Omron CJ1W-EIP21 Operation Manuals page 240

8 Message Communications
Instance Attribute ID
The instance attribute ID specifies the attribute of the instance.
Attribute ID Parameter name
01 hex Interface Configuration
Status
02 hex Configuration Capability
03 hex Configuration Control
04 hex Physical Link Object
Path size
Path
05 hex Interface Configuration
IP Address
Network Mask
Gateway Address
Nama Server
Nama Server2
Domain Name
06 hex Host Name
 Service Codes
Specify the service to execute with the service code.
Service
Parameter name
code
01 hex Get_Attribute_All
0E hex Get_Attribute_Single
10 hex Set_Attribute_Single
8-34
Description
Indicates the IP address settings
status of the EtherNet/IP Unit.
Indicates a Controller Configura-
tions and Setup that can be set to
the EtherNet/IP Unit.
Sets the method used to set the
IP address when the EtherNet/IP
Unit starts.
The path to the link object in the
physical layer.
The path size (WORD size).
The path to the link object in the
physical layer (static).
The EtherNet/IP Unit settings.
IP address.
Subnet mask.
The default gateway.
The primary name server.
The secondary name server .
The domain name.
The host name (reserved).
Description
Reads the values of the attributes.
Reads the value of the specified attribute.
Writes a value to the specified attribute. The EtherNet/IP Unit restarts
automatically after the value is written to the attribute. When the
restart process is not completed and the next Set_Attribute_Single is
executed, the general status "0C hex" (Object State Conflict) is
returned.
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
Read/write data
Attribute
Data
type
Read DWORD Bits 0 to 3: Interface Configuration
Status
0 = IP address is not set.
(This includes when BOOTP
is starting.)
1 = IP address is set.
Bits 4 to 31: Reserved (always
FALSE).
Read DWORD Bit 0: BOOTP Client: Always
TRUE.
Bit 1: DNS Client: Always TRUE.
Bit 2: DHCP Client: Always
FALSE.
Bit 3: DHCP-DNS Update: Always
FALSE.
Bit 4: Configuration Settable:
Always TRUE.
Bits 5 to 31: Reserved (always
FALSE).
Write DWORD Bit 0: Static IP address.
Bit 1: Set by BOOTP.
Read Struct ---
UINT 0002 hex
EPATH 20 F6 24 01 hex
Write Struct ---
UDINT Set value
UDINT Set value
UDINT Set value
UDINT Set value
UDINT Set value
STRING Set value
Write STRING Always 0000 hex.
Value
Supported services
Classes Instances
Sup- No sup-
ported. ported.
Sup- Sup-
ported. ported.
No sup- Sup-
ported. ported.