
}
// extra commands options for telnet debug window
// wc is the word count, i.e. number of arguments. Everything is in lower case.
void TelnetCommandCallback(uint8_t wc, const char * commandLine) {
bool ok = false;
// get first command argument
char * first_cmd = strtok((char *)commandLine, ", \n");
if (strcmp(first_cmd, "info") == 0) {
showInfo();
ok = true;
}
if (strcmp(first_cmd, "publish") == 0) {
publishValues(true);
ok = true;
}
if (strcmp(first_cmd, "refresh") == 0) {
myDebug_P(PSTR("Fetching data from EMS devices..."));
do_regularUpdates();
ok = true;
}
if (strcmp(first_cmd, "devices") == 0) {
ems_printAllDevices();
ok = true;
}
if (strcmp(first_cmd, "queue") == 0) {
ems_printTxQueue();
ok = true;
}
if (strcmp(first_cmd, "autodetect") == 0) {
if (wc == 2) {
char * second_cmd = _readWord();
if (strcmp(second_cmd, "deep") == 0) {
startDeviceScan();
ok = true;
}
} else {
ems_scanDevices();
ok = true;
}
}
if (strcmp(first_cmd, "startup") == 0) {
ems_startupTelegrams();
ok = true;
}
// shower settings
if ((strcmp(first_cmd, "shower") == 0) && (wc == 2)) {
char * second_cmd = _readWord();
if (strcmp(second_cmd, "timer") == 0) {
EMSESP_Status.shower_timer = !EMSESP_Status.shower_timer;
myESP.mqttPublish(TOPIC_SHOWER_TIMER, EMSESP_Status.shower_timer ? "1" : "0");
ok = true;
} else if (strcmp(second_cmd, "alert") == 0) {
EMSESP_Status.shower_alert = !EMSESP_Status.shower_alert;
myESP.mqttPublish(TOPIC_SHOWER_ALERT, EMSESP_Status.shower_alert ? "1" : "0");
ok = true;
}
}
// logging
if ((strcmp(first_cmd, "log") == 0) && (wc == 2)) {
char * second_cmd = _readWord();
if (strcmp(second_cmd, "v") == 0) {
ems_setLogging(EMS_SYS_LOGGING_VERBOSE);
ok = true;
} else if (strcmp(second_cmd, "b") == 0) {
ems_setLogging(EMS_SYS_LOGGING_BASIC);
ok = true;
} else if (strcmp(second_cmd, "t") == 0) {
ems_setLogging(EMS_SYS_LOGGING_THERMOSTAT);
ok = true;
} else if (strcmp(second_cmd, "s") == 0) {
ems_setLogging(EMS_SYS_LOGGING_SOLARMODULE);
ok = true;
} else if (strcmp(second_cmd, "r") == 0) {
ems_setLogging(EMS_SYS_LOGGING_RAW);
ok = true;
} else if (strcmp(second_cmd, "n") == 0) {
ems_setLogging(EMS_SYS_LOGGING_NONE);
ok = true;
}
}
// thermostat commands
if ((strcmp(first_cmd, "thermostat") == 0) && (wc == 3)) {
char * second_cmd = _readWord();
if (strcmp(second_cmd, "temp") == 0) {
ems_setThermostatTemp(_readFloatNumber());
ok = true;
} else if (strcmp(second_cmd, "mode") == 0) {
ems_setThermostatMode(_readIntNumber());
ok = true;
} else if (strcmp(second_cmd, "read") == 0) {
ems_doReadCommand(_readHexNumber(), EMS_Thermostat.device_id);
ok = true;
} else if (strcmp(second_cmd, "scan") == 0) {
startThermostatScan(_readIntNumber());
ok = true;
}
}
// boiler commands
if ((strcmp(first_cmd, "boiler") == 0) && (wc == 3)) {
char * second_cmd = _readWord();
if (strcmp(second_cmd, "wwtemp") == 0) {
ems_setWarmWaterTemp(_readIntNumber());
ok = true;
} else if (strcmp(second_cmd, "comfort") == 0) {
char * third_cmd = _readWord();
if (strcmp(third_cmd, "hot") == 0) {
ems_setWarmWaterModeComfort(1);
ok = true;
} else if (strcmp(third_cmd, "eco") == 0) {
ems_setWarmWaterModeComfort(2);
ok = true;
} else if (strcmp(third_cmd, "intelligent") == 0) {
ems_setWarmWaterModeComfort(3);
ok = true;
}
} else if (strcmp(second_cmd, "read") == 0) {
ems_doReadCommand(_readHexNumber(), EMS_Boiler.device_id);
ok = true;
} else if (strcmp(second_cmd, "tapwater") == 0) {
char * third_cmd = _readWord();
if (strcmp(third_cmd, "on") == 0) {
ems_setWarmTapWaterActivated(true);
ok = true;
} else if (strcmp(third_cmd, "off") == 0) {
ems_setWarmTapWaterActivated(false);
ok = true;
}
} else if (strcmp(second_cmd, "flowtemp") == 0) {
ems_setFlowTemp(_readIntNumber());
ok = true;
}
}
// send raw
if (strcmp(first_cmd, "send") == 0) {
ems_sendRawTelegram((char *)&commandLine[5]);
ok = true;
}
// test commands
if ((strcmp(first_cmd, "test") == 0) && (wc == 2)) {
runUnitTest(_readIntNumber());
ok = true;
}
// check for invalid command
if (!ok) {
myDebug_P(PSTR("Unknown command. Use ? for help."));
}
}
// OTA callback when the OTA process starts
// so we can disable the EMS to avoid any noise
void OTACallback_pre() {
emsuart_stop();
}
// OTA callback when the OTA process finishes
// so we can re-enable the UART
void OTACallback_post() {
emsuart_start();
}
// MQTT Callback to handle incoming/outgoing changes
void MQTTCallback(unsigned int type, const char * topic, const char * message) {
// we're connected. lets subscribe to some topics
if (type == MQTT_CONNECT_EVENT) {
myESP.mqttSubscribe(TOPIC_THERMOSTAT_CMD_TEMP);
myESP.mqttSubscribe(TOPIC_THERMOSTAT_CMD_MODE);
myESP.mqttSubscribe(TOPIC_BOILER_WWACTIVATED);
myESP.mqttSubscribe(TOPIC_BOILER_CMD_WWTEMP);
myESP.mqttSubscribe(TOPIC_BOILER_CMD_COMFORT);
myESP.mqttSubscribe(TOPIC_SHOWER_TIMER);
myESP.mqttSubscribe(TOPIC_SHOWER_ALERT);
myESP.mqttSubscribe(TOPIC_SHOWER_COLDSHOT);
myESP.mqttSubscribe(TOPIC_THERMOSTAT_CMD_HC);
myESP.mqttSubscribe(TOPIC_THERMOSTAT_CMD_DAYTEMP);
myESP.mqttSubscribe(TOPIC_THERMOSTAT_CMD_NIGHTTEMP);
myESP.mqttSubscribe(TOPIC_THERMOSTAT_CMD_HOLIDAYTEMP);
// publish the status of the Shower parameters
myESP.mqttPublish(TOPIC_SHOWER_TIMER, EMSESP_Status.shower_timer ? "1" : "0");
myESP.mqttPublish(TOPIC_SHOWER_ALERT, EMSESP_Status.shower_alert ? "1" : "0");
}
// handle incoming MQTT publish events
if (type == MQTT_MESSAGE_EVENT) {
// thermostat temp changes
if (strcmp(topic, TOPIC_THERMOSTAT_CMD_TEMP) == 0) {
float f = strtof((char *)message, 0);
char s[10] = {0};
myDebug_P(PSTR("MQTT topic: thermostat temperature value %s"), _float_to_char(s, f));
ems_setThermostatTemp(f);
publishValues(true); // publish back immediately, can't remember why I do this?!
}
// thermostat mode changes
if (strcmp(topic, TOPIC_THERMOSTAT_CMD_MODE) == 0) {
myDebug_P(PSTR("MQTT topic: thermostat mode value %s"), message);
if (strcmp((char *)message, "auto") == 0) {
ems_setThermostatMode(2);
} else if (strcmp((char *)message, "day") == 0 || strcmp((char *)message, "manual") == 0) {
ems_setThermostatMode(1);
} else if (strcmp((char *)message, "night") == 0 || strcmp((char *)message, "off") == 0) {
ems_setThermostatMode(0);
}
}
// thermostat heating circuit change
if (strcmp(topic, TOPIC_THERMOSTAT_CMD_HC) == 0) {
myDebug_P(PSTR("MQTT topic: thermostat heating circuit value %s"), message);
uint8_t hc = atoi((char *)message);
if ((hc >= 1) && (hc <= 2)) {
EMSESP_Status.heating_circuit = hc;
ems_setThermostatHC(hc);
}
}
// set night temp value
if (strcmp(topic, TOPIC_THERMOSTAT_CMD_NIGHTTEMP) == 0) {
float f = strtof((char *)message, 0);
char s[10] = {0};
myDebug_P(PSTR("MQTT topic: new thermostat night temperature value %s"), _float_to_char(s, f));
ems_setThermostatTemp(f, 1);
}
// set daytemp value
if (strcmp(topic, TOPIC_THERMOSTAT_CMD_DAYTEMP) == 0) {
float f = strtof((char *)message, 0);
char s[10] = {0};
myDebug_P(PSTR("MQTT topic: new thermostat day temperature value %s"), _float_to_char(s, f));
ems_setThermostatTemp(f, 2);
}
// set holiday value
if (strcmp(topic, TOPIC_THERMOSTAT_CMD_HOLIDAYTEMP) == 0) {
float f = strtof((char *)message, 0);
char s[10] = {0};
myDebug_P(PSTR("MQTT topic: new thermostat holiday temperature value %s"), _float_to_char(s, f));
ems_setThermostatTemp(f, 3);
}
// wwActivated
if (strcmp(topic, TOPIC_BOILER_WWACTIVATED) == 0) {
if (message[0] == '1' || strcmp(message, "on") == 0) {
ems_setWarmWaterActivated(true);
} else if (message[0] == '0' || strcmp(message, "off") == 0) {
ems_setWarmWaterActivated(false);
}
}
// boiler wwtemp changes
if (strcmp(topic, TOPIC_BOILER_CMD_WWTEMP) == 0) {
uint8_t t = atoi((char *)message);
myDebug_P(PSTR("MQTT topic: boiler warm water temperature value %d"), t);
ems_setWarmWaterTemp(t);
publishValues(true); // publish back immediately, can't remember why I do this?!
}
// boiler ww comfort setting
if (strcmp(topic, TOPIC_BOILER_CMD_COMFORT) == 0) {
myDebug_P(PSTR("MQTT topic: boiler warm water comfort value is %s"), message);
if (strcmp((char *)message, "hot") == 0) {
ems_setWarmWaterModeComfort(1);
} else if (strcmp((char *)message, "comfort") == 0) {
ems_setWarmWaterModeComfort(2);
} else if (strcmp((char *)message, "intelligent") == 0) {
ems_setWarmWaterModeComfort(3);
}
}
// shower timer
if (strcmp(topic, TOPIC_SHOWER_TIMER) == 0) {
if (message[0] == '1') {
EMSESP_Status.shower_timer = true;
} else if (message[0] == '0') {
EMSESP_Status.shower_timer = false;
}
set_showerTimer();
}
// shower alert
if (strcmp(topic, TOPIC_SHOWER_ALERT) == 0) {
if (message[0] == '1') {
EMSESP_Status.shower_alert = true;
} else if (message[0] == '0') {
EMSESP_Status.shower_alert = false;
}
set_showerAlert();
}
// shower cold shot
if (strcmp(topic, TOPIC_SHOWER_COLDSHOT) == 0) {
_showerColdShotStart();
}
}
}
// web information for diagnostics
void WebCallback(char * body) {
strlcpy(body, "<b>EMS stats:</b><br>", MYESP_MAXCHARBUFFER);
if (ems_getBusConnected()) {
char s[10];
strlcat(body, "EMS Bus is connected<br>", MYESP_MAXCHARBUFFER);
strlcat(body, "Rx: # successful read requests=", MYESP_MAXCHARBUFFER);
strlcat(body, itoa(EMS_Sys_Status.emsRxPgks, s, 10), MYESP_MAXCHARBUFFER);
strlcat(body, ", # CRC errors=", MYESP_MAXCHARBUFFER);
strlcat(body, itoa(EMS_Sys_Status.emxCrcErr, s, 10), MYESP_MAXCHARBUFFER);
if (ems_getTxCapable()) {
strlcat(body, "<br>Tx: # successful write requests=", MYESP_MAXCHARBUFFER);
strlcat(body, itoa(EMS_Sys_Status.emsTxPkgs, s, 10), MYESP_MAXCHARBUFFER);
} else {
strlcat(body, "<br>Tx: no signal<br><br>", MYESP_MAXCHARBUFFER);
}
// show device list
strlcpy(body, "<b>EMS devices found:</b><br>", MYESP_MAXCHARBUFFER);
char buffer[MYESP_MAXCHARBUFFER] = {0};
uint8_t num_devices = ems_printDevices_s(buffer, MYESP_MAXCHARBUFFER);
if (num_devices == 0) {
strlcat(body, "(any detected and compatible EMS devices will show up here)", MYESP_MAXCHARBUFFER);
} else {
strlcat(body, buffer, MYESP_MAXCHARBUFFER);
}
} else {
strlcat(body, "Unable to establish a connection to the EMS Bus.", MYESP_MAXCHARBUFFER);
}
}
// Init callback, which is used to set functions and call methods after a wifi connection has been established
void WIFICallback() {
// This is where we enable the UART service to scan the incoming serial Tx/Rx bus signals
// This is done after we have a WiFi signal to avoid any resource conflicts
if (myESP.getUseSerial()) {
myDebug_P(PSTR("Warning! EMS bus communication disabled when Serial mode enabled. Use 'set serial off' to start communication."));
} else {
emsuart_init();
myDebug_P(PSTR("[UART] Opened Rx/Tx connection"));
if (!EMSESP_Status.listen_mode) {
// go and find the boiler and thermostat types, if not in listen mode
ems_discoverModels();
}
}
}
// Initialize the boiler settings and shower settings
// Most of these will be overwritten after the SPIFFS config file is loaded
void initEMSESP() {
// general settings
EMSESP_Status.shower_timer = false;
EMSESP_Status.shower_alert = false;
EMSESP_Status.led = true; // LED is on by default
EMSESP_Status.listen_mode = false;
EMSESP_Status.publish_time = DEFAULT_PUBLISHTIME;
EMSESP_Status.timestamp = millis();
EMSESP_Status.dallas_sensors = 0;
EMSESP_Status.led_gpio = EMSESP_LED_GPIO;
EMSESP_Status.dallas_gpio = EMSESP_DALLAS_GPIO;
EMSESP_Status.heating_circuit = 1; // default heating circuit to HC1
// shower settings
EMSESP_Shower.timerStart = 0;
EMSESP_Shower.timerPause = 0;
EMSESP_Shower.duration = 0;
EMSESP_Shower.doingColdShot = false;
}
/*
* Shower Logic
*/
void showerCheck() {
// if already in cold mode, ignore all this logic until we're out of the cold blast
if (!EMSESP_Shower.doingColdShot) {
// is the hot water running?
if (EMS_Boiler.tapwaterActive == 1) {
// if heater was previously off, start the timer
if (EMSESP_Shower.timerStart == 0) {
// hot water just started...
EMSESP_Shower.timerStart = EMSESP_Status.timestamp;
EMSESP_Shower.timerPause = 0; // remove any last pauses
EMSESP_Shower.doingColdShot = false;
EMSESP_Shower.duration = 0;
EMSESP_Shower.showerOn = false;
} else {
// hot water has been on for a while
// first check to see if hot water has been on long enough to be recognized as a Shower/Bath
if (!EMSESP_Shower.showerOn && (EMSESP_Status.timestamp - EMSESP_Shower.timerStart) > SHOWER_MIN_DURATION) {
EMSESP_Shower.showerOn = true;
myDebugLog("[Shower] hot water still running, starting shower timer");
}
// check if the shower has been on too long
else if ((((EMSESP_Status.timestamp - EMSESP_Shower.timerStart) > SHOWER_MAX_DURATION) && !EMSESP_Shower.doingColdShot)
&& EMSESP_Status.shower_alert) {
myDebugLog("[Shower] exceeded max shower time");
_showerColdShotStart();
}
}
} else { // hot water is off
// if it just turned off, record the time as it could be a short pause
if ((EMSESP_Shower.timerStart != 0) && (EMSESP_Shower.timerPause == 0)) {
EMSESP_Shower.timerPause = EMSESP_Status.timestamp;
}
// if shower has been off for longer than the wait time
if ((EMSESP_Shower.timerPause != 0) && ((EMSESP_Status.timestamp - EMSESP_Shower.timerPause) > SHOWER_PAUSE_TIME)) {
// it is over the wait period, so assume that the shower has finished and calculate the total time and publish
// because its unsigned long, can't have negative so check if length is less than OFFSET_TIME
if ((EMSESP_Shower.timerPause - EMSESP_Shower.timerStart) > SHOWER_OFFSET_TIME) {
EMSESP_Shower.duration = (EMSESP_Shower.timerPause - EMSESP_Shower.timerStart - SHOWER_OFFSET_TIME);
if (EMSESP_Shower.duration > SHOWER_MIN_DURATION) {
char s[50] = {0};
char buffer[16] = {0};
strlcpy(s, itoa((uint8_t)((EMSESP_Shower.duration / (1000 * 60)) % 60), buffer, 10), sizeof(s));
strlcat(s, " minutes and ", sizeof(s));
strlcat(s, itoa((uint8_t)((EMSESP_Shower.duration / 1000) % 60), buffer, 10), sizeof(s));
strlcat(s, " seconds", sizeof(s));
if (ems_getLogging() != EMS_SYS_LOGGING_NONE) {
myDebug_P(PSTR("[Shower] finished with duration %s"), s);
}
myESP.mqttPublish(TOPIC_SHOWERTIME, s); // publish to MQTT
}
}
// reset everything
EMSESP_Shower.timerStart = 0;
EMSESP_Shower.timerPause = 0;
EMSESP_Shower.showerOn = false;
_showerColdShotStop(); // turn hot water back on in case its off
}
}
}
}
//
// SETUP
//
void setup() {
// init our own parameters
initEMSESP();
// call ems.cpp's init function to set all the internal params
ems_init();
systemCheckTimer.attach(SYSTEMCHECK_TIME, do_systemCheck); // check if EMS is reachable
// set up myESP for Wifi, MQTT, MDNS and Telnet
myESP.setTelnet(project_cmds, ArraySize(project_cmds), TelnetCommandCallback, TelnetCallback); // set up Telnet commands
myESP.setWIFI(NULL, NULL, WIFICallback); // empty ssid and password as we take this from the config file
// MQTT host, username and password taken from the SPIFFS settings
myESP.setMQTT(
NULL, NULL, NULL, MQTT_BASE, MQTT_KEEPALIVE, MQTT_QOS, MQTT_RETAIN, MQTT_WILL_TOPIC, MQTT_WILL_ONLINE_PAYLOAD, MQTT_WILL_OFFLINE_PAYLOAD, MQTTCallback);
// OTA callback which is called when OTA is starting and stopping
myESP.setOTA(OTACallback_pre, OTACallback_post);
// custom settings in SPIFFS
myESP.setSettings(FSCallback, SettingsCallback);
// web custom settings
myESP.setWeb(WebCallback);
// start up all the services
myESP.begin(APP_HOSTNAME, APP_NAME, APP_VERSION);
// at this point we have all the settings from our internall SPIFFS config file
// enable regular checks if not in test mode
if (!EMSESP_Status.listen_mode) {
publishValuesTimer.attach(EMSESP_Status.publish_time, do_publishValues); // post MQTT EMS values
publishSensorValuesTimer.attach(EMSESP_Status.publish_time, do_publishSensorValues); // post MQTT sensor values
regularUpdatesTimer.attach(REGULARUPDATES_TIME, do_regularUpdates); // regular reads from the EMS
}
// set pin for LED
if (EMSESP_Status.led_gpio != EMS_VALUE_INT_NOTSET) {
pinMode(EMSESP_Status.led_gpio, OUTPUT);
digitalWrite(EMSESP_Status.led_gpio, (EMSESP_Status.led_gpio == LED_BUILTIN) ? HIGH : LOW); // light off. For onboard high=off
ledcheckTimer.attach_ms(LEDCHECK_TIME, do_ledcheck); // blink heartbeat LED
}
// check for Dallas sensors
EMSESP_Status.dallas_sensors = ds18.setup(EMSESP_Status.dallas_gpio, EMSESP_Status.dallas_parasite); // returns #sensors
}
//
// Main loop
//
void loop() {
EMSESP_Status.timestamp = millis();
// the main loop
myESP.loop();
// check Dallas sensors, every 2 seconds
// these values are published to MQTT separately via the timer publishSensorValuesTimer
if (EMSESP_Status.dallas_sensors != 0) {
ds18.loop();
}
// publish the values to MQTT, only if the values have changed
// although we don't want to publish when doing a deep scan of the thermostat
if (ems_getEmsRefreshed() && (scanThermostat_count == 0) && (!EMSESP_Status.listen_mode)) {
publishValues(false);
ems_setEmsRefreshed(false); // reset
}
// do shower logic, if enabled
if (EMSESP_Status.shower_timer) {
showerCheck();
}
if (EMSESP_DELAY != 0) {
delay(EMSESP_DELAY); // some time to WiFi and everything else to catch up, and prevent overheating
}
}
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