MLX90632 IR temperature sensor support (#4019)

src/modules/Telemetry/EnvironmentTelemetry.cpp

@@ -25,6 +25,7 @@
 #include "Sensor/BMP280Sensor.h"
 #include "Sensor/LPS22HBSensor.h"
 #include "Sensor/MCP9808Sensor.h"
+#include "Sensor/MLX90632Sensor.h"
 #include "Sensor/OPT3001Sensor.h"
 #include "Sensor/RCWL9620Sensor.h"
 #include "Sensor/SHT31Sensor.h"
@@ -47,6 +48,7 @@ OPT3001Sensor opt3001Sensor;
 SHT4XSensor sht4xSensor;
 RCWL9620Sensor rcwl9620Sensor;
 AHT10Sensor aht10Sensor;
+MLX90632Sensor mlx90632Sensor;
 
 #define FAILED_STATE_SENSOR_READ_MULTIPLIER 10
 #define DISPLAY_RECEIVEID_MEASUREMENTS_ON_SCREEN true
@@ -117,6 +119,8 @@ int32_t EnvironmentTelemetryModule::runOnce()
                 result = rcwl9620Sensor.runOnce();
             if (aht10Sensor.hasSensor())
                 result = aht10Sensor.runOnce();
+            if (mlx90632Sensor.hasSensor())
+                result = mlx90632Sensor.runOnce();
         }
         return result;
     } else {
@@ -307,6 +311,10 @@ bool EnvironmentTelemetryModule::sendTelemetry(NodeNum dest, bool phoneOnly)
         valid = valid && opt3001Sensor.getMetrics(&m);
         hasSensor = true;
     }
+    if (mlx90632Sensor.hasSensor()) {
+        valid = valid && mlx90632Sensor.getMetrics(&m);
+        hasSensor = true;
+    }
     if (rcwl9620Sensor.hasSensor()) {
         valid = valid && rcwl9620Sensor.getMetrics(&m);
         hasSensor = true;

src/modules/Telemetry/Sensor/MLX90632Sensor.cpp

@@ -0,0 +1,40 @@
+#include "configuration.h"
+
+#if !MESHTASTIC_EXCLUDE_ENVIRONMENTAL_SENSOR
+
+#include "../mesh/generated/meshtastic/telemetry.pb.h"
+#include "MLX90632Sensor.h"
+#include "TelemetrySensor.h"
+
+MLX90632Sensor::MLX90632Sensor() : TelemetrySensor(meshtastic_TelemetrySensorType_MLX90632, "MLX90632") {}
+
+int32_t MLX90632Sensor::runOnce()
+{
+    LOG_INFO("Init sensor: %s\n", sensorName);
+    if (!hasSensor()) {
+        return DEFAULT_SENSOR_MINIMUM_WAIT_TIME_BETWEEN_READS;
+    }
+
+    MLX90632::status returnError;
+    if (mlx.begin(nodeTelemetrySensorsMap[sensorType].first, *nodeTelemetrySensorsMap[sensorType].second, returnError) ==
+        true) // MLX90632 init
+    {
+        LOG_DEBUG("MLX90632 Init Succeed\n");
+        status = true;
+    } else {
+        LOG_ERROR("MLX90632 Init Failed\n");
+        status = false;
+    }
+    return initI2CSensor();
+}
+
+void MLX90632Sensor::setup() {}
+
+bool MLX90632Sensor::getMetrics(meshtastic_Telemetry *measurement)
+{
+    measurement->variant.environment_metrics.temperature = mlx.getObjectTemp(); // Get the object temperature in Fahrenheit
+
+    return true;
+}
+
+#endif

src/modules/Telemetry/Sensor/MLX90632Sensor.h

@@ -0,0 +1,23 @@
+#include "configuration.h"
+
+#if !MESHTASTIC_EXCLUDE_ENVIRONMENTAL_SENSOR
+
+#include "../mesh/generated/meshtastic/telemetry.pb.h"
+#include "TelemetrySensor.h"
+#include <SparkFun_MLX90632_Arduino_Library.h>
+
+class MLX90632Sensor : public TelemetrySensor
+{
+  private:
+    MLX90632 mlx = MLX90632();
+
+  protected:
+    virtual void setup() override;
+
+  public:
+    MLX90632Sensor();
+    virtual int32_t runOnce() override;
+    virtual bool getMetrics(meshtastic_Telemetry *measurement) override;
+};
+
+#endif