---
title: bmAttributes
framework: usbdriverkit
role: symbol
role_heading: Instance Property
path: usbdriverkit/iousbendpointdescriptor/bmattributes
---

# bmAttributes

The attributes of the endpoint.

## Declaration

```occ
uint8_t bmAttributes;
```

## Discussion

Discussion This field contains the transfer type, synchronization type, and usage type attributes for the endpoint. For a list of possible values, see Endpoint Attributes.

## See Also

### Accessing the Descriptor Properties

- [bLength](usbdriverkit/iousbendpointdescriptor/blength.md)
- [bDescriptorType](usbdriverkit/iousbendpointdescriptor/bdescriptortype.md)
- [bEndpointAddress](usbdriverkit/iousbendpointdescriptor/bendpointaddress.md)
- [wMaxPacketSize](usbdriverkit/iousbendpointdescriptor/wmaxpacketsize.md)
- [bInterval](usbdriverkit/iousbendpointdescriptor/binterval.md)