ashtech HDS800, Справочное руководство

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Other Procedures & Memos
Source Table
Header
Server: <NtripCasterIdentifier>/<NtripVersion><CR><LF>
Content-Type: text/plain<CR><LF>
Content-Length: <Content-Length><CR><LF>
<CR><LF>
<Content-Length> gives the total size of the source-table
records (a decimal number of bytes).
The actual source-table records follow the header fields.
Data STReam
Record
Below is an example of a data stream record. The table below
describes the syntax used.
STR;BRUS0;Brussels;RTCM2.0;1(1),3(60),16;0;GPS;Misc;BEL;50.80;
4.36;0;0;Ashtech UZ-12;none;B;N;500;ROB
Record
Parameter
Meaning Format
STR Header for “data stream” 3 characters
BRUS0 Caster mountpoint 100 characters max.
Brussels
Source identifier, e.g. name of city next to source
location Undefined number of
characters
RTCM2.0 Data format
Undefined number of
characters
1(1),3(60)
RTCM message types or raw data format. Update
periods in parenthesis, in seconds Undefined number of
characters
0
Data stream contains carrier phase information:
0=No
1=Yes, L1
2=Yes, L1 & L2
Integer: “0”, “1” or “2”
GPS Navigation system(s)
Undefined number of
characters
Misc Header for “miscellaneous information”. 3 characters
BEL Country code in ISO 3166 3 characters
50.80
Station latitude or approximate rover latitude if cli-
ent requested to send NMEA message (see
below)
Floating point number,
with two decimal places
4.36
Station longitude or approximate rover longitude if
client requested to send NMEA message (see
below)
Floating point number,
with two decimal places
0
Necessity for client to send NMEA message with
approximate position to caster:
0=NMEA message not required
1=NMEA message required
Integer: “0” or “1”
0
Stream generated from single reference station or
from networked reference stations:
0=Single base
1=Network
Integer: “0” or “1”