Furuno GP-1850WD Operator's Manual page 71

Waypoint data format
PFEC, GPwpl, llll.lll, a, yyyyy.yyy, a, c----c, c, c----c, A <CR><LF>
1 2 3
Waypoint data format
1: Waypoint latitude
2: N/S
3: Waypoint longitude
4: E/W
5: Waypoint name (Number of characters is
fixed to 6 and space code is placed when
the number of characters are less than
6.)
6: Waypoint color
7: Waypoint comment (1 byte for mark code
+ 13 characters of comment.)
1st byte of mark code: Fixed to '@'.
2nd byte of mark code: Internal mark
code. See Note 1.
8. Information of marking waypoint. Always
set to "A".
"A": Displayed
"V": Not displayed
Note 1: Following characters can be used
for comments:
_ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789&'#
=9 =:
=>
=?
=C
=B
=F
Character available for comment
4 5 6 7 7 8
=;
= =
=<
=A
=@
=D
=E
=G =H
10. CUSTOMIZING YOUR UNIT
Route data menu
$GPRTE, x, x, a, ccc, c----c, c----c, ... , c----c <CR><LF>
1 2 3 5
4
Route data format
1: Number of sentences required for one
complete route data (1 to 4). See Note 2.
2: Number of sentences currently used (1 to
4)
3: Message mode (Always set to C)
4: Route No. (001 to 300, 3 digits required)
5 through 12: Waypoint name (Max. 8
names, length of each waypoint name is
fixed to 7 byte)
Note 2: A route can may contain 35
waypoints and GPRTE sentence for
one route data may exceed 80 byte
limitation. In this case, route data is
divided into several GPRTE
sentences (Max. 4 sentences). This
value shows the number of
sentences the route data has been
divided.
Route comment data format
$PFEC, GPrtc, xx, c----c <CR><LF>
1
Route comment format
1: Route No. (01 to 200, 3 digits required)
2: Route comment (Max. 16 characters,
variable length)
The same characters of the comment for
waypoint comment can be used.
End of sentence
$PFEC, GPxfr,
End of sentence
6 12
2
CTL, E <CR><LF>
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