Furuno DS-60 Operator's Manual page 78

APPENDIX 2 DIGITAL INTERFACE
GGA - Global Positioning System Fix Data
$ ** GGA, hhmmss.ss, lill.ll, a, yyyyy.yy, a, x, xx, x.x, x.x, M, x.x, M, x.x, xxxx *hh <CR><LF>
1
1. UTC (no use)
2. Latitude, N/S
3. N/S
4. GPS quality indicator
5. E/W
6. Quality index
7. Satellites used (no use)
8. DOP (no use)
9. Antenna height above the sea level (no use)
10. Unit (M) (no use)
11. Geoid height (no use)
12. Unit (M) (no use)
13. Age of differential GPS date (no use)
14. Differential reference station ID (no use)
GLL - Geographic position
$ ** GLL, llll.ll, a, yyyyy.yyy, a, hhmmss.ss, x, x *hh <CR><LF>
1 2
1. Latitude
2. N/S
3. Longitude
4. E/W
5. UTC of Position
6. Status (A: Data valid, V: Data not valid)
7. Mode indicator (A: Autonomous, D: Differential mode, S: Simulator mode)
GNS - GNSS Fix Data
$ ** GNS, hhmmss.ss, llll.ll, a, yyyyy.yyy, a, cc, xx, x.x, x.x, x.x x.x, x.x *hh <CR><LF>
1
1. UTC of position (no use)
2. Latitude
3. N/S
4. Longitude
5. E/W
6. Mode indicator (N=No fix, A=Autonomous, D=Differential, P=Precise, R=Real Time Kinetic, F=Float RT
E=Estimated Mode, M=Manual Input Mode, S=Simulator Mode
7. Total number of satllite in use (no use)
8. HDOP (no use)
9. Antenna altitude (no use)
10. Geoidal separation (no use)
11. Age of differential data (no use)
12. Differential reference station ID (no use)
AP-4
2 3 4 5 6 7
3 4 5
2 3 4 5 6
8 9 10 11 12 13
6 7
7 8 9 10 11 12
14