l3gd20.h File Reference

ST L3GD20 3-axis gyroscope driver common interface (I2C and SPI). More...

#include "peripherals/l3gd20_regs.h"

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Data Structures
struct	L3gd20Config

Macros
#define	L3GD20_SENS_2000_NUM   5004
	default gyro sensitivy and neutral from the datasheet L3GD20 has 70e-3 LSB/(deg/s) at 2000deg/s range sens = 70e-3 * pi/180 * 2^INT32_RATE_FRAC sens = (70e-3 / 180.0f) * pi * 4096 More...
#define	L3GD20_SENS_2000_DEN   1000

Enumerations
enum	L3gd20ConfStatus {   L3G_CONF_UNINIT = 0 , L3G_CONF_WHO_AM_I = 1 , L3G_CONF_WHO_AM_I_OK = 2 , L3G_CONF_REG4 = 3 ,   L3G_CONF_ENABLE = 4 , L3G_CONF_DONE = 5 }

Functions
static void	l3gd20_set_default_config (struct L3gd20Config *c)

Detailed Description

ST L3GD20 3-axis gyroscope driver common interface (I2C and SPI).

Definition in file l3gd20.h.

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Data Structure Documentation

L3gd20Config

struct L3gd20Config

Definition at line 52 of file l3gd20.h.

Data Fields
enum L3gd20DRBW	drbw	Data rate and bandwidth.
enum L3gd20FullScale	full_scale	gyro full scale
bool	spi_3_wire	Set 3-wire SPI mode, if FALSE: 4-wire SPI mode.

Macro Definition Documentation

L3GD20_SENS_2000_DEN

#define L3GD20_SENS_2000_DEN   1000

Definition at line 41 of file l3gd20.h.

L3GD20_SENS_2000_NUM

#define L3GD20_SENS_2000_NUM   5004

default gyro sensitivy and neutral from the datasheet L3GD20 has 70e-3 LSB/(deg/s) at 2000deg/s range sens = 70e-3 * pi/180 * 2^INT32_RATE_FRAC sens = (70e-3 / 180.0f) * pi * 4096

Definition at line 40 of file l3gd20.h.

Enumeration Type Documentation

L3gd20ConfStatus

enum L3gd20ConfStatus

Enumerator
L3G_CONF_UNINIT
L3G_CONF_WHO_AM_I
L3G_CONF_WHO_AM_I_OK
L3G_CONF_REG4
L3G_CONF_ENABLE
L3G_CONF_DONE

Definition at line 43 of file l3gd20.h.

Function Documentation

l3gd20_set_default_config()

static void l3gd20_set_default_config ( struct L3gd20Config *  c )

inlinestatic

Definition at line 59 of file l3gd20.h.

References L3gd20Config::drbw, L3gd20Config::full_scale, L3GD20_DRBW_760Hz_100BW, L3GD20_FS_2000dps2, and L3gd20Config::spi_3_wire.

Referenced by l3gd20_spi_init().

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