JRC J-NAV 500 - Page 80

GPS Navigator J-NAV500
79
GLL sentences
$GPGLL,ddmm.mmm,a,dddmm.mmm,a,hhmmss,A*hh<CR><LF>
1, 2 : Latitude ((Degree, Minute), N/S
3, 4 : Longitude (Degree, Minute), E/W
5 : UTC of position (Hour, minute, Second)
6 : Data status A: valid, V: invalid
7 : Checksum
GGA sentences
$GPGGA,hhmmss,ddmm.mmm,a,dddmm.mmm,a,x,x,xx,uxxxx,M,,M,,*hh<CR><LF>
1 : UTC of position (Hour, Minute, Second)
2, 3 : Latitude ((Degree, Minute), N/S
4, 5 : Longitude (Degree, Minute), E/W
6 : GPS quality indicator 0 = GPS No Fix, 1= GPS Fix, 2 = Differential GPS Fix
7 : Number of statellites in use for position fix
8 : Horizontal dilution of precision (HDOP)
9, 10 : Antenna height above/below mean-sea-level (m), u:sign
11 : Checksum
VTG sentences
$GPVTG,xxx,T,xxx,M,xx.x,N,,*hh<CR><LF>
1, 2 : Course, degree true
3, 4 : Course, degree Magnetic
5, 6 : Speed (knots)
7 : Checksum
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