---
title: bDescriptorType
framework: usbdriverkit
role: symbol
role_heading: Instance Property
path: usbdriverkit/iousbconfigurationdescriptor/bdescriptortype
---

# bDescriptorType

The type of the descriptor.

## Declaration

```occ
uint8_t bDescriptorType;
```

## Discussion

Discussion The value in this field is always kIOUSBDescriptorTypeConfiguration.

## See Also

### Getting the Descriptor Properties

- [bLength](usbdriverkit/iousbconfigurationdescriptor/blength.md)
- [wTotalLength](usbdriverkit/iousbconfigurationdescriptor/wtotallength.md)
- [bNumInterfaces](usbdriverkit/iousbconfigurationdescriptor/bnuminterfaces.md)
- [bConfigurationValue](usbdriverkit/iousbconfigurationdescriptor/bconfigurationvalue.md)
- [iConfiguration](usbdriverkit/iousbconfigurationdescriptor/iconfiguration.md)
- [bmAttributes](usbdriverkit/iousbconfigurationdescriptor/bmattributes.md)
- [MaxPower](usbdriverkit/iousbconfigurationdescriptor/maxpower.md)