LoRa_APRS_Tracker111/src/bme_utils.cpp

332 lines
12 KiB
C++

#include <TinyGPS++.h>
#include <logger.h>
#ifdef LIGHTTRACKER_PLUS_1_0
#include "Adafruit_SHTC3.h"
#endif
#include "bme_utils.h"
#include "configuration.h"
#include "display.h"
#define SEALEVELPRESSURE_HPA (1013.25)
#define CORRECTION_FACTOR (8.2296) // for meters
extern Configuration Config;
extern logging::Logger logger;
extern TinyGPSPlus gps;
float newHum, newTemp, newPress, newGas;
uint32_t bmeLastReading = -60000;
int wxModuleType = 0;
uint8_t wxModuleAddress = 0x00;
bool wxModuleFound = false;
Adafruit_BME280 bme280;
#ifdef HELTEC_V3_GPS
Adafruit_BMP280 bmp280(&Wire1);
#else
Adafruit_BMP280 bmp280;
Adafruit_BME680 bme680;
#endif
#ifdef LIGHTTRACKER_PLUS_1_0
Adafruit_SHTC3 shtc3 = Adafruit_SHTC3();
#endif
namespace BME_Utils {
void getWxModuleAddres() {
uint8_t err, addr;
for(addr = 1; addr < 0x7F; addr++) {
#ifdef HELTEC_V3_GPS
Wire1.beginTransmission(addr);
err = Wire1.endTransmission();
#else
Wire.beginTransmission(addr);
err = Wire.endTransmission();
#endif
if (err == 0) {
//Serial.println(addr); this shows any connected board to I2C
if (addr == 0x76 || addr == 0x77) {
wxModuleAddress = addr;
return;
}
}
}
}
void setup() {
if (Config.bme.active) {
#ifdef LIGHTTRACKER_PLUS_1_0
if (! shtc3.begin()) {
logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "BME", " SHTC3 sensor found");
while (1) delay(1);
}
logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "BME", " SHTC3 sensor found");
#else
getWxModuleAddres();
if (wxModuleAddress != 0x00) {
#ifdef HELTEC_V3_GPS
if (bme280.begin(wxModuleAddress, &Wire1)) {
logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "BME", " BME280 sensor found");
wxModuleType = 1;
wxModuleFound = true;
}
#else
if (bme280.begin(wxModuleAddress)) {
logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "BME", " BME280 sensor found");
wxModuleType = 1;
wxModuleFound = true;
}
if (!wxModuleFound) {
if (bme680.begin(wxModuleAddress)) {
logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "BME", " BME680 sensor found");
wxModuleType = 3;
wxModuleFound = true;
}
}
#endif
if (!wxModuleFound) {
if (bmp280.begin(wxModuleAddress)) {
logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "BME", " BMP280 sensor found");
wxModuleType = 2;
wxModuleFound = true;
}
}
if (!wxModuleFound) {
displayShow("ERROR", "BME/BMP sensor active", "but no sensor found...", 2000);
logger.log(logging::LoggerLevel::LOGGER_LEVEL_WARN, "BME", " BME/BMP sensor Active in config but not found! Check Wiring");
} else {
switch (wxModuleType) {
case 1:
bme280.setSampling(Adafruit_BME280::MODE_FORCED,
Adafruit_BME280::SAMPLING_X1,
Adafruit_BME280::SAMPLING_X1,
Adafruit_BME280::SAMPLING_X1,
Adafruit_BME280::FILTER_OFF
);
logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "BME", " BME280 Module init done!");
break;
case 2:
bmp280.setSampling(Adafruit_BMP280::MODE_FORCED,
Adafruit_BMP280::SAMPLING_X1,
Adafruit_BMP280::SAMPLING_X1,
Adafruit_BMP280::FILTER_OFF
);
logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "BMP", " BMP280 Module init done!");
break;
case 3:
#ifndef HELTEC_V3_GPS
bme680.setTemperatureOversampling(BME680_OS_1X);
bme680.setHumidityOversampling(BME680_OS_1X);
bme680.setPressureOversampling(BME680_OS_1X);
bme680.setIIRFilterSize(BME680_FILTER_SIZE_0);
logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "BME", " BMP680 Module init done!");
#endif
break;
}
}
}
#endif
}
}
const String generateTempString(const float bmeTemp, const uint8_t type) {
String strTemp;
if (type == 1) { // OLED
strTemp = String((int)bmeTemp);
} else {
strTemp = String((int)((bmeTemp * 1.8) + 32));
}
switch (strTemp.length()) {
case 1:
if (type == 1) {
return " " + strTemp;
} else {
return "00" + strTemp;
}
case 2:
if (type == 1) {
return " " + strTemp;
} else {
return "0" + strTemp;
}
case 3:
return strTemp;
default:
return "-999";
}
}
const String generateHumString(const float bmeHum, const uint8_t type) {
String strHum = String((int)bmeHum);
switch (strHum.length()) {
case 1:
if (type == 1) {
return " " + strHum;
} else {
return "0" + strHum;
}
case 2:
return strHum;
case 3:
if ((int)bmeHum == 100) {
if (type == 1) {
return " ";
} else {
return "00";
}
} else {
return "-99";
}
default:
return "-99";
}
}
const String generatePresString(const float bmePress, const uint8_t type) {
String strPress = String((int)bmePress);
String decPress = String(int((bmePress - int(bmePress)) * 10));
switch (strPress.length()) {
case 1:
if (type == 1) {
return "000" + strPress;
} else {
return "000" + strPress + decPress;
}
case 2:
if (type == 1) {
return "00" + strPress;
} else {
return "00" + strPress + decPress;
}
case 3:
if (type == 1) {
return "0" + strPress;
} else {
return "0" + strPress + decPress;
}
case 4:
if (type == 1) {
return strPress;
} else {
return strPress + decPress;
}
case 5:
return strPress;
default:
return "-99999";
}
}
const String readDataSensor(const uint8_t type) {
uint32_t lastReading = millis() - bmeLastReading;
if (lastReading > 60 * 1000) {
#ifdef LIGHTTRACKER_PLUS_1_0
sensors_event_t humidity, temp;
shtc3.getEvent(&humidity, &temp);
newTemp = temp.temperature;
newHum = humidity.relative_humidity;
newPress = 0;
#else
switch (wxModuleType) {
case 1: // BME280
bme280.takeForcedMeasurement();
newTemp = bme280.readTemperature();
newPress = (bme280.readPressure() / 100.0F);
newHum = bme280.readHumidity();
break;
case 2: // BMP280
bmp280.takeForcedMeasurement();
newTemp = bmp280.readTemperature();
newPress = (bmp280.readPressure() / 100.0F);
newHum = 0;
break;
case 3: // BME680
#ifndef HELTEC_V3_GPS
bme680.performReading();
delay(50);
if (bme680.endReading()) {
newTemp = bme680.temperature;
newPress = (bme680.pressure / 100.0F);
newHum = bme680.humidity;
newGas = bme680.gas_resistance / 1000.0; // in Kilo ohms
}
#endif
break;
}
#endif
bmeLastReading = millis();
}
String wx;
if (isnan(newTemp) || isnan(newHum) || isnan(newPress)) {
Serial.println("BME/BMP Module data failed");
if (type == 1) {
wx = " - C - % - hPa";
} else {
wx = ".../...g...t...";
}
return wx;
} else {
String tempStr = generateTempString(newTemp + Config.bme.temperatureCorrection, type);
String humStr;
#ifdef LIGHTTRACKER_PLUS_1_0
humStr = generateHumString(newHum,type);
#else
if (wxModuleType == 1 || wxModuleType == 3) {
humStr = generateHumString(newHum,type);
} else if (wxModuleType == 2) {
humStr = "..";
}
#endif
String presStr = generatePresString(newPress + (gps.altitude.meters()/CORRECTION_FACTOR), type);
#ifdef LIGHTTRACKER_PLUS_1_0
if (type == 1) {
wx = tempStr;
wx += "C ";
wx += humStr;
wx += "% ";
} else {
wx = ".../...g...t";
wx += tempStr;
wx += "h";
wx += humStr;
}
#else
if (type == 1) {
if (wxModuleType == 1 || wxModuleType == 3) {
wx = tempStr;
wx += "C ";
wx += humStr;
wx += "% ";
wx += presStr;
wx += "hPa";
} else if (wxModuleType == 2) {
wx = "T: ";
wx += tempStr;
wx += "C P: ";
wx += presStr;
wx += "hPa";
}
} else {
wx = ".../...g...t";
wx += tempStr;
wx += "h";
wx += humStr;
wx += "b";
wx += presStr;
if (wxModuleType == 3) {
wx += "Gas: ";
wx += String(newGas);
wx += "Kohms";
}
}
#endif
return wx;
}
}
}