Omron CS1W-LC001 Operation Manual page 139

Exchanging Data with the CPU Unit
3-3-2-2 To exchange data with the CPU Unit whenever necessary (by the CMND
command)
The CPU issues FINS command to the Loop Control Unit from CMND
command within the user program to read and write Loop Control Unit data
when it requires the data.
For details on FINS commands that can be issued, see Section 6 How to Use
FINS Commands.
Loop Control Unit
Any block
Note FINS commands can also be issued from the CPU Unit at other networked
nodes.
Loop Control Unit
Any block
CPU Unit
User program
Controller Link Unit or
Controller Link Unit or
Ethernet Unit
Ethernet Unit
Controller Link or
Ethernet Unit
Section
CMND
CPU Unit
User program
CMND
3-3
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