Different OIS PLUS displays have different types of I/O.
No I/O:
OIS12, OIS22, OIS40 PLUS, & OIS120A
Fixed I/O:
OIS10 PLUS & OIS20 PLUS
Clip-on I/O:
OIS40E PLUS, OIS55 PLUS, OIS60 PLUS, & OIS70E PLUS
Three types of registers are associated with the I/O
XW:
Input Registers
YW:
Output Registers
MW:
Setup Registers
3.1 I/O Allocation
For fixed I/O OIS, the allocation is done when the display is selected. For OIS with clip-on modules,
the I/O allocation is done when the module is selected. Each register contains 16 bits. The bits are
addressed as follows
1
st
Input Register XW0000
Inputs X0000 to X0015
1
st
Output Register YW0000
Outputs Y0000 to Y0015
For Clip-on I/O the module will be assigned XW registers, YW registers, or a combination of XW &
YW registers depending on the module type.
To determine the I/O address look at the following example using the OIS45E PLUS
Go to the navigation
pane, I/O Allocation
and click on
Expansion
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Summary of Contents for OIS PLUS Series
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