---
title: kIOUSB30LinkStatePollingActiveTimeout
framework: kernel
role: symbol
role_heading: Enumeration Case
path: kernel/tiousb30linkstatetimeout/kiousb30linkstatepollingactivetimeout
---

# kIOUSB30LinkStatePollingActiveTimeout

The polling active timeout.

## Declaration

```occ
kIOUSB30LinkStatePollingActiveTimeout = 12
```