Chapt er 8 CI P O bj ect8 - 1 78_8.9 Port Object (Class ID: 16#F4)It describes the communication interfaces that are present on the device and visible to CIP, including USB, EtherNet/IPand more. Service CodeServiceCode Service NameSupportDescriptionClass Attribute Instance Attribute16#01 Get_Attributes_All X V Returns a predefined listing of thisobjects attributes16#0E Set_Attribute_Single V V Returns the contents of thespecified attribute. Class Class ID:16#F4 Instance 16#00:Class Attribute 16#01:Instance Attribute 16#N:Instance #N Attribute When Instance = 0, the Class Attributes are listed below.ClassAttribute Name AccessRule Data Type Values Description16#01 Revision Get UINT 1 Revision of this object16#02 Max Instance Get UINT 2 Maximum instance number of thisobject16#03 Number of Instance Get UINT 2Number of object instances currentlycreated at this class level of thedevice16#08 Entry Port Get UINT 1 Communication port for EtherNet/IP16#09Port Instance InfoGetARRAY ofSTRUCT of -- Port Instance information: Port Type+ Port NumberPort Type UINT 16#0116#04Port1: BlackplaneType: 16#01Nunber: 16#01Port2: Ethernet PortType: 16#04Number: 16#02Port Number UINT 16#0116#02 When Instance = 1, the Instance Attributes are listed below.InstanceAttribute Name AccessRule Data Type Values Description16#01 Port Type Get UINT 16#04 EtherNet/IP, refer to the following※116#02 Port Number Get UINT 16#01 Identify each communication port16#03Link ObjectGetSTRUCT of -- Identify Object attached to this port.Path length + Link PathPath Length UINT 16#02 Path lengthLink Path EPATH 20 65 24 01 Path segment: 16#