sensor_accel_fifo (UORB message)

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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 dt                # delta time between samples (microseconds)
float32 scale

uint8 samples             # number of valid samples

int16[32] x               # acceleration in the FRD board frame X-axis in m/s^2
int16[32] y               # acceleration in the FRD board frame Y-axis in m/s^2
int16[32] z               # acceleration in the FRD board frame Z-axis in m/s^2