---
title: kIOUSBEndpointDirectionOut
framework: usbdriverkit
role: symbol
role_heading: Enumeration Case
path: usbdriverkit/tiousbendpointdirection/kiousbendpointdirectionout
---

# kIOUSBEndpointDirectionOut

Data flows from the driver out to the device.

## Declaration

```occ
kIOUSBEndpointDirectionOut
```

## See Also

### Getting the Endpoint Direction

- [kIOUSBEndpointDirectionIn](usbdriverkit/tiousbendpointdirection/kiousbendpointdirectionin.md)
- [kIOUSBEndpointDirectionUnknown](usbdriverkit/tiousbendpointdirection/kiousbendpointdirectionunknown.md)