EIP Protocol
PLX30 Series
User Manual
Ethernet and Serial Gateways
Page 72 of 200
ProSoft Technology, Inc.
September 19, 2012
The structure of the command list error data area (which is the same for all
Clients) is displayed in the following table.
Offset
Description
0
Command #1 Error Code
1
Command #2 Error Code
2
Command #3 Error Code
3
Command #4 Error Code
4
Command #5 Error Code
.
.
.
.
.
.
97
Command #98 Error Code
98
Command #99 Error Code
99
Command #100 Error Code
A non-zero error code indicates an error. To interpret the status/error codes, refer
to
(page 73).
EIP Server Status Data
The following table lists the addresses in upper memory that hold status data for
each EIP server.
EIP Server
Address Range
0
8900 through 8915
1
8916 through 8931
2
8932 through 8947
3
8948 through 8963
4
8964 through 8979
The content of each server’s status data area is structured the same. The
following table describes the content of each register in the status data area.
Offset
Description
0 through 1
Connection State
2 through 3
Open Connection Count
4 through 5
Socket Read Count
6 through 7
Socket Write Count
8 through 15
Peer IP