add BMP085 (and BMP180) sensor (temperature and air pressure)

src/modules/Telemetry/Sensor/BMP085Sensor.cpp

@@ -0,0 +1,31 @@
+#include "BMP085Sensor.h"
+#include "../mesh/generated/meshtastic/telemetry.pb.h"
+#include "TelemetrySensor.h"
+#include "configuration.h"
+#include <Adafruit_BMP085.h>
+#include <typeinfo>
+
+BMP085Sensor::BMP085Sensor() : TelemetrySensor(meshtastic_TelemetrySensorType_BMP085, "BMP085") {}
+
+int32_t BMP085Sensor::runOnce()
+{
+    LOG_INFO("Init sensor: %s\n", sensorName);
+    if (!hasSensor()) {
+        return DEFAULT_SENSOR_MINIMUM_WAIT_TIME_BETWEEN_READS;
+    }
+    bmp085 = Adafruit_BMP085();
+    status = bmp085.begin(nodeTelemetrySensorsMap[sensorType].first, nodeTelemetrySensorsMap[sensorType].second);
+
+    return initI2CSensor();
+}
+
+void BMP085Sensor::setup() {}
+
+bool BMP085Sensor::getMetrics(meshtastic_Telemetry *measurement)
+{
+    LOG_DEBUG("BMP085Sensor::getMetrics\n");
+    measurement->variant.environment_metrics.temperature = bmp085.readTemperature();
+    measurement->variant.environment_metrics.barometric_pressure = bmp085.readPressure() / 100.0F;
+
+    return true;
+}

src/modules/Telemetry/Sensor/BMP085Sensor.h

@@ -0,0 +1,17 @@
+#include "../mesh/generated/meshtastic/telemetry.pb.h"
+#include "TelemetrySensor.h"
+#include <Adafruit_BMP085.h>
+
+class BMP085Sensor : public TelemetrySensor
+{
+  private:
+    Adafruit_BMP085 bmp085;
+
+  protected:
+    virtual void setup() override;
+
+  public:
+    BMP085Sensor();
+    virtual int32_t runOnce() override;
+    virtual bool getMetrics(meshtastic_Telemetry *measurement) override;
+};