ashtech DG14, Справочное руководство

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Differential Operation 73
Differential Operation
station located within 30 km from any station in the beacon directory, then the
existing station is replaced with the one received from RTCM Message 7 in
the beacon directory. If the RTCM type 7 information received is from a
station more than 30 km from any station in the Beacon directory then the
new station will be added to the beacon directory.
Adding Stations to the Beacon Directory
To add a new station to the beacon directory manually, you need the following
information:
• Latitude—required
• Longitude—required
• Range—optional
• Frequency—required
• Health—optional
• Station ID—required
• Bit Rate —required
• Modulation Code—optional
• Sync Type —optional
• Broadcast Coding—optional
Use the
$PASHS,BCN,DIR,ADD,f1,c1,f2,c2,f3,d1,d2[,d3,d4,d5,d6,d7]
command to add a new station to the beacon directory, where Table 4.5
outlines the parameters.
To replace a station, or delete some parameters, you must delete the station
and then to add a new one.
Table 4.5. $PASHS.BCN,DIR,ADD Parameters
Parameter Description
f1 Latitude
c1 North (N) or South (S)
f2 Longitude
c2 East (E) or West (W)
f3 Frequency
d1 Station ID
d2 Bit Rate
d3 Range (Kilometers)
d4 Health
d5 Modulation Code