Data Logs
Chapter 5
WAAS G-III Reference Receiver User Manual Rev 1
117
5.5.13
RAWFRAMEDATAB
This log contains the raw frame or subframe navigation data for all GPS and SBAS signals except for L2 P(Y).
One log is output for each tracked signal.
Output states
: Operational
Valid trigger
: ONNEW
Frequency
:
When a frame or subframe has been decoded
Message ID
: 4104
Header Format
:
G-III Log
Field
Field Name
Description
Format
# Bytes
Binary
Offset
1
header
G-III log header
H
0
2
sigChan
Signal channel this frame was decoded on
Ushort
2
H
3
HWchan
Hardware channel this frame was decoded on
Ushort
2
H+2
4
prn
Satellite PRN tracked
Ushort
2
H+4
5
signal type
Signal type
0 = L1 C/A GPS
1 = L2 P(Y)
2 = L1 C
3 = L2 C
4 = L5 GPS
5 = L1 C/A SBAS
6 = L5 SBAS
Ushort
2
H+6
6
reserved
Reserved
Ushort
2
H+8
7
parity status
Parity status word
See
Table 47, Parity Status
on
Page 118
Ushort
2
H+10
8
#parity failures
Number of subframes that had parity failures
since steady-state tracking
Ulong
4
H+12
9
#bits in frame
Number of bits in frame/subframe
Ulong
4
H+16
10
#bytes
Number of bytes to follow
Ulong
4
H+20
11
Data
Raw frame/subframe data
Hex
[variable]
Variable
a
H+24
12
32-bit CRC
Hex
4
Variable
a. Additional bytes of padding may be added to maintain 4 byte alignment. Padding bytes will be included in
the #bytes count.