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9. Exclusive Commands 1
OPEN
- 323 -
Device Item Setting data
Setting
range
Setting
side
(S2) + 3 Blank 0
(S2) + 4 to
(S2) + 5
Client device
IP address
Designate the client device's IP address.
(Set 0×A8C00101 for IP = 168.192.1.1)
1
H
to
FFFFFFFF
H
User
(S2) + 6 Client device
port No.
Designate the port No. for the client device. 1025 to
65535
User
(S2) + 7 to
(S2) + 9
Blank 0
(2) Error codes
The errors that occur when each dedicated command is executed, and the error codes are show
below.
Error
code
Details OPEN BUFSND BUFRCV CLOSE
2111
H
The input/output No. is not 20, 28, or 30.
The head character of the input/output No. is not "U".
The Ethernet I/F card is not mounted in the
designated slot.
{ { { {
4100
H
The device designation in the command is illegal.
{ { { {
C014
H
The initialization process or open process is not
completed.
{ {
C017
H
An error occurred when opening the TCP
connection.
{
C020
H
The data length exceeds the tolerable range.
{ {
C021
H
An error completion response was received.
{
C022
H
The response was not received within the response
monitor timer value.
{
C030
H
A transmission error occurred.
{
C033
H
A client device with the set IP address does not exist.
{
C1A6
H
BUFSND was executed in a connection opened for
reception.
BUFRCV was executed in a connection opened for
transmission.
An opened connection was opened again.
The connection No. is not within the specified range.
{ { { {