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//
#include <Adafruit_GPS.h>
#include <SoftwareSerial.h>
SoftwareSerial gpsSerial(8,7);
Adafruit_GPS GPS(&gpsSerial);
uint32_t timer=millis();
const int gpsEnablePin=7;
//
void setup(){
    pinMode(gpsEnablePin,OUTPUT);
    Serial.begin(115200);
    Serial2.begin(9600); // 블루투스
    GPS.begin(9600);
    GPS.sendCommand(PMTK_SET_NMEA_OUTPUT_RMCGGA);
    GPS.sendCommand(PMTK_SET_NMEA_UPDATE_1HZ);
    digitalWrite(gpsEnablePin,LOW);
    delay(2000);
    digitalWrite(gpsEnablePin,HIGH);
    delay(500);
}
//
void loop(){
    char c=GPS.read();
    if(GPS.newNMEAreceived()){
        if(!GPS.parse(GPS.lastNMEA()))
        return;
    }
    if(timer>millis())timer=millis();
    if(millis()-timer>1000){
        timer=millis();
        Serial.print("\n시간: ");
        Serial.print(GPS.hour+9 ,DEC); Serial.print("시 ");
        Serial.print(GPS.minute ,DEC); Serial.print("분 ");
        Serial.print(GPS.seconds,DEC); Serial.print("초 ");
        Serial.println("UTC+9시간");
        Serial.print("날짜: ");
        Serial.print("20"); Serial.print(GPS.year,DEC); Serial.print("년 ");
        Serial.print(GPS.month,DEC); Serial.print("월 ");
        Serial.print(GPS.day,DEC);   Serial.println("일 ");
        //
        Serial2.print("\n시간: ");
        Serial2.print(GPS.hour+9 ,DEC); Serial2.print("시 ");
        Serial2.print(GPS.minute ,DEC); Serial2.print("분 ");
        Serial2.print(GPS.seconds,DEC); Serial2.print("초 ");
        Serial2.println("UTC+9시간");
        Serial2.print("날짜: ");
        Serial2.print("20"); Serial2.print(GPS.year,DEC); Serial2.print("년 ");
        Serial2.print(GPS.month,DEC); Serial2.print("월 ");
        Serial2.print(GPS.day,DEC);   Serial2.println("일 ");
        if(GPS.fix){
            Serial.println("구글 맵에 찍어보기 ");
            Serial.print("위도: ");       Serial.println(GPS.latitudeDegrees,6);
            Serial.print("경도: ");       Serial.println(GPS.longitudeDegrees,6);
            Serial.print("Satellites: "); Serial.println((int)GPS.satellites);
            //
            Serial2.println("구글 맵에 찍어보기 ");
            Serial2.print("위도: ");       Serial2.println(GPS.latitudeDegrees,6);
            Serial2.print("경도: ");       Serial2.println(GPS.longitudeDegrees,6);
            Serial2.print("Satellites: "); Serial2.println((int)GPS.satellites);
        }
    }
}
 
 
시리얼2(RX2,TX2)에 블루투스를 연결하세요
 
http://forum.arduino.cc/index.php?topic=223918.0
이 글에는 GPS를 하드웨어 시리얼로 사용하는 방법의 예제가 있습니다.