---
title: controllerInterface
framework: IOUSBHost
role: symbol
role_heading: Instance Property
platforms: [Mac Catalyst 14.0+, macOS 10.15+]
path: iousbhost/iousbhostcidevicestatemachine/controllerinterface
---

# controllerInterface

## Declaration

```swift
var controllerInterface: IOUSBHostControllerInterface { get }
```

## See Also

### Instance Properties

- [completeRoute](iousbhost/iousbhostcidevicestatemachine/completeroute.md)
- [deviceAddress](iousbhost/iousbhostcidevicestatemachine/deviceaddress.md)
- [deviceState](iousbhost/iousbhostcidevicestatemachine/devicestate.md)