bmx055.h File Reference

Device driver interface for the Bosch BMX055 9-axis sensor. More...

Detailed Description

Device driver interface for the Bosch BMX055 9-axis sensor.

Note

The current state of the driver only implements basic polling.

Author

Semjon Kerner semjo.nosp@m.n.ke.nosp@m.rner@.nosp@m.fu-b.nosp@m.erlin.nosp@m..de

Definition in file bmx055.h.

#include <stdint.h>
#include "periph/i2c.h"
#include "periph/gpio.h"

Include dependency graph for bmx055.h:

Go to the source code of this file.

Data Structures
struct	bmx055_params_t
	Data structure holding the device parameters needed for initialization. More...
struct	bmx055_t
	Device descriptor for BMX055 sensors. More...

Macros
#define	CONFIG_BMX055_MAG_ADDR_DEFAULT   (0x10U)
	Magnetometer default address.
#define	CONFIG_BMX055_ACC_ADDR_DEFAULT   (0x18U)
	Accelerometer default address.
#define	CONFIG_BMX055_GYRO_ADDR_DEFAULT   (0x68U)
	Gyroscope default address.

Enumerations
enum	{   BMX055_OK = 0 , BMX055_NOBUS = -1 , BMX055_NODEV = -2 , BMX055_NOREAD = -3 ,   BMX055_NOWRITE = -4 , BMX055_NOTREADY = -5 }
	Status and error return codes. More...
enum	bmx055_mag_rate_t {   BMX055_MAG_DRATE_DEFAULT = 0x0 , BMX055_MAG_DRATE_02HZ = 0x1 , BMX055_MAG_DRATE_06HZ = 0x2 , BMX055_MAG_DRATE_08HZ = 0x3 ,   BMX055_MAG_DRATE_15HZ = 0x4 , BMX055_MAG_DRATE_20HZ = 0x5 , BMX055_MAG_DRATE_25HZ = 0x6 , BMX055_MAG_DRATE_30HZ = 0x7 }
	Datarate for Magnetometer. More...
enum	bmx055_acc_range_t { BMX055_ACC_RANGE_2G = 0x0 , BMX055_ACC_RANGE_4G = 0x1 , BMX055_ACC_RANGE_8G = 0x2 , BMX055_ACC_RANGE_16G = 0x3 }
	Range for Accelerometer. More...
enum	bmx055_gyro_scale_t {   BMX055_GYRO_SCALE_2000DPS = 0x0 , BMX055_GYRO_SCALE_1000DPS = 0x1 , BMX055_GYRO_SCALE_0500DPS = 0x2 , BMX055_GYRO_SCALE_0250DPS = 0x3 ,   BMX055_GYRO_SCALE_0125DPS = 0x4 }
	Measurement scale for the gyro. More...

Functions
int	bmx055_init (bmx055_t *dev, const bmx055_params_t *params)
	Initialize modules magnetometer, accelerometer, gyroscope.
int	bmx055_mag_read (const bmx055_t *dev, int16_t *data)
	Read magnetic field value in Gauss per second from magnetometer.
int	bmx055_acc_read (const bmx055_t *dev, int16_t *data)
	Read acceleration value in g from accelerometer.
int	bmx055_gyro_read (const bmx055_t *dev, int16_t *data)
	Read angular speed value in degree per second from gyroscope.