Installation and Service manual
Compass STD 22
Compass STD 22 Compact
194
Edition: July 1, 2005
3646/110--233.DOC010302
8
NMEA--Formats
•
NMEA 0183 Format GGA
GGA
⇒
Global Positioning System Fix Data
$----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>
Differential reference
station ID, 0000--1023
Age of Differential GPS data
Geoidal separation, meters
Altitude re: mean--sea--level (geoid), meters
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
•
NMEA 0183 Format GLL
GLL
⇒
Geopgrphic Position -- Latitude/Longitude
$----GLL,llll.ll,a,yyyyy.yy,a,hhmmss.ss,A,a**hh<CR><LF>
Mode Indicator
Status
A = Data valid
B = Data not valid
UTC of position
Longitude, E/W
Latitude, N/S
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