extern __pdata accel_t ao_accel_2g; /* factory accel calibration */
extern __pdata int32_t ao_accel_scale; /* sensor to m/s² conversion */
#endif
+#if HAS_GYRO
+extern __pdata accel_t ao_ground_accel_along;
+extern __pdata accel_t ao_ground_accel_across;
+extern __pdata accel_t ao_ground_accel_through;
+extern __pdata gyro_t ao_ground_pitch;
+extern __pdata gyro_t ao_ground_yaw;
+extern __pdata gyro_t ao_ground_roll;
+#endif
void ao_sample_init(void);