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# IOUSBHostControllerInterface

```
class IOUSBHostControllerInterface
```

## Topics

### Instance Properties

[`capabilities`](/documentation/IOUSBHost/IOUSBHostControllerInterface/capabilities)

[`controllerStateMachine`](/documentation/IOUSBHost/IOUSBHostControllerInterface/controllerStateMachine)

[`interruptRateHz`](/documentation/IOUSBHost/IOUSBHostControllerInterface/interruptRateHz)

[`queue`](/documentation/IOUSBHost/IOUSBHostControllerInterface/queue)

[`uuid`](/documentation/IOUSBHost/IOUSBHostControllerInterface/uuid)

### Instance Methods

[`capabilities(forPort:)`](/documentation/IOUSBHost/IOUSBHostControllerInterface/capabilities(forPort:))

[`description(for:)`](/documentation/IOUSBHost/IOUSBHostControllerInterface/description(for:))

[`destroy()`](/documentation/IOUSBHost/IOUSBHostControllerInterface/destroy())

[`enqueueInterrupt(_:)`](/documentation/IOUSBHost/IOUSBHostControllerInterface/enqueueInterrupt(_:))

[`enqueueInterrupt(_:expedite:)`](/documentation/IOUSBHost/IOUSBHostControllerInterface/enqueueInterrupt(_:expedite:))

[`enqueueInterrupts(_:count:)`](/documentation/IOUSBHost/IOUSBHostControllerInterface/enqueueInterrupts(_:count:))

[`enqueueInterrupts(_:count:expedite:)`](/documentation/IOUSBHost/IOUSBHostControllerInterface/enqueueInterrupts(_:count:expedite:))

[`getPortStateMachine(forCommand:error:)`](/documentation/IOUSBHost/IOUSBHostControllerInterface/getPortStateMachine(forCommand:error:))

[`getPortStateMachine(forPort:error:)`](/documentation/IOUSBHost/IOUSBHostControllerInterface/getPortStateMachine(forPort:error:))

[`initWithCapabilities:queue:interruptRateHz:error:commandHandler:doorbellHandler:interestHandler:`](/documentation/IOUSBHost/IOUSBHostControllerInterface/initWithCapabilities:queue:interruptRateHz:error:commandHandler:doorbellHandler:interestHandler:)


---

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