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esp32-nmea2000-obp60
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Add INA226 for solar and generator

This commit is contained in:
norbert-walter 2022-07-19 14:00:25 +02:00
parent 612a68c74c
commit c43797fef2
2 changed files with 122 additions and 6 deletions
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2
lib/obp60task/OBP60Hardware.h
View File

@ -41,7 +41,7 @@
#define FONT3 "Ubuntu_Bold32pt7b"
#define FONT4 "DSEG7Classic_BoldItalic80pt7b"
// GPS (NEO-6M)
// GPS (NEO-6M, NEO-M8N)
#define OBP_GPS_TX 35 // Read only GPS data
// TTP229 Touch Pad Controller (!!No I2C!!)
#define TTP_SDO 25

126
lib/obp60task/OBPSensorTask.cpp
View File

@ -69,7 +69,9 @@ void sensorTask(void *param){
Adafruit_BMP085 bmp085; // Evironment sensor BMP085 and BMP180
HTU21D sht21(HTU21D_RES_RH12_TEMP14); // Environment sensor SHT21 and HTU21
AMS_5600 as5600; // Rotation sensor AS5600
INA226 ina226_1(INA226_I2C_ADDR1);// Power management sensor INA226
INA226 ina226_1(INA226_I2C_ADDR1);// Power management sensor INA226 Battery
INA226 ina226_2(INA226_I2C_ADDR2);// Power management sensor INA226 Solar
INA226 ina226_3(INA226_I2C_ADDR3);// Power management sensor INA226 Generator
// Init sensor stuff
bool gps_ready = false; // GPS initialized and ready to use
@ -79,6 +81,8 @@ void sensorTask(void *param){
bool SHT21_ready = false; // SHT21 initialized and ready to use
bool AS5600_ready = false; // AS5600 initialized and ready to use
bool INA226_1_ready = false; // INA226_1 initialized and ready to use
bool INA226_2_ready = false; // INA226_2 initialized and ready to use
bool INA226_3_ready = false; // INA226_3 initialized and ready to use
// Create integer arrays for average building
const int avgsize = 300;
@ -215,14 +219,21 @@ void sensorTask(void *param){
}
}
// Settings for power amangement sensors INA226 #1 on I2C bus
// Settings for power amangement sensors INA226 #1 for Battery on I2C bus
String powsensor1 = api->getConfig()->getConfigItem(api->getConfig()->usePowSensor1, true)->asString();
String shunt1 = api->getConfig()->getConfigItem(api->getConfig()->shunt1, true)->asString();
// Settings for power amangement sensors INA226 #1 for Solar on I2C bus
String powsensor2 = api->getConfig()->getConfigItem(api->getConfig()->usePowSensor2, true)->asString();
String shunt2 = api->getConfig()->getConfigItem(api->getConfig()->shunt2, true)->asString();
// Settings for power amangement sensors INA226 #1 for Generator on I2C bus
String powsensor3 = api->getConfig()->getConfigItem(api->getConfig()->usePowSensor3, true)->asString();
String shunt3 = api->getConfig()->getConfigItem(api->getConfig()->shunt3, true)->asString();
float shuntResistor = 1.0; // Default value for shunt resistor
float maxCurrent = 10.0; // Default value for max. current
float corrFactor = 1; // Correction factor for fix calibration
// Battery sensor initialisation
if(String(powsensor1) == "INA226"){
if (!ina226_1.begin()){
api->getLogger()->logDebug(GwLog::ERROR,"Modul 1 INA226 not found, check wiring");
@ -231,7 +242,7 @@ void sensorTask(void *param){
api->getLogger()->logDebug(GwLog::LOG,"Modul 1 INA226 found");
shuntResistor = SHUNT_VOLTAGE / float(shunt1.toInt()); // Calculate shunt resisitor for max. shunt voltage 75mV
maxCurrent = shunt1.toFloat();
api->getLogger()->logDebug(GwLog::LOG,"Calibation INA226, Imax:%3.0fA Rs:%7.5fOhm Us:%5.3f", maxCurrent, shuntResistor, SHUNT_VOLTAGE);
api->getLogger()->logDebug(GwLog::LOG,"Calibation Modul 2 INA226, Imax:%3.0fA Rs:%7.5fOhm Us:%5.3f", maxCurrent, shuntResistor, SHUNT_VOLTAGE);
// ina226_1.setMaxCurrentShunt(maxCurrent, shuntResistor);
ina226_1.setMaxCurrentShunt(10, 0.01); // Calibration with fix values (because the original values outer range)
corrFactor = (maxCurrent / 10) * (0.001 / shuntResistor) / (maxCurrent / 100); // Correction factor for fix calibration
@ -247,6 +258,48 @@ void sensorTask(void *param){
}
}
// Solar sensor initialisation
if(String(powsensor2) == "INA226"){
if (!ina226_2.begin()){
api->getLogger()->logDebug(GwLog::ERROR,"Modul 2 INA226 not found, check wiring");
}
else{
api->getLogger()->logDebug(GwLog::LOG,"Modul 2 INA226 found");
shuntResistor = SHUNT_VOLTAGE / float(shunt2.toInt()); // Calculate shunt resisitor for max. shunt voltage 75mV
maxCurrent = shunt2.toFloat();
api->getLogger()->logDebug(GwLog::LOG,"Calibation Modul 2 INA226, Imax:%3.0fA Rs:%7.5fOhm Us:%5.3f", maxCurrent, shuntResistor, SHUNT_VOLTAGE);
// ina226_1.setMaxCurrentShunt(maxCurrent, shuntResistor);
ina226_2.setMaxCurrentShunt(10, 0.01); // Calibration with fix values (because the original values outer range)
corrFactor = (maxCurrent / 10) * (0.001 / shuntResistor) / (maxCurrent / 100); // Correction factor for fix calibration
sensors.solarVoltage = ina226_2.getBusVoltage();
sensors.solarCurrent = ina226_2.getCurrent() * corrFactor;
sensors.solarPower = ina226_2.getPower() * corrFactor;
// Fill average arrays with start values
INA226_2_ready = true;
}
}
// Generator sensor initialisation
if(String(powsensor3) == "INA226"){
if (!ina226_3.begin()){
api->getLogger()->logDebug(GwLog::ERROR,"Modul 3 INA226 not found, check wiring");
}
else{
api->getLogger()->logDebug(GwLog::LOG,"Modul 3 INA226 found");
shuntResistor = SHUNT_VOLTAGE / float(shunt3.toInt()); // Calculate shunt resisitor for max. shunt voltage 75mV
maxCurrent = shunt3.toFloat();
api->getLogger()->logDebug(GwLog::LOG,"Calibation Modul 3 INA226, Imax:%3.0fA Rs:%7.5fOhm Us:%5.3f", maxCurrent, shuntResistor, SHUNT_VOLTAGE);
// ina226_1.setMaxCurrentShunt(maxCurrent, shuntResistor);
ina226_3.setMaxCurrentShunt(10, 0.01); // Calibration with fix values (because the original values outer range)
corrFactor = (maxCurrent / 10) * (0.001 / shuntResistor) / (maxCurrent / 100); // Correction factor for fix calibration
sensors.generatorVoltage = ina226_3.getBusVoltage();
sensors.generatorCurrent = ina226_3.getCurrent() * corrFactor;
sensors.generatorPower = ina226_3.getPower() * corrFactor;
// Fill average arrays with start values
INA226_3_ready = true;
}
}
int rotoffset = api->getConfig()->getConfigItem(api->getConfig()->rotOffset,true)->asInt();
double voffset = (api->getConfig()->getConfigItem(api->getConfig()->vOffset,true)->asString()).toFloat();
double vslope = (api->getConfig()->getConfigItem(api->getConfig()->vSlope,true)->asString()).toFloat();
@ -255,7 +308,10 @@ void sensorTask(void *param){
long starttime5 = millis(); // Voltage update all 1s
long starttime6 = millis(); // Environment sensor update all 1s
long starttime7 = millis(); // Rotation sensor update all 500ms
long starttime8 = millis(); // Power management sensor update all 1s
long starttime8 = millis(); // Battery power sensor update all 1s
long starttime9 = millis(); // Solar power sensor update all 1s
long starttime10 = millis(); // Generator power sensor update all 1s
tN2kMsg N2kMsg;
shared->setSensorData(sensors); //set initially read values
@ -413,7 +469,7 @@ void sensorTask(void *param){
}
}
// Send power management value all 1s
// Send battery power value all 1s
if(millis() > starttime8 + 1000 && (String(powsensor1) == "INA219" || String(powsensor1) == "INA226")){
starttime8 = millis();
if(String(powsensor1) == "INA226" && INA226_1_ready == true){
@ -455,6 +511,66 @@ void sensorTask(void *param){
}
}
// Send solar power value all 1s
if(millis() > starttime9 + 1000 && (String(powsensor2) == "INA219" || String(powsensor2) == "INA226")){
starttime9 = millis();
if(String(powsensor2) == "INA226" && INA226_2_ready == true){
double voltage = ina226_2.getBusVoltage();
// Limiter for voltage average building
if(voltage < 0){
voltage = 0;
}
if(voltage > 30){
voltage = 30;
}
sensors.solarVoltage = voltage;
sensors.solarCurrent = ina226_2.getCurrent() * corrFactor;
// Eliminates bit jitter by zero current values
float factor = maxCurrent / 100;
if(sensors.solarCurrent >= (-0.015 * factor) && sensors.solarCurrent <= (0.015 * factor)){
sensors.solarCurrent = 0;
}
// Calculate power value
sensors.solarPower = sensors.solarVoltage * sensors.solarCurrent; // more stable
}
// Send solar live data to NMEA200 bus
if(!isnan(sensors.solarVoltage) && !isnan(sensors.solarCurrent)){
SetN2kDCBatStatus(N2kMsg, 1, sensors.solarVoltage, sensors.solarCurrent, N2kDoubleNA, 1);
api->sendN2kMessage(N2kMsg);
}
}
// Send generator power value all 1s
if(millis() > starttime10 + 1000 && (String(powsensor3) == "INA219" || String(powsensor3) == "INA226")){
starttime10 = millis();
if(String(powsensor3) == "INA226" && INA226_3_ready == true){
double voltage = ina226_3.getBusVoltage();
// Limiter for voltage average building
if(voltage < 0){
voltage = 0;
}
if(voltage > 30){
voltage = 30;
}
sensors.generatorVoltage = voltage;
sensors.generatorCurrent = ina226_3.getCurrent() * corrFactor;
// Eliminates bit jitter by zero current values
float factor = maxCurrent / 100;
if(sensors.generatorCurrent >= (-0.015 * factor) && sensors.generatorCurrent <= (0.015 * factor)){
sensors.generatorCurrent = 0;
}
// Calculate power value
sensors.generatorPower = sensors.generatorVoltage * sensors.generatorCurrent; // more stable
}
// Send solar live data to NMEA200 bus
if(!isnan(sensors.generatorVoltage) && !isnan(sensors.generatorCurrent)){
SetN2kDCBatStatus(N2kMsg, 2, sensors.generatorVoltage, sensors.generatorCurrent, N2kDoubleNA, 1);
api->sendN2kMessage(N2kMsg);
}
}
shared->setSensorData(sensors);
}
vTaskDelete(NULL);