Omron CS CJ1W-ETN21 User Manual

125
Using Socket Services by Manipulating Dedicated Control Bits Section 6-7
TCP Socket Close Request
6-7-7 Timing Charts
The timing of flags for socket services (Opening, Receiving, Sending, or Clos-
ing Flag) when the Request Switches are used and the changes in the
response code are shown in the following chart.
Closing during Other
Processes
The Close Request Switch or Force-close Switch can be used to close a
socket even when open, receive, or send processing is being executed. Clos-
ing is the only other process that is possible during other processes.
Response
code
Meaning
0000 Normal end
0302 CPU Unit error; cannot execute.
2210 The specified socket is not been connected.
2211 Unit is busy; cannot execute.
2607 Specified Socket Service Parameter Area is already being used for
another socket.
Request
Switch
Response
code
Flag
Response code stored
Request Switch
turned ON.
Request
accepted.
Not synced with
Request Switch.

Omron CS CJ1W-ETN21 Specifications

General

Model	CJ1W-ETN21
Category	Network Hardware
Manufacturer	Omron
Number of Ports	1
Communication Standard	Ethernet
Data Link Layer	IEEE 802.3
Transmission Speed	10/100 Mbps
Type	Ethernet Unit
Series	CJ Series
Compatible PLC Series	CJ Series
Communication Protocol	TCP/IP
Power Supply	24 VDC
Weight	0.15 kg
IP Address Setting	rotary switch or software