C.2 assembly object – Rockwell Automation MD65 EtherNet/IP Communication Module User Manual
Page 132

C-4
EtherNet/IP Communications Module
C.2 Assembly Object
Class Code
Instances
Class Attributes
Instance Attributes
Important:
An assembly object attribute can set only when the
Control Timeout (class attribute 100) has been set to
a non-zero value.
Services
Hexadecimal
Decimal
0x04
4
Instance
Description
1
All I/O data being read from the MDI device (read-only)
2
All I/O data written to the MDI device (read/write)
Attribute
ID
Access
Rule
Name
Data Type
Description
1
Get
Revision
UINT
2
2
Get
Max Instance
UINT
2
100
Set
Control Timeout UINT
Control timeout in seconds
Attribute
ID
Access Rule
Name
Data Type
Description
1
Get
Number of
Members
UINT
1
2
Get
Member List
ARRAY of
STRUCT:
UINT
UINT
Packed
EPATH
Size of member data
Size of member path
Member path
3
Conditional
1
Data
Array of
Bits
Data to be transferred
4
Get
Size
UINT
Size of assembly data in bits
1
For instance 1, access rule for the data attribute is Get. For instance 2, it is Get/Set.
Service Code
Implemented for:
Service Name
Class
Instance
0x0E
Yes
Yes
Get_Attribute_Single
0x10
Yes
Yes
Set_Attribute_Single