Japan Radio Co. JSS-2150, Руководство по обслуживанию

Страница: 27 / 160

CONFIGURATION AND SPECIFICATIONS
1-13
(1.2) List of sentences and associated data fields
(1.2.1) GGA – Global positioning system (GPS) fix data
$--GGA, hhmmss, llll.ll, a, yyyyy.yy, a, x, xx, x.x, x.x, M, x.x, M, x.x, xxxx *hh<CR><LF>
Differential reference
station ID, 0000-1023
Age of differential GPS data
Units of geoidal separation, m
Geoidal separation
Units of antenna altitude, m
Antenna altitude above/below mean sea level
(geoid)
Horizontal dilution of precision
Number of satellites in use, 00-12, may be different
from the number in view
GPS quality indicator
Longitude E/W
Latitude N/S
UTC of position
(1.2.2) GLL – Geographic position – Latitude/longitude
$--GLL, llll.ll, a, yyyyy.yy, a, hhmmss.ss, A, a *hh<CR><LF>
Mode indicator:
A = Autonomous, D = Differential, E = Estimated
M = Manual input, S = Simulator, N = Data not valid
Status: A= data valid, V= data invalid
UTC of position
Longitude, E/W
Latitude, N/S