Furuno FAR-2107(-BB) - Manual (Page 267)

APPENDIX
AP-17
RTE - Route
$--RTE,x.x,x.x,a,c--c,c--c,.....,c--c*hh<CR><LF>
| | | | | | |
| | | | | | +--------- 7
| | | | | +------------ 6
| | | | +---------------------- 5
| | | +--------------------------- 4
| | +------------------------------- 3
| +---------------------------------- 2
+-------------------------------------- 1
1. Total number of messages being transmitted
2. Message number
3. Message mode:
c=complete route, all waypoints
w=working route, first listed waypoint is "FROM",
second is "TO" and remaining reset of route
4. Route identifier
5. Waypoint identifier
6. Waypoint "n" identifier
7. Checksum
THS - True heading and status
$--THS,xxx.x,a*hh<CR><LF>
| | | ---------------- 3
| | ---------------- 2
+----------- 1
1. Heading, degrees true
2. Status
A: Autonomous
E: Estimated (dead reckoning)
M: Manual input
S: Simulator mode
V: Data not valid
3. Checksum