Mitsubishi Electric MELSEC iQ-R08CPU - IP Address Change Function

1 FUNCTIONS
1.16 IP Address Change Function
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1
1.16 IP Address Change Function
This function can change the IP address of the Ethernet-equipped module or other item without changing the parameter
settings.
Ex.
Case of the CPU module (built-in Ethernet port part)
• When this function is used in the CPU module (built-in Ethernet port part), it can be used also by
manipulating the special relay and special register values from the GOT. Refer to the list of special relays
and special registers in the following manual for details on the special relays and special registers.
 MELSEC iQ-R CPU Module User's Manual (Application)
• When this function is used in the RJ71EN71 or RnENCPU (network part), it can be used also by
manipulating the buffer memory values from the GOT. ( Page 336 Buffer Memory)
• When this function is used in the RJ71EN71 or RnENCPU (network part), check the firmware version of the
module. The network number and station number of the CPU module (built-in Ethernet port part) can be
changed in the CPU module with the firmware version supporting communications by network number/
station number. ( Page 406 Added and Enhanced Functions)
• The IP address change function is not available when "Q Compatible Ethernet" is selected for the network
type in the RJ71EN71.
SD1518
SD1519
SD1520
SD1521
SD1522
SD1523
SD1524
SD1525
GOT
Bus
connection
Ò Store the IP address in the special register
(SD) by the device write operation.
Ó Store the IP address of the special register (SD) to the
IP address storage area (system memory)
by turning the special relay (SM) on.
Special register (SD)
IP address storage
area (system memory)
Write
execution
(SM1520
ON)
IP address
Subnet
mask
pattern
Default
gateway
IP address
IP address
Station No. Station No.
Network No. Network No.
Subnet
mask
pattern
Default
gateway
IP address
Ô Power off and on
or reset the CPU
module.
Õ Operate with the IP address stored
in the IP address storage area
(system memory).