       return;
     }
 
+    // status bit 0 is fix status
     if (GPS.fix) {
       RXLED0;
       gps_status |= 1 << 0;

        xbee.getResponse().getTxStatusResponse(txStatus);
        if (txStatus.getStatus() == SUCCESS) {
#endif
          TXLED1;
        } else {
          TXLED0;
        }
      }
    }

}

void setup() {
  RXLED1;   // Turn off the RX light (blue) - on when there's a GPS fix
  TXLED1;   // Turn off the TX light (yellow) - on when there's a successful XBee response

  Serial.begin(9600);

