---
title: timeStamp
framework: usbdriverkit
role: symbol
role_heading: Instance Property
path: usbdriverkit/iousbisochronousframe/timestamp
---

# timeStamp

The frame’s observed completion time.

## Declaration

```occ
uint64_t timeStamp;
```

## Discussion

Discussion Interrupt latency and system load may result in more than one frame completing with the same timestamp.

## See Also

### Getting the Frame Properties

- [status](usbdriverkit/iousbisochronousframe/status.md)
- [requestCount](usbdriverkit/iousbisochronousframe/requestcount.md)
- [completeCount](usbdriverkit/iousbisochronousframe/completecount.md)
- [reserved](usbdriverkit/iousbisochronousframe/reserved.md)