USBDevice.usbVersionSubminor

Experimental

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

The usbVersionSubminor read only property of the USBDevice interface is one of three properties that declare the USB protocol version supported by the device. The other two properties are USBDevice.usbVersionMajor and USBDevice.usbVersionMinor.

Syntax

var serialNumber = USBDevice.usbVersionSubminor

Value

The first of three properties that declare the USB protocol version supported by the device.

Specifications

Specification Status Comment
WebUSB
The definition of 'usbVersionSubminor' in that specification.
Draft Initial definition.

Browser compatibility

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