OR
The OR instruction performs a logical OR operation of two or more Boolean values and returns the Boolean value true if either input is true. Otherwise, it returns false.
Languages supported: Function block diagram, ladder diagram, structured text.
This instruction applies to the Micro810, L20E, L50E, and L70E controllers.
OR

Parameter | Parameter Type | Data Type | Description |
---|---|---|---|
i1 | Input | BOOL | Value in Boolean data type. |
i2 | Input | BOOL | Value in Boolean data type. |
o1 | Output | BOOL | Boolean OR of the input terms.
|
OR examples
OR function block diagram example

OR ladder diagram program example

(* ST equivalence: *) bo10 := bi101 OR NOT (bi102); bo5 := (bi51 OR bi52) OR bi53;
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