CV500ETN01 Omron, CV500ETN01 Datasheet - Page 192
CV500ETN01
Manufacturer Part Number
CV500ETN01
Description
Programmable Logic Controller
Manufacturer
Omron
Datasheet
1.CV500ETN01.pdf
(285 pages)
Specifications of CV500ETN01
Peak Reflow Compatible (260 C)
No
Leaded Process Compatible
No
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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7-3-9
Command Block
Response Block
Results Storage Format
Parameters
Socket Option (Command)
UDP Socket Number
(Command)
Results Storage Area
(Command)
Local UDP Port Number
(Command)
Response Codes
Command/Response Reference
UDP OPEN REQUEST
Requests processing to open a socket.
The socket option specified as 1 byte. The setting is not valid for this com-
mand. Set to 0.
The UDP socket number to be opened specified as 1 byte between 1 and 8.
The area in which the results of the command execution are stored. The first
byte specifies the memory area and data type (variable type). The 2nd to 4th
bytes specify the beginning address of the results storage area. Refer to
page 158 for details about the variable types and addresses that can be spec-
ified.
The UDP port number for communications with the socket is specified as 2
bytes (0 cannot be specified). Packets received at this port are distributed to
the socket specified in the UDP socket number, and send packets are distrib-
uted from the UDP socket to this port.
The following ports for the Ethernet Unit's communications services cannot be
specified.
Results storage
response code
Command code
0000
0105
0302
1001
Command
27 01
27 01
• UDP port No. used for FINS (Default: 9600)
• UDP port No. used for DNS server access (Default: 53)
• UDP port No. used for SNTP server access (Default: 123)
Response code
code
Response
Socket option
code
UDP socket number
Results storage area
Normal
Local IP address setting error
CPU Unit error; execution not possible.
Command too large
Local UDP
port number
Description
Section 7-3
167
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