---
title: MicrosecondsInFrame
framework: IOKit
role: containerSymbol
role_heading: Enumeration
platforms: [Mac Catalyst 18.4+, macOS 10.2+]
path: iokit/1425805-microsecondsinframe
---

# MicrosecondsInFrame

## Declaration

```occ
enum : unsigned int {
    ...
};
```

## Topics

### Constants

- [kUSBFullSpeedMicrosecondsInFrame](iokit/1425805-microsecondsinframe/kusbfullspeedmicrosecondsinframe.md)
- [kUSBHighSpeedMicrosecondsInFrame](iokit/1425805-microsecondsinframe/kusbhighspeedmicrosecondsinframe.md)