Output sensor data from NXP KL25Z using the telemetry library(http://bit.ly/1XtKWXS) to a computer. With the command-line interface(http://bit.ly/20TuTrY), plots of the sensors data can be opened by typing a few commands.

main.c

#include "mbed.h"
#include "telemetry/driver.hpp"
#include "tsi_sensor.h"
#include "MMA8451Q.h"
 
#define MMA8451_I2C_ADDRESS (0x1d<<1)
 
int main()
{   
  Telemetry TM();
    
  // Init some sensors to read
  TSIAnalogSlider tsi(PTB16,PTB17,40);
  MMA8451Q acc(PTE25, PTE24);
    
  // A timer to limit publish rate
  Timer tm_timer;
  tm_timer.start();
    
  //An array for accelerometer values
  int16_t axis[3];
    
  for(;;)
  {       
    if(tm_timer.read_ms() > 50)
    {
      tm_timer.reset();
     
      acc.getAccAllAxis(axis);
      
      TM.pub_f32("touch",tsi.readPercentage());
     
      TM.pub_i16("accx",axis[0]);
      TM.pub_i16("accy",axis[1]);
      TM.pub_i16("accz",axis[2]);
    }
  }
}