JRC JLR-7700MKII Instruction Manual page 94

VTG sentence
$GPVTG,xxx,T,xxx,M,xx.x,N,xx.x,K*hh<CR><LF>
1 2 3 4 5 6 7 8 9
1 and 2 :
3 and 4 :
5 and 6 :
7 and 8 :
9 :
XTE sentence
$GPXTE,A,,x.xx,a,N*hh<CR><LF>
1 2 3 4 5
1 :
2 :
3 :
4 :
5 :
ZDA sentence
$GPZDA,hhmmss,xx,xx,xxxx,xx,xx*hh<CR><LF>
1 2 3
1 :
2 :
3 :
4 :
5 :
6 :
7 :
DTM sentence
$GPDTM,ccc, a, , , , , , ccc*hh<CR><LF>
1 2
1 :
2 :
3 :
True course (degree)
Magnetic course (degree)
Speed (knot), the unit is fixed to N (knot)
Speed (km/h), the unit is fixed to K (km)
Checksum
Status, A= Valid, V = Invalid
Cross-track error (NM)
Direction to steer (L or R)
Unit is fixed to N (nautical mile)
Checksum
4 5 6 7
UTC time (hour, minute, and second)
Day (UTC)
Month (UTC)
Year (UTC)
Hour (local zone)
Minute (local zone)
Checksum
3
Local datum W84
ccc
Null (Local datum subdivision code)
W84 (Reference datum)
WGS84, W72 WGS72,
another datum number (see Attachment 2-B table 1 and 2)
JLR-7700 MK 2 GPS Navigator
93