ADXL345_I2C Class Reference

#include <ADXL345_I2C.h>

Inheritance diagram for ADXL345_I2C:

Collaboration diagram for ADXL345_I2C:

List of all members.

Classes
struct	AllAxes
Public Types
enum	DataFormat_Range { kRange_2G = 0x00, kRange_4G = 0x01, kRange_8G = 0x02, kRange_16G = 0x03 }
enum	Axes { kAxis_X = 0x00, kAxis_Y = 0x02, kAxis_Z = 0x04 }
Public Member Functions
	ADXL345_I2C (UINT8 moduleNumber, DataFormat_Range range=kRange_2G)
virtual	~ADXL345_I2C ()
virtual double	GetAcceleration (Axes axis)
virtual AllAxes	GetAccelerations ()
Protected Types
enum	PowerCtlFields { kPowerCtl_Link = 0x20, kPowerCtl_AutoSleep = 0x10, kPowerCtl_Measure = 0x08, kPowerCtl_Sleep = 0x04 }
enum	DataFormatFields {   kDataFormat_SelfTest = 0x80, kDataFormat_SPI = 0x40, kDataFormat_IntInvert = 0x20, kDataFormat_FullRes = 0x08,   kDataFormat_Justify = 0x04 }
Protected Attributes
I2C *	m_i2c
Static Protected Attributes
static const UINT8	kAddress = 0x3A
static const UINT8	kPowerCtlRegister = 0x2D
static const UINT8	kDataFormatRegister = 0x31
static const UINT8	kDataRegister = 0x32
static const double	kGsPerLSB = 0.00390625

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Detailed Description

ADXL345 Accelerometer on I2C.

This class alows access to a Analog Devices ADXL345 3-axis accelerometer on an I2C bus. This class assumes the default (not alternate) sensor address of 0x3A (8-bit address).

Definition at line 20 of file ADXL345_I2C.h.

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Constructor & Destructor Documentation

ADXL345_I2C::ADXL345_I2C	(	UINT8	moduleNumber,
		ADXL345_I2C::DataFormat_Range	range = kRange_2G
	)			[explicit]

Constructor.

Parameters:

	moduleNumber	The digital module that the sensor is plugged into (1 or 2).
	range	The range (+ or -) that the accelerometer will measure.

Definition at line 23 of file ADXL345_I2C.cpp.

ADXL345_I2C::~ADXL345_I2C

(

)

[virtual]

Destructor.

Definition at line 41 of file ADXL345_I2C.cpp.

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Member Function Documentation

double ADXL345_I2C::GetAcceleration

(

ADXL345_I2C::Axes

axis

)

[virtual]

Get the acceleration of one axis in Gs.

Parameters:

axis

The axis to read from.

Returns:

Acceleration of the ADXL345 in Gs.

Definition at line 53 of file ADXL345_I2C.cpp.

ADXL345_I2C::AllAxes ADXL345_I2C::GetAccelerations

(

)

[virtual]

Get the acceleration of all axes in Gs.

Returns:

Acceleration measured on all axes of the ADXL345 in Gs.

Definition at line 71 of file ADXL345_I2C.cpp.

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The documentation for this class was generated from the following files:

• ADXL345_I2C.h
• ADXL345_I2C.cpp