Agcinfob - Novatel WAAS G-III User Manual

Data Logs
5.5.1

AGCINFOB

This log contains information about the automatic gain control mechanism. All frequencies are reported in one
log.

Some frequencies may be reported more than once in the AGCINFOB log.
Output states:
Valid trigger:
Frequency:
Message ID:
Header Format:
Field Field Name
1 Header
2 #freq
3 Agcword
4 Reserved
5 Pulse width
6 Modulus
7 Bin1
8 Bin2
9 Bin3
10 Bin4
11 Bin5
12 Bin6
13 Noise floor
14 Pulses blanked
15 DC offset
16 Reserved
17 Reserved
18... Next RF deck, offset = H+4+(#previous freq*88)
Variable 32-bit CRC
WAAS G-III Reference Receiver User Manual Rev 1
Configuration, Operational, Maintenance
ONTIME, ONCE
Requested frequency
4096
G-III Log
Description
G-III log header
Number of entries
AGC status word (See Table 35, AGC Status
Word on Page 94)
Reserved
VARF pulse width
VARF modulus
A/D bin 1 (%)
A/D bin 2 (%)
A/D bin 3 (%)
A/D bin 4 (%)
A/D bin 5 (%)
A/D bin 6 (%)
Calculated noise floor
Ratio of samples blanked over the previous
second
A/D DC offset estimate (samples)
Reserved
Reserved
Chapter 5
Binary
Format # Bytes
Offset
H 0
Ulong 4 H
Ulong 4 H+4
Ulong 4 H+8
Ulong 4 H+12
Ulong 4 H+16
Double 8 H+20
Double 8 H+28
Double 8 H+36
Double 8 H+44
Double 8 H+52
Double 8 H+60
Double 8 H+68
Float 4 H+76
Long 4 H+80
Ulong 4 H+84
Ulong 4 H+88
H + 4 +
Hex 4
(#freq*88)
93