6F3B0253
7. Instructions
FUN 050
OR
OR
Expression
Input − [ A OR B → C ]− Output
Function
When the input is ON, this instruction finds logical OR of A and B, and stores the result in C.
Execution condition
Input |
| Operation | Output |
OFF | No execution |
| OFF |
ON | Execution |
| ON |
Operand
| Name |
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| Device |
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| Register |
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| Constant | Index | ||
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| X | Y | R | S | T. | C. | XW | YW | RW | SW | T | C | D | I |
| J | K |
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A | Source |
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| √ | √ |
| √ | √ |
| √ | √ | √ | √ | √ | √ |
| √ | √ |
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B | source |
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| √ | √ |
| √ | √ |
| √ | √ | √ | √ | √ | √ |
| √ | √ |
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C | OR |
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| √ |
| √ | √ | √ | √ | √ | √ | √ | √ |
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Example
When R012 is ON, logical OR operation is executed for the data of RW13 and RW20, and the result is stored in D0031.
If the data of RW13 is H5678 and RW20 is H4321, the result H5779 is stored in D0031.
RW13
RW20
D0031
F E D C B A 9 8 7 6 5 4 3 2 1 0
0 | 1 |
| 0 | 1 | 0 | 1 |
| 1 | 0 | 0 | 1 |
| 1 | 1 | 1 | 0 |
| 0 | 0 |
| 5 |
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| 6 |
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| 7 |
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| 8 |
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| OR |
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0 | 1 |
| 0 | 0 | 0 | 0 |
| 1 | 1 | 0 | 0 |
| 1 | 0 | 0 | 0 |
| 0 | 1 |
| 4 |
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| 3 |
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| 2 |
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| 1 |
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0 | 1 |
| 0 | 1 | 0 | 1 |
| 1 | 1 | 0 | 1 |
| 1 | 1 | 1 | 0 |
| 0 | 1 |
| 5 |
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| 7 |
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| 7 |
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| 9 |
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Basic Hardware and Function 157
