#### FC552: IN/OUT
***

![[Pasted image 20240112115633.png]]

If Signal_Is_Forced signal is enabled the DIG_Signal is not write

```pascal
IF NOT #Signal_Is_Forced THEN
    // If is not Forced the DIG_Signal is set with the Real signal
    #DIG_Signal := #Signal;
ELSE
    // Set the Allarm bit if one signal is Forced on the HMI
    #Warning_Signal_Forced := TRUE;
END_IF;
```

#### FC553: OUT
***

![[Pasted image 20240112115603.png|500]]




```pascal
IF NOT #Signal_Is_Forced THEN
    // If is not Forced the DIG_Signal is set with the Real signal
    #DIG_Signal := #Signal;
ELSE
    // Set the Allarm bit if one signal is Forced on the HMI
    #Warning_Signal_Forced := TRUE;
END_IF;
IF #Visualization THEN
    #OUT := #DIG_Signal;
ELSE
    #OUT := FALSE;
END_IF;
```