Binary; Table 4 Ascii Message Header Structure - Novatel GPStation-6 User Manual

Gnss ionospheric scintillation and tec monitor (gistm) receiver
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Messages
Field # Field Name
1
Sync
2
Message
3
Port
4
Sequence # Long
5
% Idle Time Float
6
Time Status Enum
7
Week
8
Seconds
9
Receiver
Status
10
Reserved
11
Receiver
s/w Version
12
;
Example Log:
#RAWEPHEMA,COM1,0,35.0,SATTIME,1364,496230.000,00100000,97b7,2310;
30,1364,496800,8b0550a1892755100275e6a09382232523a9dc04ee6f794a0000090394ee,8b05
50a189aa6ff925386228f97eabf9c8047e34a70ec5a10e486e794a7a,8b0550a18a2effc2f80061c
2fffc267cd09f1d5034d3537affa28b6ff0eb*7a22f279
3.3.1

Binary

Binary messages are meant strictly as a machine readable format. They are also ideal for applications
where the amount of data transmitted is fairly high. Due to the inherent compactness of binary as
opposed to ASCII data, messages are much smaller. The smaller message size allows a larger amount
of data to be transmitted and received by the receiver's communication ports. The structure of all
GPStation-6 User Manual Rev 2
Table 4: ASCII Message Header Structure
Field
Type
Char
Sync character. The ASCII message is always preceded
by a single '#' symbol
Char
The ASCII name of the log or command (lists are in Table
10, page 44 and Table 52, page 269)
Char
The name of the port from which the log was generated.
The string is made up of the port name followed by an _x
where x is a number from 1 to 31 denoting the virtual
address of the port. If no virtual address is indicated, it is
assumed to be address 0
Used for multiple related logs. It is a number that counts
down from N-1 to 0, where 0 means it is the last one of the
set. Most logs only come out one at a time in which case
this number is 0
The minimum percentage of time the processor is idle,
between successive logs, with the same Message ID
The value indicates the quality of the GPS reference time
(see Table 9, GISTM Commands on page 47)
Ulong
GPS reference week number
GPSec
Seconds from the beginning of the GPS reference week;
accurate to the millisecond level
Ulong
An eight digit hexadecimal number representing the
status of various hardware and software components of
the receiver, between successive logs, with the same
Message ID (see Table 99 on page 523)
Ulong
Reserved for internal use.
Ulong
A value (0 - 65535) representing the receiver software
build number
Char
The character indicates the end of the header
Description
Ignored on
Input
N
N
Y
N
Y
Y
Y
Y
Y
Y
Y
N
34

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