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USBDevice: usbVersionMajor property - Web APIs | MDN
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USBDevice: usbVersionMajor property
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 usbVersionMajor 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.usbVersionMinor and USBDevice.usbVersionSubminor.
Value
The last of three properties that declare the USB protocol version supported by the device.
Specifications
| Specification |
|---|
| WebUSB API # dom-usbdevice-usbversionmajor |
Browser compatibility
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