4 SBF Reference
GEOServiceLevel
Number:
5917
"OnChange"
interval: block generated each time MT27 is re-
ceived from an SBAS satellite
This block contains a decoded service level message for a geostationary SBAS satellite as sent
in message type 27. Refer to section A.4.4.13 of the DO-229 standard for further details.
Parameter
Type Units
Do-Not-Use
Description
Sync1
c1
Block Header, see 4.1.1
Sync2
c1
u2
ID
u2
Length
u2
1
byte
u4
0.001
s
4294967295
u2
1
week
65535
u1
ID of the SBAS satellite from which this service level message was re-
ceived (see 4.1.9)
Reserved
u1
Reserved for future use, to be ignored by decoding software
IODS
u1
Issue of Data Service level, ranging from 0 to 7
nrMessages
u1
Number of service messages (MT27), from 1 to 8
MessageNR
u1
Service message number, from 1 to 8
PriorityCode
u1
Priority Code, from 0 to 3
dUDREI_In
u1
UDRE Indicator for users inside the service region, from 0 to 15
dUDREI_Out
u1
UDRE Indicator for users outside the service region, from 0 to 15
N
u1
Number of Regions in this message.
This is the number of
ServiceRegion
sub-blocks. Ranging from 0 to 7
SBLength
u1
1
byte
Length of the
ServiceRegion
sub-blocks in bytes
Regions
...
...
A succession of N
ServiceRegion
sub-blocks, see definition below
Padding
u1[..]
Padding bytes, see 4.1.5
ServiceRegion
sub-block definition:
Parameter
Type Units
Description
Latitude1
i1
1
degree Coordinate 1 latitude, from -90 to +90
Latitude2
i1
1
degree Coordinate 2 latitude, from -90 to +90
Longitude1
i2
1
degree Coordinate 1 longitude, from -180 to +180
Longitude2
i2
1
degree Coordinate 2 longitude, from -180 to +180
RegionShape
u1
Region Shape: 0=triangular, 1=square
Padding
u1[..]
Padding bytes, see 4.1.5
379
Summary of Contents for PolaRx5TR
Page 1: ...PolaRx5TR Reference Guide Applicable to version 5 5 0 of the Firmware ...
Page 73: ...3 Command Line Reference Chapter 3 Command Line Reference 73 ...
Page 130: ...3 Command Line Reference COM1 gim CR R gim IonosphereModel off COM1 130 ...
Page 237: ...3 Command Line Reference COM1 237 ...
Page 279: ...3 Command Line Reference COM1 279 ...
Page 294: ...4 SBF Reference Chapter 4 SBF Reference 294 ...