lsm303d.h File Reference

Driver for ST LSM303D 3D accelerometer and magnetometer. More...

#include "std.h"
#include "peripherals/lsm303d_regs.h"

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Data Structures
struct	Lsm303dConfig

Macros
#define	LSM303D_DEFAULT_AODR   (LSM303D_ACC_RATE_1600HZ << 4)
#define	LSM303D_DEFAULT_AFS   (LSM303D_ACC_RANGE_16G << 3)
#define	LSM303D_DEFAULT_MODR   (LSM303D_MAG_RATE_100HZ << 2)
#define	LSM303D_DEFAULT_MFS   (LSM303D_MAG_RANGE_2GAUSS << 5)
#define	LSM303D_DEFAULT_MD   (LSM303D_MAG_MODE_CONTINOUS_CONVERSION << 0)
#define	LSM303D_ACCEL_SENS_16G_NUM   13723
	default accel sensitivy from the datasheet LSM303DLHC has 732 LSB/g fixed point sens: 9.81 [m/s^2] / 732 [LSB/g] * 2^INT32_ACCEL_FRAC sens = 9.81 / 732 * 1024 = 13.72 More...
#define	LSM303D_ACCEL_SENS_16G_DEN   1000

Enumerations
enum	Lsm303dConfStatus {   LSM303D_CONF_UNINIT , LSM303D_CONF_WHO_AM_I , LSM303D_CONF_CTRL_REG1 , LSM303D_CONF_CTRL_REG2 ,   LSM303D_CONF_CTRL_REG3 , LSM303D_CONF_CTRL_REG4 , LSM303D_CONF_CTRL_REG5 , LSM303D_CONF_CTRL_REG6 ,   LSM303D_CONF_CTRL_REG7 , LSM303D_CONF_DONE }
	config status states More...
enum	Lsm303dTarget { LSM303D_TARGET_ACC , LSM303D_TARGET_MAG }

Functions
static void	lsm303d_set_default_config (struct Lsm303dConfig *c)

Detailed Description

Driver for ST LSM303D 3D accelerometer and magnetometer.

Definition in file lsm303d.h.

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Data Structure Documentation

Lsm303dConfig

struct Lsm303dConfig

Definition at line 64 of file lsm303d.h.

Data Fields
uint8_t	acc_rate	Data Output Rate (Hz)
uint8_t	acc_scale	full scale selection (m/s²)
uint8_t	mag_mode	Measurement mode.
uint8_t	mag_rate	Data Output Rate Bits (Hz)
uint8_t	mag_scale	Full scale gain configuration (Gauss)

Macro Definition Documentation

LSM303D_ACCEL_SENS_16G_DEN

#define LSM303D_ACCEL_SENS_16G_DEN   1000

Definition at line 62 of file lsm303d.h.

LSM303D_ACCEL_SENS_16G_NUM

#define LSM303D_ACCEL_SENS_16G_NUM   13723

default accel sensitivy from the datasheet LSM303DLHC has 732 LSB/g fixed point sens: 9.81 [m/s^2] / 732 [LSB/g] * 2^INT32_ACCEL_FRAC sens = 9.81 / 732 * 1024 = 13.72

Definition at line 61 of file lsm303d.h.

LSM303D_DEFAULT_AFS

#define LSM303D_DEFAULT_AFS   (LSM303D_ACC_RANGE_16G << 3)

Definition at line 41 of file lsm303d.h.

LSM303D_DEFAULT_AODR

#define LSM303D_DEFAULT_AODR   (LSM303D_ACC_RATE_1600HZ << 4)

Definition at line 37 of file lsm303d.h.

LSM303D_DEFAULT_MD

#define LSM303D_DEFAULT_MD   (LSM303D_MAG_MODE_CONTINOUS_CONVERSION << 0)

Definition at line 53 of file lsm303d.h.

LSM303D_DEFAULT_MFS

#define LSM303D_DEFAULT_MFS   (LSM303D_MAG_RANGE_2GAUSS << 5)

Definition at line 49 of file lsm303d.h.

LSM303D_DEFAULT_MODR

#define LSM303D_DEFAULT_MODR   (LSM303D_MAG_RATE_100HZ << 2)

Definition at line 45 of file lsm303d.h.

Enumeration Type Documentation

Lsm303dConfStatus

enum Lsm303dConfStatus

config status states

Enumerator
LSM303D_CONF_UNINIT
LSM303D_CONF_WHO_AM_I
LSM303D_CONF_CTRL_REG1
LSM303D_CONF_CTRL_REG2
LSM303D_CONF_CTRL_REG3
LSM303D_CONF_CTRL_REG4
LSM303D_CONF_CTRL_REG5
LSM303D_CONF_CTRL_REG6
LSM303D_CONF_CTRL_REG7
LSM303D_CONF_DONE

Definition at line 75 of file lsm303d.h.

Lsm303dTarget

enum Lsm303dTarget

Enumerator
LSM303D_TARGET_ACC
LSM303D_TARGET_MAG

Definition at line 88 of file lsm303d.h.

Function Documentation

lsm303d_set_default_config()

static void lsm303d_set_default_config ( struct Lsm303dConfig *  c )

inlinestatic

Definition at line 93 of file lsm303d.h.

References Lsm303dConfig::acc_rate, Lsm303dConfig::acc_scale, LSM303D_DEFAULT_AFS, LSM303D_DEFAULT_AODR, LSM303D_DEFAULT_MD, LSM303D_DEFAULT_MFS, LSM303D_DEFAULT_MODR, Lsm303dConfig::mag_mode, Lsm303dConfig::mag_rate, and Lsm303dConfig::mag_scale.

Referenced by lsm303d_spi_init().

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