---
title: IOUSBHostCIIsochronousTransferControlFrameNumberPhase
framework: iousbhost
role: symbol
role_heading: Global Variable
path: iousbhost/iousbhostciisochronoustransfercontrolframenumberphase
---

# IOUSBHostCIIsochronousTransferControlFrameNumberPhase

## Declaration

```swift
var IOUSBHostCIIsochronousTransferControlFrameNumberPhase: Int { get }
```

## See Also

### Constants

- [IOUSBHostCIIsochronousTransferControlASAP](iousbhost/iousbhostciisochronoustransfercontrolasap.md)
- [IOUSBHostCIIsochronousTransferControlFrameNumber](iousbhost/iousbhostciisochronoustransfercontrolframenumber.md)
- [IOUSBHostCIIsochronousTransferData0Length](iousbhost/iousbhostciisochronoustransferdata0length.md)
- [IOUSBHostCIIsochronousTransferData0LengthPhase](iousbhost/iousbhostciisochronoustransferdata0lengthphase.md)
- [IOUSBHostCIIsochronousTransferData1Buffer](iousbhost/iousbhostciisochronoustransferdata1buffer.md)
- [IOUSBHostCIIsochronousTransferData1BufferPhase](iousbhost/iousbhostciisochronoustransferdata1bufferphase.md)