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DL-V3 Firmware Reference Manual Rev 2
Chapter 3
DL-V3 Logs
3.6
FILEHDR
Logfile Header
The FILEHDR log contains header information for the file specified by
currentfile
.
Structure:
Message ID = 147
Log Type: Polled
Field
Data
Description
Bytes
Format
Units
Offset
1
Header
Log header, see
-
-
0
2
FileName
File name at creation
12
Char[ ]
-
H
3
FileSize
File size
4
Ulong
bytes
H+12
4
MinSats
a
Minimum SVs used for
position logs
4
Ulong
-
H+16
5
StartGPSWeek
a
GPS Week of first log
4
Ulong
-
H+20
6
EndGPSWeek
a
GPS Week of last log
4
Ulong
-
H+24
7
StartGPSmSec
a
GPS Seconds of first log
4
GPSs
b
ms, s
H+28
8
EndGPSmSec
a
GPS Seconds of last log
4
GPSs
b
ms, s
H+32
9
Reserved for future use
4
Int
-
H+36
10
8
Double
-
H+40
11
4
Ulong
-
H+48
12
4
Ulong
-
H+52
13
FileStatus
File status information, see
4
Hexulong
-
H+56
14
VersionP
File position of the first
versionb
log
4
Ulong
-
H+60
15
TimeP
File position of the first
timeb
log
4
Ulong
-
H+64
16
ProjectP
File position of the first
projectdefb
log
4
Ulong
-
H+68
17
GroupP
File position of the first
groupdefb
log
4
Ulong
-
H+72
Continued on Page 83