 
 String currLatLong;
 
+const int ledPin = 13;
+
 void setup()
 {
   //while (!Serial);  // uncomment to have the sketch wait until Serial is ready

  GPSSerial.println(PMTK_Q_RELEASE);

  currLatLong = "null";
}

void loop() // run over and over again

      Serial.print("Satellites: "); Serial.println((int)GPS.satellites);

      currLatLong = String(fabs(GPS.latitudeDegrees), 6) + GPS.lat + ", " + String(fabs(GPS.longitudeDegrees), 6) + GPS.lon;
      digitalWrite(ledPin, HIGH);
    }
    else {
      currLatLong = "null";
      digitalWrite(ledPin, LOW);
      }
    Serial.print("Output Processed LatLong String: "); Serial.println(currLatLong);
  }
