Data Logs
Appendix C
SPAN-SE User Manual Rev 1
239
Field #
Field type
Data Description
Format
Binary
Bytes
Binary
Offset
1
PORTSTATS
header
Log header
H
0
2
#port
Number of ports with information to follow
Long
4
H
3
port
Serial port identifier, see
Enum
4
H+4
4
rx chars
Total number of characters received through this
port
Ulong
4
H+8
5
tx chars
Total number of characters transmitted through
this port
Ulong
4
H+12
6
acc rx chars
Total number of accepted characters received
through this port
Ulong
4
H+16
7
dropped chars
Number of software overruns
Ulong
4
H+20
8
interrupts
Number of interrupts on this port
Ulong
4
H+24
9
breaks
Number of breaks
(This field does not apply for a USB port and is
always set to 0 for USB.)
Ulong
4
H+28
10
par err
Number of parity errors
(This field does not apply for a USB port and is
always set to 0 for USB.)
Ulong
4
H+32
11
fram err
Number of framing errors
(This field does not apply for a USB port and is
always set to 0 for USB.)
Ulong
4
H+36
12
overruns
Number of hardware overruns
Ulong
4
H+40
13
Next port offset = H + 4 + (#port x 40)
14
xxxx
32-bit CRC (ASCII and Binary only)
Hex
4
H+4+
(#port x
40)
15
[CR][LF]
Sentence terminator (ASCII only)
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