NavCom Technology GPS Products, Руководство пользователя

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SF-2050 User Guide - Rev. E
Message Rate Description
44
On
Change
Packed Almanac
81
On
Change
Packed
Ephemeris
86
On
Change
Channel
Status
A0
On
Change
Alert Text Message
AE
600
Seconds
Identification Block
B0
On
Change
Raw Measurement Data
B1
On
Change
PVT
Block
Table 6: Factory Setup Proprietary Messages COM 2
‡
The term “On Change” indicates that the SF-2050 will
output the specified message only when the
information in the message changes. Thus in some
cases, there may be an epoch without a message block
output.
•
44 Packed
Almanac
: This message provides data
corresponding to each satellite in the
GPS
constellation. This information includes GPS Week
number of
almanac
collected,
GPS
Time of week [in
4-31