Device Level Ring Object - Allen-Bradley 1444-TSCX02-02RB User Manual

Appendix A CIP Objects

Device Level Ring Object

534
The Device Level Ring Object (class code 0x47) is part of the standard
Hilscher netX100 EIP protocol stack. Before ODVA testing, this object is
completed/updated in line with the latest stack released by Hilscher.
This object provides the mechanism to configure a network with ring topology
according to the DLR (Device Level Ring) part of the EtherNet/IP
specification.
Table 294 - Object Instances
Instance Description
ID
0 Class Instance of DLR Object
1 Active instance of DLR configuration instance
Table 295 - Class Attributes
Attribute Access NV
ID Rule
1 Get NV
Table 296 - Instance Attributes
Attribute Access Name
ID Rule
1 Get Network Topology
2 Get Network Status
10 Get Active Supervisor Address
12 Get Capability Flags
Table 297 - Common Services
Service Implementation
Code
Class
0x01 -
0x0E x
Rockwell Automation Publication 1444-UM001D-EN-P - June 2018
Name Data Description of
Type
Attribute
Revision UINT Defines the current revision of
the DLR Object
Data
Type
USINT
USINT
STRUCT
DWORD
Service Name
Instance
x Get_Attributes_All
x Get_Attribute_Single
Semantics of
Values
Current
revision:
Semantics of
Values
0: Linear
1: Ring
0: Normal
1: Ring Fault
2: Unexpected loop detected
3: Partial network fault
4: Rapid fault/restore cycle
See standard
Module does not provide ring
supervisor or redundant gateway
functions. Capability flag is fixed
at 130.