1761-6.5
5-4
DNI Configuration Parameters and Programming Notes
Input Split Point
The Input File Size within the DNI is configurable from 1 to 32 words. The
Input Split Point defines how much data is configured as Master/Slave I/O
and how much data is configured for explicit assembly messaging.
Organization of Input Data
The following diagram describes how the Split Point parameter affects the
data in the DF1 Device. The split point represents the last word of the
Master data. Words above the split point are Explicit data.
Parameter
Type
Parameter Number Description Range Default Value
Series A Series B
I/O n/a 2 Input Split Point 1 to 32 1
Important:
The Input Split Point parameter cannot be used with DNI Series
A.
DNI Device
Explicit
Input
Assembly
Master
Input
Assembly
DF1 Device
most significant word
Explicit
Inputs
least significant word
most significant word
Masters
Inputs
least significant word
Higher
Addresses
Input
File
Size
Lower
Addresses
Split
Point
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