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5700 GPS Receiver User Guide 129
NMEA-0183 Output 12
Reference
Time
Time values are presented in Universal Time Coordinated (UTC) and
are represented as hhmmss.cc,where:
• hh is hours, from 00 to 23
• mm is minutes
• ss is seconds
• cc is hundredths of seconds
12.4NMEA Messages
When NMEA-0183 output is enabled, the following messages can be
generated.
GGA Time, Position, and Fix Related Data
An example of the GGA message string is shown below. Table 12.2
describes the message fields.
$GPGGA,172814.0,3723.46587704,N,12202.26957864,W,
2,6,1.2,18.893,M,-25.669,M,2.0,0031*4F
Table 12.2 GGA message fields
Field Meaning
1 UTC of position fix
2 Latitude
3 Direction of latitude:
N: North
S: South
4 Longitude
5 Direction of longitude:
E: East
W: West