6: D
EVICE
A
DDRESSES
FC5A M
ICRO
S
MART
U
SER
’
S
M
ANUAL
FC9Y-B1268
6-27
D8278 Communication Mode Information (Client Connection)
Communication mode information for client connections 1 through 3 is stored in D8278.
Bit 15
2
1
0
Client 1
D8278
3
6
5
4
7
8
9
12
11
10
13
14
Client 2
Client 3
00:
Reserved
01:
User Communication
10:
Modbus TCP Client
11:
Unused
D8279 Communication Mode Information (Server Connection)
Communication mode information for server connections 1 through 8 is stored in D8279.
Bit 15
2
1
0
Server 1
D8279
3
6
5
4
7
8
9
12
11
10
13
14
Server 2
Server 3
Server 4
Server 5
Server 6
Server 7
Server 8
00:
Maintenance Communication
01:
User Communication
10:
Modbus TCP Server
11:
Unused
D8302 Memory Cartridge Capacity
The capacity of the memory cartridge installed on the CPU module is stored in D8302.
0:
No memory cartridge is installed
32:
32 KB
64:
64 KB
128:
128 KB
D8303 IP Address Switching
Writing a value in D8303 makes it possible to forcibly change the way the network settings, such as IP address and DNS
address, are acquired.
0:
Function are settings
1:
Enable DHCP
2:
Use values in data registers D8303 through D8323
D8304-D8307, D8330-D8333 IP Address
IP address is stored in data registers as shown below.
Example) IP address: aaa.bbb.ccc.ddd
D8304=aaa, D8305=bbb, D8306=ccc, D8307=ddd
D8308-D8311, D8334-D8337 Subnet Mask
Subnet mask is stored in data registers as shown below.
Example) Subnet mask: aaa.bbb.ccc.ddd
D8308=aaa, D8309=bbb, D8310=ccc, D8311=ddd
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