Yaskawa JAPMC-CM2304-E - Manual (Page 19)

2.1 Features
2.1.2 Explicit Message Communication
2-3
2
263IF-01 Module
2.1.2 Explicit Message Communication
In explicit message communication, general message communication is possible.
In explicit message communication using the 263IF-01 Module, the Module provides both the client (UCMM) and
server (Class 3, UCMM) functions, and is mainly used in communication between the client and server (maximum
number of connected devices = 64) in 1:1 (peer-to-peer) configuration.
The following figure illustrates a layout for communication between clients and a server.
The following table shows the types of message communication and their communication triggers.
Communication Type Remarks
Message
Communication
Connected
message communication
Performs message communication after establishing a CIP
connection.
Server: Supported
Client: Not supported
Unconnected (UCMM)
message communication Performs message communication without establishing a CIP
connection.
Communication Trigger
Driven by application object
(event) Sends a message upon occurrence of an event.
(Uses a message send function.)
MP2300 263IF-01
MP2300 263IF-01
Client 1 Client 2
Scanner/Adaptor
Command
Response
Command
Response
Switch
Various devices
compatible
with EtherNet/IP