Mitsubishi Electric MELSEC iQ-R C R12CCPU-V User Manual page 91

Direct access
This method is used for direct access to devices in a network module from a user program. The link device data in the network
module is transmitted cyclically to another station.
C Controller module
User program
Message communication
A message communication can be performed via a CC-Link IE Controller Network module controlled by a C Controller
module.
■Number of channels
For CC-Link IE Controller Network module, up to eight channels can be used for message communication.
C Controller module CC-Link IE Controller
(Sending side)
User program
Link device
Direct access
LX
CC-Link IE Controller
Network module Network module
Channel 1 Channel 1
Channel 2 Channel 2
Channel 3 Channel 3
Channel 4 Channel 4
Channel 5 Channel 5
Channel 6 Channel 6
Channel 7 Channel 7
Channel 8 Channel 8
Network No.1
CC-Link IE Controller
Network module
LY
LB
LW
SB
SW
C Controller module on other
station (Receiving side)
User program
5 ACCESS FUNCTION USING NETWORK MODULE
5.4 Access Function of Each Network Module
5
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