usb_config_descriptor Struct Reference

USB device configuration descriptor. More...

#include <usb_std.h>

Data Fields
uint8_t	bLength
	Size of the descriptor, in bytes.
uint8_t	bDescriptorType
	Configuration descriptor.
uint16_t	wTotalLength
	Size of the configuration descriptor header, and all sub descriptors inside the configuration.
uint8_t	bNumInterfaces
	Total number of interfaces in the configuration.
uint8_t	bConfigurationValue
	Configuration index of the current configuration.
uint8_t	iConfiguration
	Index of a string descriptor describing the configuration.
uint8_t	bmAttributes
	Configuration attributes. More...
uint8_t	bMaxPower
	Maximum power consumption of the device. USB_CFG_POWER_MA() macro.

Detailed Description

USB device configuration descriptor.

The configuration descriptor describes information about a specific device configuration. The descriptor contains a bConfigurationValue field with a value that, when used as a parameter to the SetConfiguration() request, causes the device to assume the described configuration.

Definition at line 376 of file usb_std.h.

Field Documentation

bmAttributes

uint8_t usb_config_descriptor::bmAttributes

Configuration attributes.

Comprised of a mask of USB_CONFIG_ATTR_ masks. On all devices, this should include USB_CONFIG_ATTR_RESERVED at a minimum.

Definition at line 384 of file usb_std.h.

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

• usb_std.h