Omron SYSMAC CJ1W-EIP21, Инструкции по эксплуатации

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8-35
8 Message Communications
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
8-3 C
IP Ob
jects Sen
t to the Eth
erNet/IP U
n
it
8
8
-3
-4 Ether
net Link Object (Class ID
: F6 H
e
x)

Request Paths (IOIs) to Specify Objects
When you specify an object, specify the request path (IOI) for each service code as given below.
This object is used to set and read Ethernet communications and read Ethernet communications status
information.

Class ID
Specify F6 hex.

Instance ID
Specify 00 or 01 hex.

Attribute ID
The attribute ID specifies the information to read.
Class Attribute ID
The class attribute ID specifies the attribute of the entire object.
Instance Attribute ID
The instance attribute ID specifies the attribute of the instance.
Service code Class ID Instance ID Attribute ID
01 hex Get_Attribute_All F5 hex • Specifying a service for a class: 00 hex
• Specifying a service for an instance: 01
hex
Not required.
0E hex Get_Attribute_Single • Reading a class attribute: 01 or 02
hex
• Reading and writing an instance
attribute: 01 to 06 hex
10 hex Set_Attribute_Single
8-3-4 Ethernet Link Object (Class ID: F6 Hex)
Attribute ID Parameter name Description Attribute
Read data
Data
type
Value
01 hex Revision Revision of the object Read UINT 0002 hex
02 hex Max Instance The maximum instance number Read UINT 0001 hex
Attribute ID Parameter name Description Attribute
Read/write data
Data
type
Value
01 hex Interface Speed Gives the baud rate for the Ether-
Net/IP Unit. Read UDINT Reads the current value.
02 hex Interface Flags Gives the status of the Ether-
Net/IP Unit. Read DWORD Refer to (1) Interface Flag Details,
below.
03 hex Physical Address Gives the MAC address of the
EtherNet/IP Unit. Read ARRAY
[0...5] OF
USINT Reads the current value of the
MAC address.