#include "Arduino.h"
#include <SPI.h>
#include <Wire.h>
#include <Adafruit_BusIO_Register.h>
#include <Adafruit_I2CDevice.h>
#include <Adafruit_SPIDevice.h>
#include <Adafruit_Sensor.h>

Classes
class	Adafruit_LIS331
	Class that stores state and functions for interacting with Adafruit_LIS331. More...

Macros
#define	LIS331_DEFAULT_ADDRESS (0x18)

#define	LIS331_CHIP_ID 0x32
	The default response to WHO_AM_I for the H3LIS331 and LIS331HH.

#define	LIS331_REG_WHOAMI 0x0F

#define	LIS331_REG_CTRL1 0x20
	Power mode, data rate, axis enable.

#define	LIS331_REG_CTRL2 0x21
	Memory reboot, HPF config.

#define	LIS331_REG_CTRL3 0x22
	Interrupt config, poarity, pin mode, latching, pin enable.

#define	LIS331_REG_CTRL4 0x23
	BDU, Endianness, Range, SPI mode.

#define	LIS331_REG_CTRL5 0x24
	Sleep to wake enable.

#define	LIS331_REG_HP_FILTER_RESET 0x25
	Dummy register to reset filter.

#define	LIS331_REG_REFERENCE 0x26
	HPF reference value.

#define	LIS331_REG_STATUS 0x27
	Data overrun status, Data available status.

#define	LIS331_REG_OUT_X_L 0x28

#define	LIS331_REG_OUT_X_H 0x29

#define	LIS331_REG_OUT_Y_L 0x2A

#define	LIS331_REG_OUT_Y_H 0x2B

#define	LIS331_REG_OUT_Z_L 0x2C

#define	LIS331_REG_OUT_Z_H 0x2D

#define	LIS331_REG_INT1CFG 0x30
	INT1 config. Enable on hi/low for each axis.

#define	LIS331_REG_INT1SRC 0x31
	INT1 source info.

#define	LIS331_REG_INT1THS 0x32
	INT1 acceleration threshold.

#define	LIS331_REG_INT1DUR 0x33
	INT1 duration threshold.

#define	LIS331_REG_INT2CFG 0x34
	INT2 config. Enable on hi/low for each axis.

#define	LIS331_REG_INT2SRC 0x35
	INT2 source info.

#define	LIS331_REG_INT2THS 0x36
	INT2 acceleration threshold.

#define	LIS331_REG_INT2DUR 0x37
	INT3 duration threshold.

Typedefs
typedef enum hpf_cutoff	lis331_hpf_cutoff_t

Enumerations
enum	hpf_cutoff { LIS331_HPF_0_02_ODR, LIS331_HPF_0_01_ODR, LIS331_HPF_0_005_ODR, LIS331_HPF_0_0025_ODR }

enum	lis331_lpf_cutoff_t { LIS331_LPF_37_HZ, LIS331_LPF_74_HZ, LIS331_LPF_292_HZ, LIS331_LPF_780_HZ }

enum	lis331_data_rate_t { LIS331_DATARATE_POWERDOWN = 0, LIS331_DATARATE_50_HZ = 0x4, LIS331_DATARATE_100_HZ = 0x5, LIS331_DATARATE_400_HZ = 0x6, LIS331_DATARATE_1000_HZ = 0x7, LIS331_DATARATE_LOWPOWER_0_5_HZ = 0x8, LIS331_DATARATE_LOWPOWER_1_HZ = 0xC, LIS331_DATARATE_LOWPOWER_2_HZ = 0x10, LIS331_DATARATE_LOWPOWER_5_HZ = 0x14, LIS331_DATARATE_LOWPOWER_10_HZ = 0x18 }

enum	lis331_axis_t { LIS331_AXIS_X = 0x0, LIS331_AXIS_Y = 0x1, LIS331_AXIS_Z = 0x2 }

enum	lis331_mode_t { LIS331_MODE_SHUTDOWN, LIS331_MODE_NORMAL, LIS331_MODE_LOW_POWER }
	Mode Options.

Macro Definition Documentation

◆ LIS331_DEFAULT_ADDRESS

#define LIS331_DEFAULT_ADDRESS (0x18)

Default I2C ADDRESS. If SDO/SA0 is 3V, its 0x19

◆ LIS331_REG_WHOAMI

#define LIS331_REG_WHOAMI 0x0F

Device identification register. [0, 0, 1, 1, 0, 0, 1, 1]

◆ LIS331_REG_OUT_X_L

#define LIS331_REG_OUT_X_L 0x28

X-axis acceleration data. Low value

◆ LIS331_REG_OUT_X_H

#define LIS331_REG_OUT_X_H 0x29

X-axis acceleration data. High value

◆ LIS331_REG_OUT_Y_L

#define LIS331_REG_OUT_Y_L 0x2A

Y-axis acceleration data. Low value

◆ LIS331_REG_OUT_Y_H

#define LIS331_REG_OUT_Y_H 0x2B

Y-axis acceleration data. High value

◆ LIS331_REG_OUT_Z_L

#define LIS331_REG_OUT_Z_L 0x2C

Z-axis acceleration data. Low value

◆ LIS331_REG_OUT_Z_H

#define LIS331_REG_OUT_Z_H 0x2D

Z-axis acceleration data. High value

Typedef Documentation

◆ lis331_hpf_cutoff_t

typedef enum hpf_cutoff lis331_hpf_cutoff_t

The high pass filter cutoff frequency

Enumeration Type Documentation

◆ hpf_cutoff

enum hpf_cutoff

The high pass filter cutoff frequency

Enumerator
LIS331_HPF_0_02_ODR	ODR/50.
LIS331_HPF_0_01_ODR	ODR/100.
LIS331_HPF_0_005_ODR	ODR/200.
LIS331_HPF_0_0025_ODR	ODR/400.

◆ lis331_lpf_cutoff_t

enum lis331_lpf_cutoff_t

The low pass filter cutoff frequency

◆ lis331_data_rate_t

enum lis331_data_rate_t

Used with register 0x2A (LIS331HH_REG_CTRL_REG1) to set bandwidth

◆ lis331_axis_t

enum lis331_axis_t

A structure to represent axes

Classes

Macros

Typedefs

Enumerations