# IMU readings in SI-unit form. uint64 timestamp # time since system start (microseconds) uint64 timestamp_sample uint32 accel_device_id # Accelerometer unique device ID for the sensor that does not change between power cycles uint32 gyro_device_id # Gyroscope unique device ID for the sensor that does not change between power cycles float32[3] delta_angle # delta angle in the NED board axis in rad/s over the integration time frame (dt) float32[3] delta_velocity # delta velocity in the NED board axis in m/s over the integration time frame (dt) uint16 dt # integration period in us uint8 integrated_samples # number of samples integrated uint8 clip_count # total clip count per integration period on any axis