Darrell Crooks / Mbed 2 deprecated MMA8491Q

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Dependencies:   mbed

Fork of MMA8491Q by JP PANG

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MMA8491Q Class Reference
Public Member Functions

MMA8491Q Class Reference

MMA8491Q accelerometer example. More...

#include <MMA8491Q.h>

Public Member Functions

 MMA8491Q (PinName sda, PinName scl, int addr, PinName en)
 MMA8491Q constructor.
 ~MMA8491Q ()
 MMA8491Q destructor.
float getAccX ()
 Get X axis acceleration.
float getAccY ()
 Get Y axis acceleration.
float getAccZ ()
 Get Z axis acceleration.
uint8_t getAccAllAxis (float *res)
 Get XYZ axis acceleration.

Detailed Description

MMA8491Q accelerometer example. 

 #include "mbed.h"
 #include "MMA8491Q.h"
 
 #define MMA8451_I2C_ADDRESS (0x55<<1)

 Serial pc(USBTX, USBRX);
 
 int main(void) {
 
    MMA8491Q acc(PTE0, PTE1, MMA8451_I2C_ADDRESS, PTA13);
    
    PwmOut rled(LED_RED);
    PwmOut gled(LED_GREEN);
    PwmOut bled(LED_BLUE);
    
    float accData[3];

    while (true) {       
        acc.getAccAllAxis(accData);
        accX = accData[0];
        accY = accData[1];
        accZ = accData[2];
         
        pc.printf("X = %5.3f", accX);
        pc.printf("  Y = %5.3f", accY);
        pc.printf("  Z = %5.3f\r\n", accZ);
 
        wait(1.0);
   }
*}

Definition at line 62 of file MMA8491Q.h.

Constructor & Destructor Documentation

MMA8491Q ( PinName  sda,
PinName  scl,
int  addr,
PinName  en 
)

MMA8491Q constructor.

Parameters:
sdaSDA pin
sdlSCL pin
addraddr of the I2C peripheral
enEN pin
Xoutdigital output pin
Youtdigital output pin
Zoutdigital output pin

Definition at line 33 of file MMA8491Q.cpp.

~MMA8491Q (  )

MMA8491Q destructor.

Definition at line 43 of file MMA8491Q.cpp.

Member Function Documentation

uint8_t getAccAllAxis ( float *  res )

Get XYZ axis acceleration.

Parameters:
resarray where acceleration data will be stored
Returns:
true if sensor was ready and data was read

Definition at line 96 of file MMA8491Q.cpp.

float getAccX (  )

Get X axis acceleration.

Returns:
X axis acceleration

Definition at line 45 of file MMA8491Q.cpp.

float getAccY (  )

Get Y axis acceleration.

Returns:
Y axis acceleration

Definition at line 62 of file MMA8491Q.cpp.

float getAccZ (  )

Get Z axis acceleration.

Returns:
Z axis acceleration

Definition at line 79 of file MMA8491Q.cpp.

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