Interface definition for the STM LIS2DH12 accelerometer. More...

Detailed Description

Interface definition for the STM LIS2DH12 accelerometer.

Author: Hauke Petersen hauke.nosp@m..pet.nosp@m.ersen.nosp@m.@fu-.nosp@m.berli.nosp@m.n.de

Definition in file lis2dh12.h.

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

Include dependency graph for lis2dh12.h:

This graph shows which files directly or indirectly include this file:

Data Structures
struct	lis2dh12_params_t
	LIS2DH12 configuration parameters. More...

struct	lis2dh12_t
	LIS2DH12 device descriptor. More...

struct	lis2dh12_int_params_t
	Parameter for interrupt configuration. More...

Macros
#define	LIS2DH12_ADDR_DEFAULT (0x19)
	Default I2C slave address for LIS2DH12 devices.

#define	LIS2DH12_INT_SRC_XL (0x01)
	Status of INT_SRC register. More...

#define	LIS2DH12_INT_SRC_XH (0x02)
	X high event has occurred.

#define	LIS2DH12_INT_SRC_YL (0x04)
	Y low event has occurred.

#define	LIS2DH12_INT_SRC_YH (0x08)
	Y high event has occurred.

#define	LIS2DH12_INT_SRC_ZL (0x10)
	Z low event has occurred.

#define	LIS2DH12_INT_SRC_ZH (0x20)
	Z high event has occurred.

#define	LIS2DH12_INT_SRC_IA (0x40)
	1 if interrupt occurred

#define	LIS2DH12_STATUS_XDA (0x01)
	Status of INT_SRC register. More...

#define	LIS2DH12_STATUS_YDA (0x02)
	Y-axis new data available.

#define	LIS2DH12_STATUS_ZDA (0x04)
	Z-axis new data available.

#define	LIS2DH12_STATUS_ZYXDA (0x08)
	on X-, Y-, Z-axis new data available

#define	LIS2DH12_STATUS_XOR (0x10)
	X-axis data overrun.

#define	LIS2DH12_STATUS_YOR (0x20)
	Y-axis data overrun.

#define	LIS2DH12_STATUS_ZOR (0x40)
	Y-axis data overrun.

#define	LIS2DH12_STATUS_ZYXOR (0x80)
	on X-, Y-, Z-axis data overrun

Enumerations
enum	lis2dh12_scale_t { LIS2DH12_SCALE_2G = 0x00, LIS2DH12_SCALE_4G = 0x10, LIS2DH12_SCALE_8G = 0x20, LIS2DH12_SCALE_16G = 0x30 }
	Available scale values. More...

enum	lis2dh12_rate_t { LIS2DH12_RATE_1HZ = 0x17, LIS2DH12_RATE_10HZ = 0x27, LIS2DH12_RATE_25HZ = 0x37, LIS2DH12_RATE_50HZ = 0x47, LIS2DH12_RATE_100HZ = 0x57, LIS2DH12_RATE_200HZ = 0x67, LIS2DH12_RATE_400HZ = 0x77 }
	Available sampling rates. More...

enum	{ LIS2DH12_OK = 0, LIS2DH12_NOBUS = -1, LIS2DH12_NODEV = -2, LIS2DH12_NOINT = -3, LIS2DH12_NODATA = -4 }
	Status and error return codes. More...

enum	{ LIS2DH12_INT1 = 1, LIS2DH12_INT2 = 2 }

enum	{ LIS2DH12_INT_CFG_XLIE = 0x01, LIS2DH12_INT_CFG_XHIE = 0x02, LIS2DH12_INT_CFG_YLIE = 0x04, LIS2DH12_INT_CFG_YHIE = 0x08, LIS2DH12_INT_CFG_ZLIE = 0x10, LIS2DH12_INT_CFG_ZHIE = 0x20, LIS2DH12_INT_CFG_6D = 0x40, LIS2DH12_INT_CFG_AOI = 0x80 }
	Interrupt config register values. More...

enum	{ LIS2DH12_INT_TYPE_I1_OVERRUN = 0x02, LIS2DH12_INT_TYPE_I1_WTM = 0x04, LIS2DH12_INT_TYPE_I1_ZYXDA = 0x10, LIS2DH12_INT_TYPE_I1_IA2 = 0x20, LIS2DH12_INT_TYPE_I1_IA1 = 0x40, LIS2DH12_INT_TYPE_I1_CLICK = 0x80, LIS2DH12_INT_TYPE_INT_POLARITY = 0x02, LIS2DH12_INT_TYPE_I2_ACT = 0x08, LIS2DH12_INT_TYPE_I2_BOOT = 0x10, LIS2DH12_INT_TYPE_I2_IA2 = 0x20, LIS2DH12_INT_TYPE_I2_IA1 = 0x40, LIS2DH12_INT_TYPE_I2_CLICK = 0x80 }
	Interrupt type values. More...

Functions
int	lis2dh12_set_int (const lis2dh12_t dev, const lis2dh12_int_params_t params, uint8_t int_line)
	Set the interrupt values in LIS2DH12 sensor device. More...

int	lis2dh12_read_int_src (const lis2dh12_t dev, uint8_t data, uint8_t int_line)
	Read an interrupt event on LIS2DH12 sensor device. More...

int	lis2dh12_init (lis2dh12_t dev, const lis2dh12_params_t params)
	Initialize the given LIS2DH12 sensor device. More...

int	lis2dh12_read (const lis2dh12_t dev, int16_t data)
	Read acceleration data from the given device. More...

int	lis2dh12_poweron (const lis2dh12_t *dev)
	Power on the given device. More...

int	lis2dh12_poweroff (const lis2dh12_t *dev)
	Power off the given device. More...

Variables
const saul_driver_t	lis2dh12_saul_driver
	Export the SAUL interface for this driver.

Data Structures