Services, Acknowledge handler object (class id 2bh), Class attributes – Rockwell Automation 1440-TPS02-01RB XM-320 Position Module User Manual
Page 106: Instances, Instance attributes, Class attributes instances instance attributes, Acknowledge handler object (class id 2b
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Publication GMSI10-UM005C-EN-P - May 2010
98 DeviceNet Objects
Services
1
Attributes can only be set while the device is in Program Mode. See the description of the Device Mode Object
for more information.
Acknowledge Handler
Object
(Class ID 2B
H
)
The Acknowledge Handler Object is used to manage the reception of message
acknowledgments. This object communicates with a message producing
Application Object within a device. The Acknowledge Handler Object notifies
the producing application of acknowledge reception, acknowledge timeouts,
and production retry limit errors.
Class Attributes
The Acknowledge Handler Object provides no class attributes.
Instances
A module provides only a single instance (instance 1) of the Acknowledge
Handler Object. This instance is associated with instance 4 of the Connection
Object, the slave COS connection to a higher level master.
Instance Attributes
Table C.27 Parameter Object Services
Service
Code
Class/Instance Usage
Name
Description
0E
h
Class/Instance
Get_Attribute_Single
Returns the contents of the
specified attribute.
10
h
Class
Set_Attribute_Single
Sets the contents of the
specified attribute.
1
Table C.28 Acknowledge Handler Object Instance Attributes
Attr ID
Access
Rule
Name
Data Type
Default Value
1
Get/Set
Acknowledge Timer
UINT
16ms
2
Get/Set
Retry Limit
USINT
1
3
Get
COS Producing
Connection Instance
UINT
4