Specifications

APPENDIX
AP-14
GGA - Global positioning system (GPS) fix data
Time, position and fix related data for a GPS receiver.
$--GGA,hhmmss.ss,llll.ll,a,yyyyy.yy,a,x,xx,x.x,x.x,M,x.x,M,x.x,xxxx*hh<CR><LF>
| | | | | | | | | | | | | | |
| | | | | | | | | | | | | | +-- 11
| | | | | | | | | | | | | +---- 10
| | | | | | | | | | | | +--------- 9
| | | | | | | | | | +---+------------ 8
| | | | | | | | +---+------------------ 7
| | | | | | | +------------------------- 6
| | | | | | +---------------------------- 5
| | | | | +------------------------------- 4
| | | +----+--------------------------------- 3
| +---+--------------------------------------------- 2
+------------------------------------------------------------- 1
1. UTC of position
2. Latitude, N/S
3. Longitude, E/W
4. GPS quality indicator
5. Number of satllite in use,00-12, may be different from the number in view (Not used.)
6. Horizontal dilution of precision (Not used.)
7. Antenna altitude above/below mean sealevel, m (Not used.)
8. Geoidal separation, m (Not used.)
9. Age of differential GPS data (Not used.)
10. Differential reference station ID, 0000-1023 (Not used.)
11. Checksum