Rockwell Automation Allen-Bradley 193-DNENCAT, Руководство пользователя

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Rockwell Automation Publication 193-UM014A-EN-P - July 2011 91
Appendix B
Port Object — CLASS CODE 0x0F4
The Port object supports the following class attributes.
Table 45 - Port Object Class Attributes
Two instances of the Port object will be supported. Instance 1 will represent the
EtherNet/IP port and Instance 2 will represent the DeviceNet port.
Table 46 - Port Object Instances
The following services will be implemented.
Table 47 - Port Object Services
Attribute ID Access Rule Name Data Type Value
1 Get Revision UINT 1
2 Get Max. Instance UINT 2
3 Get Num. Instances UINT 2
8 Get Entry Port UINT 1
9 Get
Port Instance Info Array of
Structure of
1
Port Type UINT
Port Number UINT
Attribute ID Access Rule Name Data Type Value
1 Get Port Type UINT Inst 1=4; Inst 2=5
2 Get Port Number UINT
3 Get
Link Object Struct of
Path Length UINT
Link Path Padded EPATH
4 Get Port Name Short String Inst 1=”Port A”;
Inst 2=”Port B”
5 Get Port Type Name Short String Inst 1=”EtherNet/IP”;
Inst 2=”DeviceNet”
7 Get Node Address Padded EPATH
8 Get
Port Node Range Struct of
This attribute is
implemented for Inst 2 only.
Min. Node Number UINT
Max. Node Number UINT
Service Code
Implemented for:
Service Name Class Instance
0x01 Yes Yes Get_Attributes_All
0x0E Yes Yes Get_Attribute_Single