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  3. USBConfiguration

USBConfiguration

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

Note: This feature is available in Web Workers.

The USBConfiguration interface of the WebUSB API provides information about a particular configuration of a USB device and the interfaces that it supports.

Constructor

USBConfiguration()

Creates a new USBConfiguration object which contains information about the configuration on the provided USBDevice with the given configuration value.

Instance properties

USBConfiguration.configurationValue Read only

Returns the configuration value of this configuration. This is equal to the bConfigurationValue field of the configuration descriptor provided by the device defining this configuration.

USBConfiguration.configurationName Read only

Returns the name provided by the device to describe this configuration. This is equal to the value of the string descriptor with the index provided in the iConfiguration field of the configuration descriptor defining this configuration.

USBConfiguration.interfaces Read only

Returns an array containing instances of the USBInterface describing each interface supported by this configuration.

Specifications

Specification
WebUSB API
# usbconfiguration-interface

Browser compatibility

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