---
title: IOUSBHostCITransferCompletionMessageData1TransferStructurePhase
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 11.0+]
path: kernel/4520042-anonymous/iousbhostcitransfercompletionmessagedata1transferstructurephase
---

# IOUSBHostCITransferCompletionMessageData1TransferStructurePhase

## Declaration

```occ
IOUSBHostCITransferCompletionMessageData1TransferStructurePhase = IOUSBBitRangePhase(0, 63)
```