Telemetry: Create BME280 sensor that can bu used across variants. Add to promicro.

src/helpers/sensors/BME280Sensor.h

@@ -0,0 +1,55 @@
+#pragma once
+#include <Mesh.h>
+#include <Adafruit_BME280.h>
+
+#define TELEM_BME280_ADDRESS    0x76      // BME280 environmental sensor I2C address
+#define SEALEVELPRESSURE_HPA (1013.25)    // Athmospheric pressure at sea level
+
+static Adafruit_BME280 BME280;
+
+class BME280Sensor {
+    bool initialized = false;
+public:    
+    void begin() {
+        if (BME280.begin(TELEM_BME280_ADDRESS, &Wire)) {
+            MESH_DEBUG_PRINTLN("Found BME280 at address: %02X", TELEM_BME280_ADDRESS);
+            MESH_DEBUG_PRINTLN("BME sensor ID: %02X", BME280.sensorID);
+            initialized = true;
+        } else {
+            initialized = false;
+            MESH_DEBUG_PRINTLN("BME280 was not found at I2C address %02X", TELEM_BME280_ADDRESS);
+        }
+    }
+
+    bool isInitialized() const { return initialized; };
+
+    float getRelativeHumidity() const {
+        if (initialized) {
+            return BME280.readHumidity();;
+        }
+    }
+
+    float getTemperature() const {
+        if (initialized) {
+            return BME280.readTemperature();;
+        }
+    }
+
+    float getBarometricPressure() const {
+        if (initialized) {
+            return BME280.readPressure();
+        }
+    }
+
+    float getAltitude() const {
+        if (initialized) {
+            return BME280.readAltitude(SEALEVELPRESSURE_HPA);
+        }
+    }
+
+    void setTemperatureCompensation(float delta) {
+        if (initialized) {
+            BME280.setTemperatureCompensation(delta);
+        }
+    }
+};

src/helpers/sensors/EnvironmentSensorManager.cpp

@@ -4,6 +4,7 @@ bool EnvironmentSensorManager::begin() {
   INA3221_sensor.begin();
   INA219_sensor.begin();
   AHTX0_sensor.begin();
+  BME280_sensor.begin();
 
   return true;
 }
@@ -32,6 +33,12 @@ bool EnvironmentSensorManager::querySensors(uint8_t requester_permissions, Cayen
         telemetry.addTemperature(TELEM_CHANNEL_SELF, AHTX0_sensor.getTemperature());
         telemetry.addRelativeHumidity(TELEM_CHANNEL_SELF, AHTX0_sensor.getRelativeHumidity());
     }
+    if (BME280_sensor.isInitialized()) {
+        telemetry.addTemperature(TELEM_CHANNEL_SELF, BME280_sensor.getTemperature());
+        telemetry.addRelativeHumidity(TELEM_CHANNEL_SELF, BME280_sensor.getRelativeHumidity());
+        telemetry.addBarometricPressure(TELEM_CHANNEL_SELF, BME280_sensor.getBarometricPressure());
+        telemetry.addAltitude(TELEM_CHANNEL_SELF, BME280_sensor.getAltitude());
+    }
   }
 
   return true;

src/helpers/sensors/EnvironmentSensorManager.h

@@ -4,6 +4,7 @@
 #include "INA3221Sensor.h"
 #include "INA219Sensor.h"
 #include "AHTX0Sensor.h"
+#include "BME280Sensor.h"
 
 #define NUM_SENSOR_SETTINGS 3
 #define TELEM_INA3221_SETTING_CH1 "INA3221-1"
@@ -19,6 +20,7 @@ protected:
   INA3221Sensor INA3221_sensor;
   AHTX0Sensor AHTX0_sensor;
   INA219Sensor INA219_sensor;
+  BME280Sensor BME280_sensor;
 public:
   EnvironmentSensorManager(){};
   bool begin() override;

variants/promicro/platformio.ini

@@ -22,6 +22,7 @@ lib_deps= ${nrf52840_base.lib_deps}
   robtillaart/INA3221 @ ^0.4.1
   robtillaart/INA219 @ ^0.4.1
   adafruit/Adafruit AHTX0@^2.0.5
+  adafruit/Adafruit BME280 Library@^2.3.0  
 
 [env:Faketec_Repeater]
 extends = Faketec