LUFA Library  210130
USB_Descriptor_DeviceQualifier_t Struct Reference

Standard USB Device Qualifier Descriptor (LUFA naming conventions). More...

#include <StdDescriptors.h>

Data Fields

uint8_t Class
uint8_t Endpoint0Size
USB_Descriptor_Header_t Header
uint8_t NumberOfConfigurations
uint8_t Protocol
uint8_t Reserved
uint8_t SubClass
uint16_t USBSpecification

Detailed Description

Type define for a standard Device Qualifier Descriptor. This structure uses LUFA-specific element names to make each element's purpose clearer.

See also
USB_StdDescriptor_DeviceQualifier_t for the version of this type with standard element names.

Field Documentation

◆ Class

uint8_t USB_Descriptor_DeviceQualifier_t::Class

USB device class.

◆ Endpoint0Size

uint8_t USB_Descriptor_DeviceQualifier_t::Endpoint0Size

Size of the control (address 0) endpoint's bank in bytes.

◆ Header

USB_Descriptor_Header_t USB_Descriptor_DeviceQualifier_t::Header

Descriptor header, including type and size.

◆ NumberOfConfigurations

uint8_t USB_Descriptor_DeviceQualifier_t::NumberOfConfigurations

Total number of configurations supported by the device.

◆ Protocol

uint8_t USB_Descriptor_DeviceQualifier_t::Protocol

USB device protocol.

◆ Reserved

uint8_t USB_Descriptor_DeviceQualifier_t::Reserved

Reserved for future use, must be 0.

◆ SubClass

uint8_t USB_Descriptor_DeviceQualifier_t::SubClass

USB device subclass.

◆ USBSpecification

uint16_t USB_Descriptor_DeviceQualifier_t::USBSpecification

BCD of the supported USB specification.

See also
VERSION_BCD() utility macro.

The documentation for this struct was generated from the following file: