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The USBDevice
interface of the WebUSB API provides access to metadata about a paired USB device and methods for controlling it.
USBDevice.configuration
Read only Experimental
A USBConfiguration
object for the currently selected interface for a paired USB device.
USBDevice.configurations
Read only Experimental
An array
of device-specific interfaces for controlling a paired USB device.
USBDevice.deviceClass
Read only Experimental
One of three properties that identify USB devices for the purpose of loading a USB driver that will work with that device. The other two properties are USBDevice.deviceSubclass
and USBDevice.deviceProtocol
.
USBDevice.deviceProtocol
Read only Experimental
One of three properties that identify USB devices for the purpose of loading a USB driver that will work with that device. The other two properties are USBDevice.deviceClass
and USBDevice.deviceSubclass
.
USBDevice.deviceSubclass
Read only Experimental
One of three properties that identify USB devices for the purpose of loading a USB driver that will work with that device. The other two properties are USBDevice.deviceClass
and USBDevice.deviceProtocol
.
USBDevice.deviceVersionMajor
Read only Experimental
The major version number of the device in a semantic versioning scheme.
USBDevice.deviceVersionMinor
Read only Experimental
The minor version number of the device in a semantic versioning scheme.
USBDevice.deviceVersionSubminor
Read only Experimental
The patch version number of the device in a semantic versioning scheme.
USBDevice.manufacturerName
Read only Experimental
The name of the organization that manufactured the USB device.
USBDevice.opened
Read only Experimental
Indicates whether a session has been started with a paired USB device.
USBDevice.productId
Read only Experimental
The manufacturer-defined code that identifies a USB device.
USBDevice.productName
Read only Experimental
The manufacturer-defined name that identifies a USB device.
USBDevice.serialNumber
Read only Experimental
The manufacturer-defined serial number for the specific USB device.
USBDevice.usbVersionMajor
Read only Experimental
One of three properties that declare the USB protocol version supported by the device. The other two properties are USBDevice.usbVersionMinor
and USBDevice.usbVersionSubminor
.
USBDevice.usbVersionMinor
Read only Experimental
One of three properties that declare the USB protocol version supported by the device. The other two properties are USBDevice.usbVersionMajor
and USBDevice.usbVersionSubminor
.
USBDevice.usbVersionSubminor
Read only Experimental
One of three properties that declare the USB protocol version supported by the device. The other two properties are USBDevice.usbVersionMajor
and USBDevice.usbVersionMinor
.
USBDevice.vendorId
Read only Experimental
The official usb.org-assigned vendor ID.
USBDevice.claimInterface()
Experimental
Returns a Promise
that resolves when the requested interface is claimed for exclusive access.
USBDevice.clearHalt()
Experimental
Returns a Promise
that resolves when a halt condition is cleared.
USBDevice.controlTransferIn()
Experimental
Returns a Promise
that resolves with a USBInTransferResult
when a command or status operation has been transmitted to the USB device.
USBDevice.controlTransferOut()
Experimental
Returns a Promise
that resolves with a USBOutTransferResult
when a command or status operation has been transmitted from the USB device.
USBDevice.close()
Experimental
Returns a Promise
that resolves when all open interfaces are released and the device session has ended.
USBDevice.forget()
Experimental
Returns a Promise
that resolves after all open interfaces are released, the device session has ended, and the permission is reset.
USBDevice.isochronousTransferIn()
Experimental
Returns a Promise
that resolves with a USBIsochronousInTransferResult
when time sensitive information has been transmitted to the USB device.
USBDevice.isochronousTransferOut()
Experimental
Returns a Promise
that resolves with a USBIsochronousOutTransferResult
when time sensitive information has been transmitted from the USB device.
USBDevice.open()
Experimental
Returns a Promise
that resolves when a device session has started.
USBDevice.releaseInterface()
Experimental
Returns a Promise
that resolves when a claimed interface is released from exclusive access.
USBDevice.reset()
Experimental
Returns a Promise
that resolves when the device is reset and all app operations canceled and their promises rejected.
USBDevice.selectAlternateInterface()
Experimental
Returns a Promise
that resolves when the specified alternative endpoint is selected.
USBDevice.selectConfiguration()
Experimental
Returns a Promise
that resolves when the specified configuration is selected.
USBDevice.transferIn()
Experimental
Returns a Promise
that resolves with a USBInTransferResult
when bulk or interrupt data is received from the USB device.
USBDevice.transferOut()
Experimental
Returns a Promise
that resolves with a USBOutTransferResult
when bulk or interrupt data is sent to the USB device.
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