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DATA EXCHANGE
ACKNOWLEDGE
HANDLER OBJECT
(CLASS 2BH)
3–10
Services:
Class services: Get Attribute Single
Instance services: Get Attribute Single, Set Attribute Single
Table 3–16: Class attributes for acknowledge handler object 2Bh
Attr.
Access
Name
1
Get
Revision
2
Get
Max. instance
Table 3–17: Instance attributes for acknowledge handler object 2Bh
Attr.
Access
Name
1
Get/Set
Acknowledge
timer
2
Get/Set
Retry limit
3
Get/Set
Producing
connection
Instance
4
Get
Acknowledge list
size
5
Get
Acknowledge list
6
Get
Data with
acknowledge path
list size
7
Get
Data with
acknowledge path
list
Type
Value
Description
UINT
0001h
Revision 1
UINT
0001h
Maximum instance number
Type
Value
Description
UINT
20
Time (in ms) to wait for
acknowledge before re-sending.
USINT
1
Number of ACK time-outs before
retry limit reached event
UINT
4
Connection instance – contains
the path of the producing I/O
application object which will be
notified of acknowledge handler
events
Byte
---
Maximum number of members
in acknowledge list (0 = dynamic)
Array of
N/A
List of active connection instance
USINT
which are receiving
acknowledgements.
Byte
---
Maximum number of members
in data with acknowledge path
list (0 = dynamic)
Array of
N/A
List of connection instance/
USINT
consuming application object
pairs.
D485 MODBUS TO DEVICENET CONVERTER – USER GUIDE
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