public GPSHandler() { GpsPort = new SerialPort(); _disposed = false; //Link event from GPS receiver to process data function GpsPort.NewGPSData += GPSDataEventHandler; this.GPRMC = new NMEA.GPRMC(); this.GPGGA = new SharpGPS.NMEA.GPGGA(); this.GPGSA = new SharpGPS.NMEA.GPGSA(); this.GPRMC = new SharpGPS.NMEA.GPRMC(); this.PGRME = new SharpGPS.NMEA.GPRME(); this.GPGSV = new SharpGPS.NMEA.GPGSV(); }