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TRANSMISSION DATA DESCRIPTIONS
The DIP SW located at the side of the module specifies each I/O module's data allocation (occupied data area).
For example, when the data areas are assigned as shown below:
Module 1
Module 2
Module 3
Module 4
Module 5
Module 6
Module 7
Module 8
Then the I/O data are assigned as in the figures below:
■ OUTPUT DATA
The figure below shows the allocation of the data sent from
the network module to the master.
15
RWr n+0
+2
+4
+6
+8
+10
+12
+14
+16
+18
+20
+22
+30
Thirty-two (32) data areas are available to the R3-NC2. Total data areas occupied by I/O modules must be within this limi-
tation.
4
4
4
4
4
1
1
1
0
Module 1
Module 2
Module 3
Module 4
Module 5
Module 6
Module 7
Module 8
Unused
■ INPUT DATA
The figure below shows the allocation of the data sent from
the master to the network module.
15
RWw n+0
+2
+4
+6
+8
+10
+12
+14
+16
+18
+20
+22
+30
R3-NC2
0
Module 1
Module 2
Module 3
Module 4
Module 5
Module 6
Module 7
Module 8
Unused
EM-842 Rev.8
P. 4 / 7
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