-__pdata accel_t ao_sample_accel_along;
-__pdata accel_t ao_sample_accel_across;
-__pdata accel_t ao_sample_accel_through;
-__pdata gyro_t ao_sample_roll;
-__pdata gyro_t ao_sample_pitch;
-__pdata gyro_t ao_sample_yaw;
-__pdata angle_t ao_sample_orient;
-__pdata angle_t ao_sample_orients[AO_NUM_ORIENT];
-__pdata uint8_t ao_sample_orient_pos;
+gyro_t ao_sample_roll;
+gyro_t ao_sample_pitch;
+gyro_t ao_sample_yaw;
+angle_t ao_sample_orient;
+angle_t ao_sample_orients[AO_NUM_ORIENT];
+uint8_t ao_sample_orient_pos;
+#endif
+#ifdef HAS_MOTOR_PRESSURE
+motor_pressure_t ao_sample_motor_pressure;