int updateCoord() {
  int axRaw, ayRaw, azRaw;         // raw accelerometer values
  float ax, ay, az;
  int side = 0;

  CurieIMU.readAccelerometer(axRaw, ayRaw, azRaw);

  ax = convertRawAcceleration(axRaw);
  ay = convertRawAcceleration(ayRaw);
  az = convertRawAcceleration(azRaw);

  if(ax > 0.8)
    side = 1;
  else if(ax < -0.8)
    side = 2;

  if(ay > 0.8)
    side = 3;
  else if(ay < -0.8)
    side = 4;

if(az > 0.8)
    side = 5;
  else if(az < -0.8)
    side = 6;

  /*if(oldSide!= side)
  {
    //CoordChar.setValue(side);
    if(side != 0){
    Serial.print("\n");
    Serial.print(side);
    }
  }*/
  //oldSide = side;
  return side;
}