Furuno GP-90 Service Manual page 24

Waypoint numbers, 0000 to 1131, are classified into 7 groups.
Group
1 Original point
2 Waypoint
3 MOB
When WPs entered by using cursor
4
are saved as routes.
5 Destination selected by using cursor.
When WPs entered by using cursor
6
are not saved as route.
Destination selected from event or
7
MOB.
Table below lists the output data of waypoint marks.
Mark shape
Table 5.1 waypoint numbers
Item
Output data
none
@0
@I
@1
@2
@3
21
5. Communication with PC
Waypoint No.
Mark
(output)
00 0000
01 to 200 0001 to 0200
M Not output
0202 to 1131
0202 to 1131
0202 to 1131
0202 to 1131
Mark shape
Memory
size
1 point
200 points
1 point
900 points
30 points
Output data
@4
@J
@K
@L
@M
@P