LDI DIGISONDE 4D - Packet Preface; Science Data Packet General Header

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DIGISONDE-4D
SYSTEM MANUAL
VERSION 1.2.11
SECTION 5 - SYSTEM SOFTWARE – ANNEX A 5-43
Science Data Packet General Header
Table 5A- 20: Science Data Packet General Header, Length 15
Byte
Offset
Byte
Len
Mnemonic
Description
Units
Type
Range
0
4
SER_NUM_PACKET
Serial Number of Packet within the measurement,
counting from 1
-
INT32U
> 0
4
4
GROUP_INDEX
Group Index of the first Group in packet.
All Groups are indexed starting from 0
-
INT32U
8
1
N_GROUPS
Number of Groups in packet
-
INT32U
1 … 255
9
4
SER_NUM_DATABIN
Serial number of the first databin in the first Group,
Counting from 1
-
INT32U
> 0
13
2
N_DATABINS
Number of Databins in the last Group
-
INT32U
1 …
65535
Packet Preface
Table 5A- 21: Packet Preface Specification, Length Variable
Byte
Offset
Byte
Len
Mnemonic
Description
Units
Type
Range
0
17
TIME_STAMP
Time Stamp of start time (Table 5A- 13)
-
TS
17
1
SCH_NUMBER
Schedule Number (0 means manual start of sounding)
-
INT8U
0…255
18
1
PROG_NUMBER
Program Number
-
INT8U
1…255
19
2
PROC_APPLIED
Data Processing applied to data so far
-
Data
Processing
structure
N/A
21
LEN
PROG
Program Specification (see Table 5A- 6 to Table
5A- 9)
-
-
-