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# tIOUSBDeviceRequestDirectionValue

Enumerated device request direction values.

```
enum tIOUSBDeviceRequestDirectionValue : unsigned int;
```

## Topics

### Getting the Request Direction

[`kIOUSBDeviceRequestDirectionValueIn`](/documentation/USBDriverKit/tIOUSBDeviceRequestDirectionValue/kIOUSBDeviceRequestDirectionValueIn)

[`kIOUSBDeviceRequestDirectionValueOut`](/documentation/USBDriverKit/tIOUSBDeviceRequestDirectionValue/kIOUSBDeviceRequestDirectionValueOut)


---

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