usb_device_qualifier_descriptor Struct Reference

USB Device Qualifier Descriptor. More...

#include <zephyr/usb/usb_ch9.h>

Data Fields
uint8_t	bLength
	Descriptor length.
uint8_t	bDescriptorType
	Descriptor type.
uint16_t	bcdUSB
	USB specification release number.
uint8_t	bDeviceClass
	Device class.
uint8_t	bDeviceSubClass
	Device subclass.
uint8_t	bDeviceProtocol
	Device protocol.
uint8_t	bMaxPacketSize0
	Maximum packet size for endpoint zero.
uint8_t	bNumConfigurations
	Number of configurations.
uint8_t	bReserved
	Reserved field.

Detailed Description

USB Device Qualifier Descriptor.

See Table 9-9 of the specification.

Field Documentation

bcdUSB

uint16_t usb_device_qualifier_descriptor::bcdUSB

USB specification release number.

bDescriptorType

uint8_t usb_device_qualifier_descriptor::bDescriptorType

Descriptor type.

bDeviceClass

uint8_t usb_device_qualifier_descriptor::bDeviceClass

Device class.

bDeviceProtocol

uint8_t usb_device_qualifier_descriptor::bDeviceProtocol

Device protocol.

bDeviceSubClass

uint8_t usb_device_qualifier_descriptor::bDeviceSubClass

Device subclass.

bLength

uint8_t usb_device_qualifier_descriptor::bLength

Descriptor length.

bMaxPacketSize0

uint8_t usb_device_qualifier_descriptor::bMaxPacketSize0

Maximum packet size for endpoint zero.

bNumConfigurations

uint8_t usb_device_qualifier_descriptor::bNumConfigurations

Number of configurations.

bReserved

uint8_t usb_device_qualifier_descriptor::bReserved

Reserved field.

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

• zephyr/usb/usb_ch9.h