gpscoord.ino

#include <TinyGPS.h>
#include <SoftwareSerial.h>
unsigned long fix_age;
SoftwareSerial GPS(2,3);
TinyGPS gps;
void gpsdump(TinyGPS &gps);
bool feedgps();
void getGPS();
long lat, lon;
float LAT, LON;
void setup(){
  GPS.begin(9600);
  Serial.begin(9600);
}
void loop(){
  long lat, lon;
  unsigned long fix_age, time, date, speed, course;
  unsigned long chars;
  unsigned short sentences, failed_checksum;
  // retrieves +/- lat/long in 100000ths of a degree
  gps.get_position(&lat, &lon, &fix_age);
  // time in hh:mm:ss, date in dd/mm/yy
/*gps.get_datetime(&date, &time, &fix_age);
  year = date % 100;
  month = (date / 100) % 100;
  day = date / 10000;
  hour = time / 1000000;
  minute =  (time / 10000) % 100;
  second = (time / 100) % 100;
  Serial.print("Date: ");
  Serial.print(year); Serial.print("/");
  Serial.print(month); Serial.print("/");
  Serial.print(day);
  Serial.print(" :: Time: ");
  Serial.print(hour); Serial.print(":");
  Serial.print(minute); Serial.print(":");
  Serial.println(second);
*/
  getGPS();
  Serial.print("Latitude : ");
  Serial.print(LAT/1000000,8);
  Serial.print(" :: Longitude : ");
  Serial.println(LON/1000000,8);
}
void getGPS(){
  bool newdata = false;
  unsigned long start = millis();
  // Every 1 seconds we print an update
  while (millis() - start < 1000)
  {
    if (feedgps ()){
      newdata = true;
    }
  }
  if (newdata)
  {
    gpsdump(gps);
  }
}
bool feedgps(){
  while (GPS.available())
  {
    if (gps.encode(GPS.read()))
      return true;
  }
  return 0;
}
void gpsdump(TinyGPS &gps)
{
  //byte month, day, hour, minute, second, hundredths;
  gps.get_position(&lat, &lon);
  LAT = lat;
  LON = lon;
  {
    feedgps(); // If we don't feed the gps during this long 
//routine, we may drop characters and get checksum errors
  }
}