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APPENDICES
A
Appendix 3 List of Special Register Areas
(13)Built-in Ethernet port QCPU, built-in Ethernet port LCPU, and built-in Ethernet
function
Number Name Meaning Explanation
Set by
(When Set)
Corresponding
ACPU
D9
Corresponding
CPU
SD1256
Total number
of files to be
processed
Total number
of files to be
processed by
the file
transfer
function
This register stores the total number of files to be processed
by the file transfer function (FTP client).
The data is stored at the start of the transfer processing.
S (END
processing)
New
LCPU
*7
SD1257
Number of
files processed
Number of
files
processed by
the file
transfer
function
This register stores the number of files processed by the file
transfer function (FTP client).
The data is cleared to 0 at the start of the transfer
processing. The data is incremented by one every time
processing of a file is completed.
S (END
processing)
New
LCPU
*7
SD1258
MELSOFT
connection
extended
setting
network
number
Stores
network
numbers of
the built-in
Ethernet port
Network numbers of the built-in Ethernet port set in
MELSOFT connection extended setting. (Valid when
SM1258 is ON)
• 0: Not set
• 1 to 239: Network numbers
S (Initial) New
QnUDV
*8
SD1259
MELSOFT
connection
extended
setting station
number
Stores
station
numbers of
the built-in
Ethernet port
Station numbers of the built-in Ethernet port set in
MELSOFT connection extended setting. (Valid only when
SM1258 is ON)
• 0: Not set
• 1 to 64: Station numbers
S (Initial) New
QnUDV
*8
SD1260
IP address in-
use
IP address
(lower digits)
This register stores an IP address of the built-in Ethernet
port.
S (Initial) New
QnU
*3
LCPU
*6
SD1261
IP address
(upper digits)
SD1262
Subnet mask
pattern
(lower digits)
• This register stores a subnet mask pattern of the built-in
Ethernet port.
• When a subnet mask pattern is not set, "0" is stored.
SD1263
Subnet mask
pattern
(upper digits)
SD1264
Default
router IP
address
(lower digits)
• This register stores a default router IP address of the built-
in Ethernet port.
• When a default router IP address is not stored, "0" is
stored.
SD1265
Default
router IP
address
(upper digits)
SD1266
MAC address
MAC
address (5th
and 6th
bytes)
This register stores the MAC address of the built-in Ethernet
ports.
S (Initial) New
QnU
*5
LCPU
*6
SD1267
MAC
address (3rd
and 4th
bytes)
SD1268
MAC
address (1st
and 2nd
bytes)