NMEA $GPRMA messages

hi Guys,

A quick example on what $GPRMA messages are. Keep in mind that the sentence Identifier can also be displayed as $GNRMA. The message is the same but some GNSS receivers use this format.

$GPRMA
Recommended minimum specific Loran-C data
eg. $GPRMA,A,llll.ll,N,lllll.ll,W,ss.s,ccc,vv.v,W*hh
1 = Data status
2 = Latitude
3 = N/S
4 = longitude
5 = W/E
6 = not used
7 = not used
8 = Speed over ground in knots
9 = Course over ground
10 = Variation
11 = Direction of variation E/W
12 = Checksum


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