# FLOOR2

```{index} single: FLOOR2
```

This is a rounding function which returns the biggest possible integer which is less or equal
to X.

## Interface

### Event Inputs

| Name | Comment | With |
| :--- | :--- | :--- |
| REQ | | X |

### Event Outputs

| Name | Comment | With |
| :--- | :--- | :--- |
| CNF | | |

### Input Vars

| Name | Type | Comment |
| :--- | :--- | :--- |
| X | REAL | |

### Output Vars

| Name | Type | Comment |
| :--- | :--- | :--- |
| | DINT | |