Mitsubishi Electric Q12DCCPU-V User Manual page 193

5
ACCESS VIA NETWORK MODULES
5.4.1 Message communication
The C Controller module can transfer messages (message transmission/reception) by a
user program.
Messages can be transferred among the following modules via a CC-Link IE controller
network module.
In a multiple CPU system configuration, any access via a CC-Link IE controller network
module controlled by another CPU is not allowed.
(1) Message transmission
Messages are sent with the user program in which communication functions for
message transmission are used.
(2) Message reception
Messages are received with the user program in which communication functions for
message reception are used.
The C Controller module has the internal buffer for message reception.
The data stored in this internal receive buffer are read out in message reception.
• C Controller module on another station
• Programmable controller CPU
5.4 CC-Link IE Controller Network Module Access Function
Q12DCCPU-V Q06CCPU-V
5.4.1 Message communication
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