File content as of revision 10:f47367a7e985:

#include "mbed.h"
#include "MMA8451Q.h"

#if   defined (TARGET_KL25Z) || defined (TARGET_KL46Z)
  PinName const SDA = PTE25;
  PinName const SCL = PTE24;
#elif defined (TARGET_KL05Z)
  PinName const SDA = PTB4;
  PinName const SCL = PTB3;
#elif defined (TARGET_K20D50M)
  PinName const SDA = PTB1;
  PinName const SCL = PTB0;
#else
  #error TARGET NOT DEFINED
#endif

#define MMA8451_I2C_ADDRESS (0x1d<<1)

int main(void)
{
    MMA8451Q acc(SDA, SCL, MMA8451_I2C_ADDRESS);
  
Serial pc(USBTX, USBRX);
    pc.printf("MMA8451 ID: %d\n\n", acc.getWhoAmI());

    while (true) {
        float x, y, z;
        x = acc.getAccX();
        y = acc.getAccY();
        z = acc.getAccZ();
        
        pc.printf("X:%f     ", x);
        pc.printf("Y:%f     ", y);
        pc.printf("Z:%f     \n", z);
      
        wait(2);
       
    }
}