Mitsubishi Electric FX3U-ENET-ADP, Руководство пользователя

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6 Introduction of Functions
44
FX
3U
-ENET-ADP User's Manual
6.12 Open Processing/Close Processing of the Connection
1) Protocol
Select the protocol (communication method) for each connection between "TCP" and "UDP" in
accordance with the external device.
Select "TCP" when placing importance on the reliability of communication.
For explanation of TCP/UDP, refer to Subsection 1.1.3.
2) Open system
Select the connection open system for each connection for which "TCP" is selected in "1) Protocol".
If "UDP" is selected, this specification is not required. (MC protocol anchoring)
3) Host station port No.
In this item the port number of each connection for the Ethernet adapter is set. Required only when using
MC protocol (TCP/UDP).
Setting range
MC protocol :
1025 to 5548, 5552 to 65534
Set port numbers that are not already used by other ports.
Set the port numbers for the Ethernet adapter upon consulting a network administrator.
4) Destination IP Address
Set the IP address of the communication counterpart (external device) for each connection of the
Ethernet adapter (2 words).
Required only when using MC protocol (UDP).
The IP addresses of external devices must be given values other than 0.0.0.0 (00.00.00.00H),
255.255.255.255 (FF.FF.FF.FFH).
Set the IP addresses of external devices upon consulting a network administrator.
5) Destination Port No.
Set the port number of the communication counterpart (external device) for each connection of the
Ethernet adapter.
Required only when using MC protocol (UDP).
The port numbers of the external devices are set in the range from 1025 to 65534.
Set the port numbers for the external device upon consulting a network administrator.
6.12 Open Processing/Close Processing of the Connection
This section explains the open processing/close processing of a connection.
For open settings operation of GX Works2, refer to Section 8.2.
1) Open processing
The purpose of open processing is to establish a connection with an external device in order to perform
the following forms of data communication.
They can be performed with an external device opened by the user.
- MELSOFT connection (TCP only)
- MC protocol (TCP/UDP)
Name of setting Description of setting
TCP Communicate using TCP/IP.
UDP Communicate using UDP/IP.
Name of setting Description of setting
MELSOFT connections Connection is opened by MELSOFT connection.
MC Protocol Connection is opened by MC Protocol.