---
title: kUSBFullSpeedMicrosecondsInFrame
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1646388-anonymous/kusbfullspeedmicrosecondsinframe
---

# kUSBFullSpeedMicrosecondsInFrame

## Declaration

```occ
kUSBFullSpeedMicrosecondsInFrame = 1000
```

## Discussion

Discussion The device is attached to a bus running at full speed (1 ms / frame).