Skip to main content

Apple Developer Docs

Fonts Symbols

Kernel / tIOUSB30HubExtStatus / kIOUSB30HubExtStatusTxLaneCountPhase

kIOUSB30HubExtStatusTxLaneCountPhase

The transmit lane count phase.

Declaration

kIOUSB30HubExtStatusTxLaneCountPhase = IOUSBBitRangePhase(12, 15)

Open on developer.apple.com

KernelEnumeration Case

macOS 10.15+

Built on 2026-05-07