Web/API/USBConfiguration

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

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.USBConfiguration()

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

Properties

USBConfiguration.configurationValueRead 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.configurationNameRead 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.interfacesRead only

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

Specifications

Specification	Status	Comment
WebUSBThe definition of 'USBConfiguration' in that specification.	Draft	Initial definition.

Browser compatibility

The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
USBConfiguration Experimental'	Chrome Full support 61	Edge Full support 79	Firefox No support No	IE No support No	Opera Full support 48	Safari No support No	WebView Android No support No	Chrome Android Full support 61	Firefox Android No support No	Opera Android Full support 45	Safari iOS No support No	Samsung Internet Android Full support 8.0
USBConfiguration() constructor Experimental'	Chrome Full support 61	Edge Full support 79	Firefox No support No	IE No support No	Opera Full support 48	Safari No support No	WebView Android No support No	Chrome Android Full support 61	Firefox Android No support No	Opera Android Full support 45	Safari iOS No support No	Samsung Internet Android Full support 8.0
configurationName Experimental'	Chrome Full support 61	Edge Full support 79	Firefox No support No	IE No support No	Opera Full support 48	Safari No support No	WebView Android No support No	Chrome Android Full support 61	Firefox Android No support No	Opera Android Full support 45	Safari iOS No support No	Samsung Internet Android Full support 8.0
configurationValue Experimental'	Chrome Full support 61	Edge Full support 79	Firefox No support No	IE No support No	Opera Full support 48	Safari No support No	WebView Android No support No	Chrome Android Full support 61	Firefox Android No support No	Opera Android Full support 45	Safari iOS No support No	Samsung Internet Android Full support 8.0
interfaces Experimental'	Chrome Full support 61	Edge Full support 79	Firefox No support No	IE No support No	Opera Full support 48	Safari No support No	WebView Android No support No	Chrome Android Full support 61	Firefox Android No support No	Opera Android Full support 45	Safari iOS No support No	Samsung Internet Android Full support 8.0

Legend

Full support  

Full support

No support  

No support

Experimental. Expect behavior to change in the future.'

Experimental. Expect behavior to change in the future.

USBConfiguration by Mozilla Contributors is licensed under CC-BY-SA 2.5.