Chapter 11 Ip Address Change Function - Mitsubishi Electric Q03UDVCPU User Manual

CHAPTER 11
The IP address of a built-in Ethernet port can be changed without changing the built-in Ethernet port settings of PLC
parameters, by storing the values in special relays and special registers.
1) Store the IP address in the special
register (SD) by the device write
operation.
This function can also be used by changing values for special relay and special register from GOT. For details of the special
relay and special register used for this function, refer to the lists of the special relay and special register in the following.
QCPU User's Manual (Hardware Design, Maintenance and Inspection)
Note 11.1
Note 11.1
Universal
To use the IP address change function for the QnUDE(H)CPU, check the version of the CPU module. (
Appendix 3)
170
IP ADDRESS CHANGE
FUNCTION
Bus
connection
GOT
3) Power off and
then off or reset
the CPU module.
Note 11.1
2) Store the IP address of the special register (SD)
to the IP address storage area (flash ROM) by
turning the special relay (SM) on.
Special register (SD)
SD1292
IP address
SD1293
Subnet
SD1294
mask
pattern
SD1295
Default
SD1296
(SM1292 ON)
router
IP address
SD1297
4) Operate with the IP address stored in the
IP address storage area (flash ROM).
IP address storage area
(flash ROM)
IP address
Subnet
mask
pattern
Write
execution
Default
router
IP address
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