9 Socket Service
9-14
NY-series Industrial Panel PC / Industrial Box PC Built-in EtherNet/IP Port User’s Manual (W563)
9-6
Details on Using the Socket Services
The built-in EtherNet/IP port has the total number of sockets for TCP and UDP that is given in the fol-
lowing table.
To use these sockets for communications, special ST instructions for sockets are executed to execute
the following processes.
9-6-1
Using the Socket Services
UDP/TCP
Number of sockets
NY-series Controller
UDP socket service
Total of 30 sockets
TCP socket service
Open processing:
This process places the socket in a usable state. This is the first process that is exe-
cuted when using socket services. With TCP, open processing is performed until a
connection is established.
Close processing:
This process ends the use of the socket. With TCP, it closes the connection.
Send processing:
This process sends data from the socket.
Receive processing:
This process receives data from the socket.
Clear processing:
This process clears data in the receive buffer received from the remote node.
Summary of Contents for Sysmac NY512-1300
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