8 CIP Message Communications
8-12
NY-series Industrial Panel PC / Industrial Box PC Built-in EtherNet/IP Port User’s Manual (W563)
2
Input a value for each standard structure variable member.
Input the following values into the communications parameters that were registered as mem-
bers of the standard structure variable.
When an Extension Structure Variable Is Used
Example: Using an extension structure variable to input values into
RqPath
(Request Path) for the
CIPSend instruction
1
Create an extension structure variable.
To use an extension structure variable to input values into
RqPath
(Request Path) for a CIP
communications instruction, first you need to create an extension structure user-defined vari-
able.
When you create a variable in a variable table, select the pre-registered extension structure
(_sREQUEST_PATH_EX) for a CIP communications instruction.
Member name of
RqPath
data type
Variable name
MOVE
EN
IN1
2
3
TRUE
A . isAttributeID
A. ClasslD
A . InstancelD
OUT1
MOVE
EN
IN1
OUT1
MOVE
EN
IN1
OUT1
1
A . AttributelD
MOVE
EN
IN1
OUT1
InstanceID
(Instance ID)
Create variable
A
with a variable with
the extension structure (_sREQUEST_PATH_EX).
CIP communications instruction
Variable
A
CIPSend
RqPath
(Request Path)
RqPath
data type
Value
ClassID
(Class ID)
Member
AttributeID
(Attribute ID)
_8BIT
3
256
_16BIT
isAttributeID
(Attribute usage)
AttributeID
(Attribute ID logical format)
InstanceIDLogicalFormat
(Instance ID logical format)
ClassIDLogicalFormat
(Class ID logical format)
TRUE
_8BIT
1
Summary of Contents for Sysmac NY512-1300
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