4.2.9
Geographic Position (GLL)
$GPGLL,<1>,<2>,<3>,<4>,<5>,<6>,<7>*hh<CR><LF>
<1>
Latitude, ddmm.mmmm format (leading zeros will be transmitted) (The GPS 16A reports the
decimal fraction of minutes with 5 digits of precision)
<2>
Latitude hemisphere, N or S
<3>
Longitude, dddmm.mmmm format (leading zeros will be transmitted) (The GPS 16A reports
the decimal fraction of minutes with 5 digits of precision)
<4>
Longitude hemisphere, E or W
<5>
UTC time of position fix, hhmmss format
<6>
Status, A = Valid position, V = NAV receiver warning
<7>
Mode indicator (only output if NMEA 0183 version 2.30 active), A = Autonomous,
D = Differential, E = Estimated, N = Data not valid
4.2.10 Estimated Error Information (PGRME)
$PGRME,<1>,M,<2>,M,<3>,M*hh<CR><LF>
<1>
Estimated horizontal position error (HPE), 0.0 to 999.9 meters
<2>
Estimated vertical position error (VPE), 0.0 to 999.9 meters
<3>
Estimated position error (EPE), 0.0 to 999.9 meters
4.2.11 GPS Fix Data Sentence (PGRMF)
$PGRMF,<1>,<2>,<3>,<4>,<5>,<6>,<7>,<8>,<9>,<10>,<11>,<12>,<13>,<14>,<15>*hh<CR><LF>
<1>
GPS week number (0 to 1023)
<2>
GPS seconds (0 to 604799)
<3>
UTC date of position fix, ddmmyy format
<4>
UTC time of position fix, hhmmss format
<5>
GPS leap second count
<6>
Latitude, ddmm.mmmm format (leading zeros will be transmitted) (The GPS 16A reports the
decimal fraction of minutes with 5 digits of precision)
<7>
Latitude hemisphere, N or S
<8>
Longitude, dddmm.mmmm format (leading zeros will be transmitted) (The GPS 16A reports
the decimal fraction of minutes with 5 digits of precision)
<9>
Longitude hemisphere, E or W
<10>
Mode, M = manual, A = automatic
<11>
Fix type, 0 = no fix, 1 = 2D fix, 2 = 3D fix
<12>
Speed over ground, 0 to 1851 kilometers/hour
<13>
Course over ground, 0 to 359 degrees, true
<14>
Position dilution of precision, 0 to 9 (rounded to nearest integer value)
<15>
Time dilution of precision, 0 to 9 (rounded to nearest integer value)
4.2.12 Map Datum (PGRMM)
The Garmin Proprietary sentence $PGRMM gives the name of the map datum currently in use by the GPS
sensor. This information is used by the Garmin MapSource real-time plotting application.
$PGRMM,<1>*hh<CR><LF>
<1>
Name of map datum currently in use (variable length field, e.g., "WGS 84")
190-00228-20
GPS 16/17 Technical Specifications
Page 19
Rev. C
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