Files
PX4-Autopilot/msg/VehicleAirData.msg
Marco Hauswirth d2cbe10243 Clean up temperature msg fields (#24272)
* remove temp field from airspeed.msg, adjust temp selection

* temp-sensor hirarchy: airspeed, ext. baro, default value

* directly use diff-press or baro temp in true-airspeed  calc

* improve clarity

* add enum for temperature source in VehicleAirData.msg
2025-02-18 13:23:10 +01:00

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uint64 timestamp # time since system start (microseconds)
uint64 timestamp_sample # the timestamp of the raw data (microseconds)
uint32 baro_device_id # unique device ID for the selected barometer
float32 baro_alt_meter # Altitude above MSL calculated from temperature compensated baro sensor data using an ISA corrected for sea level pressure SENS_BARO_QNH.
float32 baro_pressure_pa # Absolute pressure in Pascals
float32 ambient_temperature # Abient temperature in degrees Celsius
uint8 temperature_source # Source of temperature data: 0: Default Temperature (15°C), 1: External Baro, 2: Airspeed
float32 rho # air density
uint8 calibration_count # Calibration changed counter. Monotonically increases whenever calibration changes.