uint64 timestamp # time since system start (microseconds) uint64 timestamp_sample uint32 device_id # unique device ID for the sensor that does not change between power cycles float32 x # acceleration in the FRD board frame X-axis in m/s^2 float32 y # acceleration in the FRD board frame Y-axis in m/s^2 float32 z # acceleration in the FRD board frame Z-axis in m/s^2 float32 temperature # temperature in degrees Celsius uint32 error_count uint8[3] clip_counter # clip count per axis in the sample period uint8 samples # number of raw samples that went into this message uint8 ORB_QUEUE_LENGTH = 8