Jim Carver / MMA8652

A basic library for the MMA8652 accelerometer, provides data in either floating point G's or as a signed 16 bit integer.

Dependents:   Hello_MMA8652 Multi-Sensor Buddi_Blueband Freescale_Multi-Sensor_Shield ... more

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MMA8652 Class Reference
Public Member Functions

MMA8652 Class Reference

MMA8652 Xtrinsic accelerometer on I2C. More...

#include <MMA8652.h>

Public Member Functions

 MMA8652 (PinName sda, PinName scl)
 MMA8652 constructor.
 ~MMA8652 ()
 MMA8652 destructor.
void ReadXYZ (float *a)
 Get XYZ axis acceleration in floating point G's.
void ReadXYZraw (int16_t *d)
 Get XYZ axis acceleration, signed 16 bit values.
char getWhoAmI (void)
 Get the value of the WHO_AM_I register.

Detailed Description

MMA8652 Xtrinsic accelerometer on I2C.

Definition at line 39 of file MMA8652.h.

Constructor & Destructor Documentation

MMA8652 ( PinName  sda,
PinName  scl 
)

MMA8652 constructor.

Parameters:
sdaSDA pin
sdlSCL pin

Definition at line 22 of file MMA8652.cpp.

~MMA8652 (  )

MMA8652 destructor.

Definition at line 28 of file MMA8652.cpp.

Member Function Documentation

char getWhoAmI ( void   )

Get the value of the WHO_AM_I register.

Returns:
DEVICE_ID value == 0x3A

Definition at line 74 of file MMA8652.cpp.

void ReadXYZ ( float *  a )

Get XYZ axis acceleration in floating point G's.

Parameters:
resarray where acceleration data will be stored

Definition at line 81 of file MMA8652.cpp.

void ReadXYZraw ( int16_t *  d )

Get XYZ axis acceleration, signed 16 bit values.

Parameters:
resarray where acceleration data will be stored

Definition at line 98 of file MMA8652.cpp.

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