USBDevice.transferIn()

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

The transferIn() method of the USBDevice interface returns a promise that resolves with a USBTransferInResult when bulk or interrupt data is received from the USB device.

Syntax

var promise = USBDevice.transferIn(endpointNumber, length)

Parameters

endpointNumber

The number of a device-specific endpoint (buffer).

length

The maximum number of bytes that will be read back from the device. The actual data is in the USBInTransferResult in the resolved Promise.

Return value

A promise that resolves with a USBTransferInResult.

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
transferIn
61
79
No
No
48
No
No
61
No
45
No
8.0

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https://developer.mozilla.org/en-US/docs/Web/API/USBDevice/transferIn