IDEC WindO/I-NV4

WindO/I-NV4 User’s Manual 20-23
4 Script Definition Method
20
Script
● Operator
Device address, constant, and Temporary Variable are described as , here, and expression is described as
, , .
■ Relational operator
■ Logical operator
■ Arithmetic operator
■ Bit operator
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Operator Format Description
== ==
Compares if is equal to .
!= !=
Compares if is not equal to .
< <
Compares if is less than .
<= <=
Compares if is equal or less than .
> >
Compares if is greater than .
>= >=
Compares if is equal or greater than .
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Operator Format Description
&& ( ) && ( )
Calculates the logical product (AND) of and .
|| ( ) || ( )
Calculates the logical sum (OR) of and .
! !( )
Reverses the logic of .
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Operator Format Description
+ +
Adds and .
- -
Subtracts from .
* *
Multiplies and .
/ /
Divides by .
% %
Calculates remainder after dividing by .
= =
Assigns to .
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Operator Format Description
& &
Calculates the logical product (AND) of each bit of and .
| |
Calculates the logical sum (OR) of each bit of and .
^ ^
Calculates the exclusive logical sum (XOR) of each bit of and .
~ ~
Reverses the logic of each bits of .
For word device and fixed values, 0 will be 65535, and 65535 will be 0.
For bit device, 0 will be 1, and 1 will be 0.
<< <<
Shifts each bit of to left for bit(s).
>> >>
Shifts each bit of to right for bit(s).
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