Magellan GPS 315 Guide De L'utilisateur page 61

NMEA OUTPUT DATA FORMAT - VERSION 1.5
APA Autopilot Format A
1 2 3
APA,A,A,X.XX,L,N,A,A,XXX.,M,CCC
1 OR'ed Blink and SNR (A = valid, V = invalid)
2 Cycle Lock (A = valid, V = invalid)
3-5 Cross Track, Sense (L = steer left, R = steer Right), N.Mi. Units
6-7 Arrival Circle, Arrival Perpendicular (crossing of the line
to the course line and which passes through the destination waypoint.
8-9 Bearing dest. WPT. from origin WPT., Magnetic
10 Dest WPT. identifier
BWC To Selected Waypoint, Great Circle
1
BWC,XXXXXX,XXXX.XX,N,XXXXX.XX,W,XXX.,T,XXX.,M,XXX.X,N,CCCC
1 UTC of Bearing
2-3 Lat, N or S of waypoint
4-5 Long, E or W of waypoint
6-7 Bearing, True
8-9 Bearing, Magnetic
10-11Distance, naut. miles
12 Waypoint identifier
GLL Geographic Position — Latitude/Longitude
1 2 3
GLL,1111.11,a,yyyyy.yy,a,hhmmss.ss,A*hh
1-2 Latitude, N/S
2-3 Longitude, E/W
4 UTC of position
6 Status A = Data valid
Magellan GPS 315/GPS 320
4 5 6 7 8
2 3 4
4 5 6
9 10
5 6 7 8 9 10
which is perpendicular
11 12
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