-__xdata int16_t ao_ground_accel; /* startup acceleration */
-__xdata int16_t ao_accel_2g; /* factory accel calibration */
-__xdata int32_t ao_accel_scale; /* sensor to m/s² conversion */
+__pdata int16_t ao_ground_accel; /* startup acceleration */
+__pdata int16_t ao_accel_2g; /* factory accel calibration */
+__pdata int32_t ao_accel_scale; /* sensor to m/s² conversion */