#define ao_data_accel(packet) ((packet)->mma655x)
#if AO_MMA655X_INVERT
#define ao_data_accel_cook(packet) (AO_ACCEL_INVERT - (packet)->mma655x)
#define ao_data_accel(packet) ((packet)->mma655x)
#if AO_MMA655X_INVERT
#define ao_data_accel_cook(packet) (AO_ACCEL_INVERT - (packet)->mma655x)