#ifndef _AO_DATA_H_
#define _AO_DATA_H_
+#define GRAVITY 9.80665
+
#if HAS_ADC
#define AO_DATA_ADC (1 << 0)
#else
#define ao_data_ring_next(n) (((n) + 1) & (AO_DATA_RING - 1))
#define ao_data_ring_prev(n) (((n) - 1) & (AO_DATA_RING - 1))
+/* Get a copy of the last complete sample set */
+void
+ao_data_get(__xdata struct ao_data *packet);
+
extern volatile __xdata struct ao_data ao_data_ring[AO_DATA_RING];
extern volatile __data uint8_t ao_data_head;
extern volatile __data uint8_t ao_data_present;
* signaled by the timer tick
*/
#define AO_DATA_WAIT() do { \
- ao_sleep((void *) &ao_data_count); \
+ ao_sleep(DATA_TO_XDATA ((void *) &ao_data_count)); \
} while (0)
#endif /* AO_DATA_RING */
/* MMA655X is hooked up so that positive values represent negative acceleration */
+#define AO_ACCEL_INVERT 4095
+
#define ao_data_accel(packet) ((packet)->mma655x)
+#if AO_MMA655X_INVERT
+#define ao_data_accel_cook(packet) (AO_ACCEL_INVERT - (packet)->mma655x)
+#else
#define ao_data_accel_cook(packet) ((packet)->mma655x)
+#endif
#define ao_data_set_accel(packet, accel) ((packet)->mma655x = (accel))
-#define ao_data_accel_invert(accel) (4095 - (accel))
+#define ao_data_accel_invert(accel) (AO_ACCEL_INVERT - (accel))
#endif
#define HAS_ACCEL 1
+#define AO_ACCEL_INVERT 0
+
typedef int16_t accel_t;
/* MPU6000 is hooked up so that positive y is positive acceleration */
#endif
+#if !HAS_GYRO && HAS_MPU6000
+
+#define HAS_GYRO 1
+
+typedef int16_t gyro_t; /* in raw sample units */
+typedef int16_t angle_t; /* in degrees */
+
+/* Y axis is aligned with the direction of motion (along) */
+/* X axis is aligned in the other board axis (across) */
+/* Z axis is aligned perpendicular to the board (through) */
+
+#define ao_data_along(packet) ((packet)->mpu6000.accel_y)
+#define ao_data_across(packet) ((packet)->mpu6000.accel_x)
+#define ao_data_through(packet) ((packet)->mpu6000.accel_z)
+
+#define ao_data_roll(packet) ((packet)->mpu6000.gyro_y)
+#define ao_data_pitch(packet) ((packet)->mpu6000.gyro_x)
+#define ao_data_yaw(packet) ((packet)->mpu6000.gyro_z)
+
+#endif
+
+#if !HAS_MAG && HAS_HMC5883
+
+#define HAS_MAG 1
+
+typedef int16_t ao_mag_t; /* in raw sample units */
+
+#define ao_data_mag_along(packet) ((packet)->hmc5883.x)
+#define ao_data_mag_across(packet) ((packet)->hmc5883.y)
+#define ao_data_mag_through(packet) ((packet)->hmc5883.z)
+
+#endif
+
#endif /* _AO_DATA_H_ */