RoyalTek REV-2000 User Manual
Page 52
RoyalTek GPS Receiver REB-2000/REB-12R REV-2000 Operational Manual
35
****B0B3 – Message Checksum and End
Sequence
Table 53 Visible List
Binary(Hex) ASCII(Decimal)
Name
Bytes Scale Example
Units
Scale Example
Message ID
1
0D
13
Visible Svs
1
08
8
CH 1 –Sv I.D
1
07
7
CH 1 –Sv Azimuth
2
0029
Degrees
41
CH 1 –Sv
Elevation
2
0038 Degrees
56
CH 2 –Sv I.D
1
09
9
CH 2 –Sv Azimuth
2
0133
Degrees
307
CH 2 –Sv
Elevation
2
002C Degrees
44
……
Payload Length:62 bytes(maximum)
Almanac Data – Message I.D.14
Output Rate:Response to poll
Example :A0A203A1 – Start Sequence
and Payload Length
0E01************* - Payload
****B0B3 – Message
checksum and End Sequence
Table 54 Visible List
Binary(Hex) ASCII(Decimal)
Name
Bytes
Scale Example
Units
Scale Example
Message ID
1
0E
14
Sv I.D.(1)
1
01
1
Almanac
Data[14][2]
28
….
Sv I.D.(32)
1
20
32
Almanac
Data[14][2]
28
Payload Length: 929 bytes(maximum)
Set Ephemeris – Message I.D.254
This command enables the user to upload
an ephemeris to the Evaluation unit.
Note – This feature is not documented in
this manual . For information on
implementation contact SiRF Technology
Inc.
Development Data – Message I.D.255
Output Rate: Receiver generated
Example :A0A2**** - Start Sequence
and Payload Length
FF************* - Payload
****B0B3 – Message Checksum and End
Sequence