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Overview of Memory Allocated to the EtherNet/IP Unit Section 4-1
CPU Unit
● Allocated CIO Area words
(Allocated to the Unit as a CPU Bus Unit.)
100
words
100
words
100
words
EtherNet/IP Unit
100 words
IP Address Display/Setting Area
Unit settings
64
words
64
words
Unit number 0
Unit number 1
Unit number 15
Unit number 0
Unit number 1
Unit number 15
CIO 1500
CIO 1501
CIO 1524
CIO 1525
CIO 1549
CIO 1875
CIO 1899
25 words
25 words
25 words
25 words
Flags and control bits
Target node PLC's operating
and error information, Unit
status, communications
status, registered/normal
target node, and FINS/TCP
connection status
Local memory
Local memory
Local memory
Set in Network Configurator. →
● User Settings Area
● Allocated DM Area words
(Allocated to the Unit as a CPU Bus Unit.)
D30000
D30098
D30099
D30100
D30199
D31500
D31599
Target node PLC's operating
and error information, and
registered/normal target
node
Non-volatile memory in the EtherNet/IP
Unit
Device parameter settings (tag data link
settings)
Network Configurator
Settings such as the IP address of the
EtherNet/IP Unit and FINS/UDP settings.
Refer to 3-8 TCP/IP and Link Settings
and 3-10 Other Parameters for details.
Refer to Section 6 Tag Data Links for
details.