 Adafruit_GPS GPS(&GPSSerial);
 
 uint8_t tracking_en = 0 ;
+uint8_t new_data = 0 ;
 
 void setup(void)
 {

    interrupts() ;
  }
 }

    if (GPS.newNMEAreceived()) {
      
      // add back in && GPS.fix
      if (GPS.parse(GPS.lastNMEA()) && GPS.fix && new_data) {
        print_GPS_results() ;
        new_data = 0 ;
      }
    }
  }
