Omron CJ1W-EIP21 ユーザーズマニュアル

The following CPU Unit words are allocated to the EtherNet/IP Unit or built-in
EtherNet/IP port.

• CPU Unit’s allocated CIO Area words

Contains software switch and status information.

• CPU Unit’s allocated DM Area words

Contains the IP Address Display/Setting Area

• CPU Unit’s user settings area

Contains status information. (This area can be used only when the allo-
cated CIO Area words are set to user settings.) 

The EtherNet/IP Unit or built-in EtherNet/IP port has the following
two data areas in its non-volatile memory. (Unlike the Ethernet
Units, settings are not stored in the CPU Unit’s CPU Bus Unit Sys-
tem Setup Area.)

• Unit Setup: Settings such as the IP address and FINS/UDP set-

tings. The Unit Setup is set from the CX-Programmer. 

• Device parameter settings: Settings such as the tag data link set-

ting parameters. The device parameter settings are made from the
Network Configurator.