3.8.5Priorität der einzelnen NMEA Sätze
Folgende Tabelle zeigt die Priorität der NMEA Sätze. Sätze mit höherer Priorität sind oben gelistet.
Positioning System | Source | Priority |
|
| HIGH |
Time of Position |
|
|
Latitude/Longitude | GNS |
|
Position accuracy | GLL |
|
| GGA |
|
| RMC |
|
Rate of Turn(ROT) | ROT |
|
Reference Datum | DTM |
|
|
|
|
Speed over Ground | VBW |
|
| VTG |
|
| OSD |
|
| RMC |
|
Heading | HDT |
|
| OSD |
|
RAIM Indicator | GBS |
|
|
|
|
|
| LOW |
|
|
|
3.8.6Unterstützte NMEA 0183 Sätze
DTM - Reference
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
Beschreibung der Felder
1)Local datum code
2)Local datum subdivision code
3)latitude offset, minutes
4)N or S (North or South)
5)longitude offset, minutes
6)E or W (East or West)
7)altitude offset, meters
8)Reference datum code ((W84,W72,S85,P90)
9)CRC
Used Fields: 1,8
1: Local datum code
8: Reference datum code
GGA - | Positioning System Fix Data |
|
|
|
|
|
|
|
| ||
Time, | Position and fix related data form GPS receiver. |
|
|
| |||||||
|
|
|
|
|
|
|
| 11 |
|
|
|
| 1 | 2 | 3 4 | 5 6 7 | 8 | 9 | 10 | 12 13 | 14 | 15 | |
|
|
Field Numbers:
1)UTC
2)Latitude
3)N or S (North or South)
20 |