Furuno NX-700B - Manual (Page 62)

4. INSTALLATION
4-16
ACK: Acknowledge
$--ACK,xxx*hh<CR><LF>
| |
| + ------------------------2
+-----------------------------1
1. Local alarm number(identifier)
2. Checksum
GNS:
$--GNS,hhmmss.ss,llll.lll,a,yyyyy.yyy,a,c--c,xx,x.x,x.x,x.x,x.x,x.x*hh<CR><LF>
| | | | | | | | | | | | |
| | | | | | | | | | | | +--- 11
| | | | | | | | | | | +------ 10
| | | | | | | | | | +---------- 9
| | | | | | | | | +-------------- 8
| | | | | | | | +------------------ 7
| | | | | | | +---------------------- 6
| | | | | | +------------------------- 5
| | | | | +------------------------------ 4
| | | +-----+--------------------------------- 3
| +-----+--------------------------------------------- 2
+------------------------------------------------------------- 1
1. UTC of position
2. Latitude, N/S
3. Longitude, E/W
4. Mode indicator
5. Total number of satllite in use,00-99
6. HDOP
7. Antenna altitude, metres, re:mean-sea-level (geoid)
8. Geoidal separation
9. Age of differential data
10. Differential reference station ID
11. Checksum