uses
System,
LCLType,
LResources,
LCLIntf,
Classes,
Forms,
SysUtils,
gpsdatadef,
gpsutilities,
nmea_gpgga,
nmea_gpgsa,
nmea_gpgsv,
nmea_gprmc,
nmea_gpvtg,
nmea_gpgll,
nmea_gpbod,
nmea_gpwpl,
nmea_gprte,
nmea_gpgarmin,
strutils;