Instance attributes common services – Rockwell Automation 1336-GM6 Enhanced DeviceNet Communications Module User Manual
Page 115
DeviceNet Objects
C-7
Instance Attributes
Common Services
Not supported.
Attribute ID
Access Rule
Name
Data Type
Description
1
Get
State
USINT
State of the connection as defined in the DeviceNet
specification
2
Get
Instance type
USINT
Indicates I/O or Messaging connection
3
Get
Transport Class Trigger
USINT
The Transport Class Trigger for this instance
4
Get
Produced Cnxn ID
USINT
CAN Identifier to transmit on
5
Get
Consumed Cnxn ID
USINT
CAN Identifier to receive on
6
Get
Initial Comm Char
USINT
Defines the DeviceNet message groups that the tx/rx
Cnxn’s apply
7
Get
Produced Cnxn Size
UINT
Max bytes to transmit across this connection
8
Get
Consumed Cnxn Size
UINT
Max bytes to receive across this connection
9
Get/Set
EPR
UINT
Expected Packet Rate
12
Get/Set
Watchdog Action
USINT
How to handle inactivity/watchdog time-outs
13
Get
Produced Path Length
UINT
Number of bytes in the produced connection path
attribute
14
Get
Produced Cnxn Path
ARRAY of USINT
Specifies the application object whose data is to be
produced by this connection
15
Get
Consumed Path Length
UINT
Number of bytes in the consumed connection path
attribute
16
Get
Consumed Cnxn Path
ARRAY of USINT
Specifies the application object to receive the data
consumed by this application
17
Get/Set
Production Inhibit Time
UINT
Defines minimum time between new data production
for COS connections