20
DeviceNet Module Installation and Operation Manual
Table 18. DeviceNet Object Specific Services
Assembly Object
Class code 0x04 — The Assembly Object binds attributes of multiple objects, which allows data to, or
from, each object to be sent or received over a single connection.
Table 19. Assembly Object Class Attributes.
Table 20. Assembly Object Instance Attributes.
Table 21. Assembly Object Common Services.
Assembly Object Specific Services
The Assembly Object for static assemblies provides no object specific services.
Service
Code
Service Name
Supported
Class
Supported
Instance
Description of Service
0x4B
Allocate_master/follower
_connection_set
N/A
Yes
Requests the use of the Predefined
Master/Follower Connection Set
0x4C
Release_group_2_identifier
_set
N/A
Yes
Indicates that the specified connections
within the Predefined Master/Follower
Connection Set are no longer required and
are to be released
Attribute
ID
Name
Data
Type
Access
Rules
Description
Default
Value
1
Revision
UINT
Get
Revision of this object
2
2
Max Instance
UINT
Get
Maximum instance number of an object currently
created in this class level of the device
10
Attribute
ID
Name
Data
Type
Access
Rules
Description
Default
Value
3
Data
BYTE
(ARRAY)
Get/Set
The data contained in the assembly object (Refer to
Assembly Object – F830 Instance Details on pg.
21
-
Service
Code
Service Name
Supported
Class
Supported
Instance
Description of Service
0x0E
Get_attribute_single
Yes
Yes
Returns the contents of the specified attribute
0x10
Set_attribute_single
N/A
Yes
Modifies the value of the specified attribute
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