<!--
{
  "documentType" : "article",
  "framework" : "IOUSBHost",
  "identifier" : "/documentation/IOUSBHost/3612471-anonymous",
  "metadataVersion" : "0.1.0",
  "role" : "collectionGroup",
  "title" : "Anonymous"
}
-->

# Anonymous

## Topics

### Constants

[`var IOUSBHostCIIsochronousTransferControlASAP: Int`](/documentation/IOUSBHost/IOUSBHostCIIsochronousTransferControlASAP)

[`var IOUSBHostCIIsochronousTransferControlFrameNumber: Int`](/documentation/IOUSBHost/IOUSBHostCIIsochronousTransferControlFrameNumber)

[`var IOUSBHostCIIsochronousTransferControlFrameNumberPhase: Int`](/documentation/IOUSBHost/IOUSBHostCIIsochronousTransferControlFrameNumberPhase)

[`var IOUSBHostCIIsochronousTransferData0Length: Int`](/documentation/IOUSBHost/IOUSBHostCIIsochronousTransferData0Length)

[`var IOUSBHostCIIsochronousTransferData0LengthPhase: Int`](/documentation/IOUSBHost/IOUSBHostCIIsochronousTransferData0LengthPhase)

[`var IOUSBHostCIIsochronousTransferData1Buffer: UInt`](/documentation/IOUSBHost/IOUSBHostCIIsochronousTransferData1Buffer)

[`var IOUSBHostCIIsochronousTransferData1BufferPhase: UInt`](/documentation/IOUSBHost/IOUSBHostCIIsochronousTransferData1BufferPhase)


---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)