USBDevice: transferOut() method

{{APIRef("WebUSB API")}}{{SeeCompatTable}}{{SecureContext_Header}}{{AvailableInWorkers}}

The transferOut() method of the {{domxref("USBDevice")}} interface returns a {{jsxref("promise")}} that resolves with a {{domxref("USBOutTransferResult")}} when bulk or interrupt data is sent to the USB device.

Syntax

transferOut(endpointNumber, data)

Parameters

• endpointNumber
  • : The number of a device-specific endpoint (buffer).
• data
  • : A {{jsxref("TypedArray")}} containing the data to send to the device.

Return value

A {{jsxref("promise")}} that resolves with a {{domxref("USBOutTransferResult")}}.

Specifications

{{Specifications}}

Browser compatibility

{{Compat}}