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# IOUSBHostCIExceptionType

```
struct IOUSBHostCIExceptionType
```

## Topics

### Initializers

[`init(_:)`](/documentation/IOUSBHost/IOUSBHostCIExceptionType/init(_:))

[`init(rawValue:)`](/documentation/IOUSBHost/IOUSBHostCIExceptionType/init(rawValue:))

### Constants

[`IOUSBHostCIExceptionTypeCapabilitiesInvalid`](/documentation/IOUSBHost/IOUSBHostCIExceptionTypeCapabilitiesInvalid)

[`IOUSBHostCIExceptionTypeCommandFailure`](/documentation/IOUSBHost/IOUSBHostCIExceptionTypeCommandFailure)

[`IOUSBHostCIExceptionTypeCommandReadCollision`](/documentation/IOUSBHost/IOUSBHostCIExceptionTypeCommandReadCollision)

[`IOUSBHostCIExceptionTypeCommandTimeout`](/documentation/IOUSBHost/IOUSBHostCIExceptionTypeCommandTimeout)

[`IOUSBHostCIExceptionTypeCommandWriteFailed`](/documentation/IOUSBHost/IOUSBHostCIExceptionTypeCommandWriteFailed)

[`IOUSBHostCIExceptionTypeDoorbellOverflow`](/documentation/IOUSBHost/IOUSBHostCIExceptionTypeDoorbellOverflow)

[`IOUSBHostCIExceptionTypeDoorbellReadCollision`](/documentation/IOUSBHost/IOUSBHostCIExceptionTypeDoorbellReadCollision)

[`IOUSBHostCIExceptionTypeFrameUpdateError`](/documentation/IOUSBHost/IOUSBHostCIExceptionTypeFrameUpdateError)

[`IOUSBHostCIExceptionTypeInterruptInvalid`](/documentation/IOUSBHost/IOUSBHostCIExceptionTypeInterruptInvalid)

[`IOUSBHostCIExceptionTypeInterruptOverflow`](/documentation/IOUSBHost/IOUSBHostCIExceptionTypeInterruptOverflow)

[`IOUSBHostCIExceptionTypeProtocolError`](/documentation/IOUSBHost/IOUSBHostCIExceptionTypeProtocolError)

[`IOUSBHostCIExceptionTypeTerminated`](/documentation/IOUSBHost/IOUSBHostCIExceptionTypeTerminated)

[`IOUSBHostCIExceptionTypeUnknown`](/documentation/IOUSBHost/IOUSBHostCIExceptionTypeUnknown)

### Instance Properties

[`rawValue`](/documentation/IOUSBHost/IOUSBHostCIExceptionType/rawValue)


---

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