Furuno FMD3100 - ETL - Engine Telegraph Operation Status; GGA - Global Positioning System Fix Data; GLL - Geographic Position, Latitude;Longitude

APPENDIX 3 DIGITAL INTERFACE
AP-10
ETL - Engine telegraph operation status
GGA - Global positioning system fix data
GLL - Geographic position, latitude/longitude
$**ETL,hhmmss.ss,a,xx,xx,a,x*hh<CR><LF>
1 2 3 4 5 6
1. Event time (UTC)
2. Message type (O=order A=answerback)
3. Position indicator of engine telegraph
00 = Stop engine
01 = [AH] Dead Slow
02 = [AH] Slow
03 = [AH] Half
04 = Full
05 = [AH] Nav. Full
11 = [AS] Dead Slow
12 = [AS] Slow
13 = [AS] Half
14 = [AS] Fulll
15 = [AS] Crash Astern
4. Position indication of sub telegraph (000 to 100)
5. Operating location indicator (B=bridge P=port wing S=starboard wing C=engine control room
E=engine side/local W=wing
6. Number of engine or propeller shaft (000 to 100)
$--GGA,hhmmss.ss,llll.lll,a,yyyyy.yyy,a,x,xx,x.x,x.x,M,x.x,M,x.x,xxxx*hh<CR><LF>
1 2 3 4 5 6 7 8 9 10 11 12 13 14
1. UTC of position (no use)
2. Latitude (0000.00000 - 9000.00000)
3. N/S
4. Longitude (0000.00000 - 18000.00000)
5. E/W
6. GPS quality indicator (1 - 8)
7. Number of satllite in use (No use)
8. Horizontal dilution of precision (0.0 - 999.9)
9. Antenna altitude above/below mean sealevel (No use)
10. Unit, m (No use)
11. Geoidal separation (No use)
12. Unit, m (No use)
13. Age of differential GPS data (0 - 999)
14. Differential reference station ID (No use)
$--GLL,llll.lll,a,yyyyy.yyy,a,hhmmss.ss,a,x*hh<CR><LF>
1 2 3 4 5 6 7
1. Latitude (0000.00000 - 9000.00000)
2. N/S
3. Longitude (0000.00000 - 18000.00000)
4. E/W
5. UTC of position (No use)
6. Status (A=data valid V=data invalid)
7. Mode indicator (A=Autonomous D=Differential E=Estimated M=Manual input S=Simulator)