Omron CS1W-ETN21 - Manual (Page 208)

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Command/Response Reference Section 7-3
Response Codes
7-3-20 FINS/TCP CONNECTION STATUS READ
Reads the FINS/TCP connection status.
Command Block
Response Block
Parameters
FIFINS/TCP Connection
No. (Command,
Response) Command: Specifies, in two bytes, the FINS/TCP connection number (1 to
16) for which the status is to be read.
Response: Specifies the FINS/TCP connection number (1 to 16) for which the
status was read.
Connection Service
(Response) Specifies the service that is being used for the FINS/TCP connection as a
number.
0003: FINS/TCP server
0004: FINS/TCP client
Local IP Address
(Response) Specifies the IP address for the local node in hexadecimal.
Local TCP Port Number
(Response) Specifies the TCP port number for the local node.
Remote IP Address
(Response) Specifies the IP address for the remote node in hexadecimal.
Response code Description
0000 Normal
0105 Node address setting error
Local IP address setting error
0302 CPU Unit error; execution not possible.
1001 Command too large
1002 Command too small
1100 Connection number not set from 1 to 16
Remote IP address set to 0
Remote TCP port number set to 0
2230 Connection already established with specified remote node
2231 Specified connection number not set as FINS/TCP client in
Unit Setup
2232 Remote node change processing for specified connection
number aborted because change request received during pro-
cessing
27 31
FINS/TCP
connection No. Command
code
Connection
service TCP transition
27 31
Command
code
Local TCP
port number
Remote IP
address
Remote TCP
port number
Response
code
Local IP address FINS/TCP
connection
No.