This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The configuration
read only property of the USBDevice
interface returns a USBConfiguration
object for the currently selected interface for a paired USB device.
Syntax
var USBConfiguration = USBDevice.configuration
Value
A USBConfiguration
object.
Example
The following example uses this property to test for the existence of a USBConfiguration property to select a configuration before claiming an interface.
async function connectDevice(usbDevice) { await usbDevice.open(); if (usbDevice.configuration === null) await usbDevice.selectConfiguration(1); await usbDevice.claimInterface(0); }
Specifications
Specification | Status | Comment |
---|---|---|
WebUSB The definition of 'configuration' 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.
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
configuration | 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.