From f0068719b17019c5cd7ed318364a0581caf64e1a Mon Sep 17 00:00:00 2001 From: Keith Packard Date: Sat, 2 Dec 2017 15:32:38 -0600 Subject: altos/kernel: MPU9250 support Use MPU9250 for accel, gyro and mag data in logging, telemetry and flight status computations. Signed-off-by: Keith Packard --- src/kernel/ao_data.h | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) (limited to 'src/kernel/ao_data.h') diff --git a/src/kernel/ao_data.h b/src/kernel/ao_data.h index 9a3b389c..88d0e916 100644 --- a/src/kernel/ao_data.h +++ b/src/kernel/ao_data.h @@ -330,6 +330,47 @@ typedef int16_t angle_t; /* in degrees */ #define ao_data_pitch(packet) ((packet)->mpu6000.gyro_x) #define ao_data_yaw(packet) ((packet)->mpu6000.gyro_z) +static inline float ao_convert_gyro(float sensor) +{ + return ao_mpu6000_gyro(sensor); +} + +static inline float ao_convert_accel(int16_t sensor) +{ + return ao_mpu6000_accel(sensor); +} + +#endif + +#if !HAS_GYRO && HAS_MPU9250 + +#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)->mpu9250.accel_y) +#define ao_data_across(packet) ((packet)->mpu9250.accel_x) +#define ao_data_through(packet) ((packet)->mpu9250.accel_z) + +#define ao_data_roll(packet) ((packet)->mpu9250.gyro_y) +#define ao_data_pitch(packet) ((packet)->mpu9250.gyro_x) +#define ao_data_yaw(packet) ((packet)->mpu9250.gyro_z) + +static inline float ao_convert_gyro(float sensor) +{ + return ao_mpu9250_gyro(sensor); +} + +static inline float ao_convert_accel(int16_t sensor) +{ + return ao_mpu9250_accel(sensor); +} + #endif #if !HAS_MAG && HAS_HMC5883 @@ -344,4 +385,21 @@ typedef int16_t ao_mag_t; /* in raw sample units */ #endif +#if !HAS_MAG && HAS_MPU9250 + +#define HAS_MAG 1 + +typedef int16_t ao_mag_t; /* in raw sample units */ + +/* Note that this order is different from the accel and gyro. For some + * reason, the mag sensor axes aren't the same as the other two + * sensors. Also, the Z axis is flipped in sign. + */ + +#define ao_data_mag_along(packet) ((packet)->mpu9250.mag_x) +#define ao_data_mag_across(packet) ((packet)->mpu9250.mag_y) +#define ao_data_mag_through(packet) ((packet)->mpu9250.mag_z) + +#endif + #endif /* _AO_DATA_H_ */ -- cgit v1.2.3