SMC Networks LECSN-T Series - 19.4 Explicit Message COMMUNICATION; 19.4.1 Explicit Message communication-related service

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19．EtherNet/IP COMMUNICATION
19.4 Explicit Message COMMUNICATION
The Explicit Message communication transfers object data between a master (upper side) and slaves (driver)
asynchronously.
Services that can be used through the Explicit Message communication depend on their classes and
instances. Refer to chapter 7 for the services that are supported by each class and instance. Refer to "THE
CIP NETWORKS LIBRARY Volume 1 Common Industrial Protocol (CIP
TM
) Appendix A" for details of each
service.
19.4.1 Explicit Message communication-related service
The driver supports the following common services and object-specific services that are related to the Explicit
Message communication. Refer to chapter 7 for the object-specific services. Refer to section 4.2 for the
common services.
(1) Common service
Service
Description
Set_Attribute_Single
Writes a value to the specified attribute.
Get_Attribute_Single
Reads the value of the specified attribute.
Get_Attributes_All
Reads the values of all the attributes.
Reset
Calls the Reset service of the specified class/object.
(2) Object-specific service
Service
Description
Large_Forward_Open
Used in the Connection Manager Object.
Forward_Open
Used in the Connection Manager Object.
Forward_Close
Used in the Connection Manager Object.
Get_And_Clear
Used in the Ethernet Link Object.