mirror of
https://github.com/richonguzman/LoRa_APRS_iGate.git
synced 2026-05-10 07:04:26 +02:00
bme into wxsensor
This commit is contained in:
richonguzman
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#include "configuration.h"
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#include "gps_utils.h"
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#include "wx_utils.h"
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#include "display.h"
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#define SEALEVELPRESSURE_HPA (1013.25)
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#define CORRECTION_FACTOR (8.2296) // for meters
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extern Configuration Config;
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extern String fifthLine;
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int wxModuleType = 0;
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uint8_t wxModuleAddress = 0x00;
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float newHum, newTemp, newPress, newGas;
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Adafruit_BME280 bme280;
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#ifdef HELTEC_V3
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Adafruit_BMP280 bmp280(&Wire1);
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Adafruit_Si7021 sensor = Adafruit_Si7021();
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#else
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Adafruit_BMP280 bmp280;
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Adafruit_BME680 bme680;
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Adafruit_Si7021 sensor = Adafruit_Si7021();
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#endif
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namespace WX_Utils {
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void getWxModuleAddres() {
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uint8_t err, addr;
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for(addr = 1; addr < 0x7F; addr++) {
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#if defined(HELTEC_V3) || defined(HELTEC_WSL_V3) || defined(HELTEC_WSL_V3_DISPLAY)
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Wire1.beginTransmission(addr);
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err = Wire1.endTransmission();
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#else
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Wire.beginTransmission(addr);
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err = Wire.endTransmission();
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#endif
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if (err == 0) {
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//Serial.println(addr); this shows any connected board to I2C
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if (addr == 0x76 || addr == 0x77) { // BME/BMP
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wxModuleAddress = addr;
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return;
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} else if (addr == 0x40) { // Si7011
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wxModuleAddress = addr;
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return;
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}
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}
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}
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}
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void setup() {
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if (Config.wxsensor.active) {
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getWxModuleAddres();
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if (wxModuleAddress != 0x00) {
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bool wxModuleFound = false;
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if (wxModuleAddress == 0x76 || wxModuleAddress == 0x77) {
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#if defined(HELTEC_V3) || defined(HELTEC_WSL_V3) || defined(HELTEC_WSL_V3_DISPLAY)
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if (bme280.begin(wxModuleAddress, &Wire1)) {
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Serial.println("BME280 sensor found");
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wxModuleType = 1;
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wxModuleFound = true;
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}
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#else
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if (bme280.begin(wxModuleAddress)) {
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Serial.println("BME280 sensor found");
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wxModuleType = 1;
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wxModuleFound = true;
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}
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if (!wxModuleFound) {
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if (bme680.begin(wxModuleAddress)) {
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Serial.println("BME680 sensor found");
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wxModuleType = 3;
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wxModuleFound = true;
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}
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}
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#endif
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if (!wxModuleFound) {
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if (bmp280.begin(wxModuleAddress)) {
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Serial.println("BMP280 sensor found");
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wxModuleType = 2;
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wxModuleFound = true;
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}
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}
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} else if (wxModuleAddress == 0x40) {
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if(sensor.begin()) {
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Serial.println("Si7021 sensor found");
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wxModuleType = 4;
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wxModuleFound = true;
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}
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}
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if (!wxModuleFound) {
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displayShow("ERROR", "", "BME/BMP/Si7021 sensor active", "but no sensor found...", 2000);
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Serial.println("BME/BMP/Si7021 sensor Active in config but not found! Check Wiring");
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} else {
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switch (wxModuleType) {
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case 1:
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bme280.setSampling(Adafruit_BME280::MODE_FORCED,
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Adafruit_BME280::SAMPLING_X1,
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Adafruit_BME280::SAMPLING_X1,
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Adafruit_BME280::SAMPLING_X1,
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Adafruit_BME280::FILTER_OFF
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);
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Serial.println("BME280 Module init done!");
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break;
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case 2:
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bmp280.setSampling(Adafruit_BMP280::MODE_FORCED,
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Adafruit_BMP280::SAMPLING_X1,
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Adafruit_BMP280::SAMPLING_X1,
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Adafruit_BMP280::FILTER_OFF
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);
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Serial.println("BMP280 Module init done!");
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break;
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case 3:
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#ifndef HELTEC_V3
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bme680.setTemperatureOversampling(BME680_OS_1X);
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bme680.setHumidityOversampling(BME680_OS_1X);
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bme680.setPressureOversampling(BME680_OS_1X);
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bme680.setIIRFilterSize(BME680_FILTER_SIZE_0);
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Serial.println("BMP680 Module init done!");
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#endif
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break;
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}
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}
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}
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}
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}
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String generateTempString(const float sensorTemp) {
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String strTemp = String((int)sensorTemp);
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switch (strTemp.length()) {
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case 1:
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return "00" + strTemp;
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case 2:
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return "0" + strTemp;
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case 3:
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return strTemp;
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default:
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return "-999";
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}
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}
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String generateHumString(const float sensorHum) {
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String strHum = String((int)sensorHum);
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switch (strHum.length()) {
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case 1:
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return "0" + strHum;
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case 2:
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return strHum;
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case 3:
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if ((int)sensorHum == 100) {
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return "00";
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} else {
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return "-99";
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}
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default:
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return "-99";
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}
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}
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String generatePresString(const float sensorPres) {
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String strPress = String((int)sensorPres);
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String decPress = String(int((sensorPres - int(sensorPres)) * 10));
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switch (strPress.length()) {
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case 1:
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return "000" + strPress + decPress;
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case 2:
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return "00" + strPress + decPress;
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case 3:
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return "0" + strPress + decPress;
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case 4:
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return strPress + decPress;
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case 5:
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return strPress;
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default:
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return "-99999";
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}
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}
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String readDataSensor() {
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switch (wxModuleType) {
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case 1: // BME280
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bme280.takeForcedMeasurement();
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newTemp = bme280.readTemperature();
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newPress = (bme280.readPressure() / 100.0F);
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newHum = bme280.readHumidity();
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break;
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case 2: // BMP280
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bmp280.takeForcedMeasurement();
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newTemp = bmp280.readTemperature();
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newPress = (bmp280.readPressure() / 100.0F);
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newHum = 0;
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break;
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case 3: // BME680
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#ifndef HELTEC_V3
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bme680.performReading();
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delay(50);
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if (bme680.endReading()) {
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newTemp = bme680.temperature;
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newPress = (bme680.pressure / 100.0F);
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newHum = bme680.humidity;
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newGas = bme680.gas_resistance / 1000.0; // in Kilo ohms
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}
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#endif
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break;
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case 4: // Si7021
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newTemp = sensor.readTemperature();
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newPress = 0;
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newHum = sensor.readHumidity();
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break;
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}
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if (isnan(newTemp) || isnan(newHum) || isnan(newPress)) {
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Serial.println("BME/BMP/Si7021 Module data failed");
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fifthLine = "";
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return ".../...g...t...";
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} else {
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String tempStr = generateTempString(((newTemp + Config.wxsensor.temperatureCorrection) * 1.8) + 32);
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String humStr;
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if (wxModuleType == 1 || wxModuleType == 3 || wxModuleType == 4) {
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humStr = generateHumString(newHum);
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} else if (wxModuleType == 2) {
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humStr = "..";
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}
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String presStr;
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if (wxModuleAddress == 4) {
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presStr = ".....";
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} else {
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presStr = generatePresString(newPress + (Config.wxsensor.heightCorrection/CORRECTION_FACTOR));
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}
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fifthLine = "BME-> ";
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fifthLine += String(int(newTemp + Config.wxsensor.temperatureCorrection));
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fifthLine += "C ";
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fifthLine += humStr;
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fifthLine += "% ";
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fifthLine += presStr.substring(0,4);
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fifthLine += "hPa";
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String wxPayload = ".../...g...t";
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wxPayload += tempStr;
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wxPayload += "h";
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wxPayload += humStr;
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wxPayload += "b";
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wxPayload += presStr;
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if (wxModuleType == 3) {
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wxPayload += "Gas: ";
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wxPayload += String(newGas);
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wxPayload += "Kohms";
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}
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return wxPayload;
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}
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}
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}
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