Client Side Map Descriptors; Fieldserver Related Map Descriptor Parameters; Driver Related Map Descriptor Parameters - Unconnected Messages - FieldServer FS-8704-14 EtherNet Driver Manual

FS-8704-14 EtherNet/IP Manual
4.4

Client Side Map Descriptors

4.4.1 FieldServer Related Map Descriptor Parameters

Column Title
Map_Descriptor_Name
Data_Array_Name
Data_Array_Offset
Function
4.4.2 Driver Related Map Descriptor Parameters – Unconnected Messages
Column Title Function
EIP_Service The action to be performed.
EIP_Class Class to be polled.
EIP_Attribute Attribute associated with the class given.
The type of data transfer required. Also referred to as the
EIP_Con_Typ
"Transport Method"
Used to stipulate the path to the CPU in certain PLC's. Paths
*
EIP_Path
vary and are dependent on the structure of the network.
Number of data elements to be mapped. If the number of
data elements exceeds the Map Descriptor length, the list of
Length data elements will be truncated and an error message will be
printed once per Map Descriptor. Refer to Appendix C for
further information.
Address Instance of the class to be polled.
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Function
Name of this Map Descriptor
Name of Data Array where data is to be
stored in the FieldServer
Starting location in Data Array
Function of Client Map Descriptor
Page 8 of 30
Legal Values
Up to 32 alphanumeric characters
One of the Data Array names from "Data
Array" section above
0 to maximum specified in "Data Array"
section above
Rdbc, Wrbc, Wrbx
Legal Values
Get_Attrib, Set_Attrib
One of the classes supported by
the driver. Refer to Appendix A.4
See particular attributes of each
class. Refer to Appendix A.4
Unconnected
Explicit
Any space delimited numerical
value. Refer to vendor's device
documentation.
Appendix A.3, 0 0
For any given Map Descriptor
there can be 200 Floats, 400
Integers or 800 Bytes
Depends on the
instances for each class.
Also see
supported