---
title: kIOUSB30HubExtStatusTxLaneCountPhase
framework: kernel
role: symbol
role_heading: Enumeration Case
path: kernel/tiousb30hubextstatus/kiousb30hubextstatustxlanecountphase
---

# kIOUSB30HubExtStatusTxLaneCountPhase

The transmit lane count phase.

## Declaration

```occ
kIOUSB30HubExtStatusTxLaneCountPhase = IOUSBBitRangePhase(12, 15)
```