Furuno GP-30/35 User Manual
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7-9
Route data format
$GPRTE, x, x, a, cc, c----c, c----c, ... , c----c <CR><LF>
1 2 3 4
5
6
12
Figure 7-24 Route data format
1:
Number of sentences required for one complete route data (1 to 4). See Note.
2:
Number of sentences currently used (1 to 4)
3:
Message mode (Always set to C).
4:
Route No. (01 to 30, 2 digits required)
5
through
12
: Waypoint name (Max. 8 names, length of each waypoint name is fixed to 7
byte)
1st byte: Skip code '–' (Hyphen) = Skip ON, Space code = Skip OFF
After 2nd byte: Waypoint name (fixed to 6 bytes)
Note: A route can contain max. 30 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 route data has been divided.
Route comment data format
$PFEC, GPrtc, xx, c----c <CR><LF>
1
2
Figure 7-25 Route comment data format
1:
Route No. (01 to 30, 2 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, CTL, E <CR><LF>
Figure 7-26 End of sentence