# TStdLogicState enumeration

*No description yet.*

```csharp
public enum TStdLogicState
```

**Namespace:** SCH · **Assembly:** Altium.SDK.Interfaces

## Values

| Name | Value | Description |
| --- | --- | --- |
| `eStdLogic_Unitialized` | 0 |  |
| `eStdLogic_ForcingUnknown` | 1 |  |
| `eStdLogic_Forcing0` | 2 |  |
| `eStdLogic_Forcing1` | 3 |  |
| `eStdLogic_HiZ` | 4 |  |
| `eStdLogic_WeakUnknown` | 5 |  |
| `eStdLogic_Weak0` | 6 |  |
| `eStdLogic_Weak1` | 7 |  |
| `eStdLogic_DontCare` | 8 |  |

## Returned by

[ISch_Pin.FormalType](https://altiumdeveloper.github.io/ad-sdk-docs/reference/sch/ISch_Pin.md#formaltype)