USBInTransferResult

Limited availabilitySecure contextAvailable in workers

The USBInTransferResult interface of the WebUSB API provides the result from a call to the transferIn() and controlTransferIn() methods of the USBDevice interface. It represents the result from requesting a transfer of data from the USB device to the USB host.

Constructor

• USBInTransferResult() Experimental
  • : Creates a new USBInTransferResult object with the provided status and data fields.

Instance properties

• data Read only Experimental
  • : Returns a DataView object containing the data received from the USB device, if any.
• status Read only Experimental
  • : Returns the status of the transfer request, one of:
    • "ok" - The transfer was successful.
    • "stall" - The device indicated an error by generating a stall condition on the endpoint. A stall on the control endpoint does not need to be cleared. A stall on a bulk or interrupt endpoint must be cleared by calling clearHalt() before transferIn() can be called again.
    • "babble" - The device responded with more data than was expected.

Specifications

Browser compatibility