Chapter 16 Network Module Access Function - Mitsubishi Electric MELSEC iQ-R Series User Manual

16
NETWORK MODULE ACCESS FUNCTION
This function communicates data with devices on a network via a network module controlled by this product.
Precautions
In a multiple CPU system configuration, the access via a network module which is controlled by another CPU is not available.
Use a network module controlled by this product.
Network module
Network modules that can be controlled by this product are as shown below:
• CC-Link IE Controller Network module
• CC-Link IE TSN module
• CC-Link module
■Network module functions
This product supports network module functions to communicate data.
The supported network module functions are as shown below:
Function
Cyclic transmission
Transient transmission
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Communication with other stations
Link refresh
Direct access to link devices
Cyclic data assurance
Communication within the same network
Communication with a different network
Dedicated instruction (SEND instruction and
RECV instruction)
Description
To exchange data periodically among stations on the network using link devices
To automatically transfer data between the link devices of a network module and
devices of this product
To directly access the link devices of a network module from a program
To assure the cyclic data integrity in units of 32 bits or station-based units
To read/write data from/to devices of another station on the same network
To read/write data from/to devices of another station on different networks
To execute network module dedicated instructions