在此页

• 特性
• 方法
• 规范
• 浏览器兼容性
• 相关话题

这是 实验性技术
检查 浏览器兼容性表格 要小心谨慎在生产中使用这之前。

USBDevice 接口的 WebUSB API provides access to metadata about a paired USB device and methods for controlling it.

特性

USBDevice.configuration 只读

USBConfiguration object for the currently selected interface for a paired USB device.

USBDevice.configurations 只读

array of device-specific interfaces for controlling a paired USB device.

USBDevice.deviceClass 只读

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 只读

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 只读

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 只读

The major version number of the device in a semantic versioning scheme.

USBDevice.deviceVersionMinor 只读

The minor version number of the device in a semantic versioning scheme.

USBDevice.deviceVersionSubminor 只读

The patch version number of the device in a semantic versioning scheme.

USBDevice.manufacturerName 只读

The of the organization that manufactured the USB device.

USBDevice.opened 只读

Indicates whether a session has been started with a paired USB device.

USBDevice.productId 只读

The manufacturer-defined code that identifies a USB device.

USBDevice.productName 只读

The manufacturer-defined name that identifies a USB device.

USBDevice.serialNumber 只读

The manufacturer-defined serial number for the specific USB device.

USBDevice.usbVersionMajor 只读

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 只读

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 只读

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 只读

The official usg.org-assigned vendor ID.

方法

USBDevice.claimInterface()

返回 Promise that resolves when the requested interface is claimed for exclusive access.

USBDevice.clearHalt()

返回 Promise that resolves when a halt condition is cleared.

USBDevice.controlTransferIn()

返回 Promise that resolves with a USBTransferInResult when a command or status operation has been transmitted to the USB device.

USBDevice.controlTransferOut()

返回 Promise that resolves with a USBTransferOutResult when a command or status operation has been transmitted from the USB device.

USBDevice.close()

返回 Promise that resolves when all open interfaces are released and the device session has ended.

USBDevice.isochronousTransferIn()

返回 Promise that resolves with a USBIsochronousInTransferResult when time sensitive information has been transmitted to the USB device.

USBDevice.isochronousTransferOut()

返回 Promise that resolves with a USBIsochronousOutTransferResult when time sensitive information has been transmitted from the USB device.

USBDevice.open()

返回 Promise that resolves when a device session has started.

USBDevice.releaseInterface()

返回 Promise that resolves when a cliamed interface is released from exclusive access.

USBDevice.reset()

返回 Promise that resolves when the device is reset and all app operations canceled and their promises rejected.

USBDevice.selectAlternateInterface()

返回 Promise that resolves when the specified alternative endpoint is selected.

USBDevice.selectConfiguration()

返回 Promise that resolves when the specified configuration is selected.

USBDevice.transferIn()

返回 Promise that resolves with a USBTransferInResult when bulk or interrupt data is received from the USB device.

USBDevice.transferOut()

返回 Promise that resolves with a USBTransferOutResult when bulk or interrupt data is sent to the USB device.

规范

规范	状态	注释
WebUSB The definition of 'USBDevice' in that specification.	草案	初始定义。

浏览器兼容性

The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request. 更新 GitHub 上的兼容性数据

	桌面						移动
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
USBDevice	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
claimInterface	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
clearHalt	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
close	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
configuration	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
configurations	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
controlTransferIn	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
controlTransferOut	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
deviceClass	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
deviceProtocol	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
deviceSubclass	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
deviceVersionMajor	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
deviceVersionMinor	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
deviceVersionSubminor	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
isochronousTransferIn	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
isochronousTransferOut	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
manufacturerName	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
open	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
opened	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
productId	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
productName	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
releaseInterface	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
reset	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
selectAlternateInterface	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
selectConfiguration	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
serialNumber	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
transferIn	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
transferOut	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
usbVersionMajor	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
usbVersionMinor	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
usbVersionSubminor	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0
vendorId	Chrome 61	Edge 79	Firefox No	IE No	Opera 48	Safari No	WebView Android No	Chrome Android 61	Firefox Android No	Opera Android 45	Safari iOS No	Samsung Internet Android 8.0

图例

完整支持

完整支持

不支持

不支持

实验。期望将来行为有所改变。

实验。期望将来行为有所改变。

元数据

• 最后修改： Jun 1, 2020

相关话题

1. USBDevice
2. 特性

   1. configuration
   2. configurations
   3. deviceClass
   4. deviceClass
   5. deviceProtocol
   6. deviceSubclass
   7. deviceVersionMajor
   8. deviceVersionMinor
   9. deviceVersionSubminor
   10. manufacturerName
   11. opened
   12. productID
   13. productName
   14. serialNumber
   15. usbVersionMajor
   16. usbVersionMinor
   17. usbVersionSubminor
   18. vendorID
3. 方法

   1. claimInterface()
   2. clearHalt()
   3. close()
   4. controlTransferIn()
   5. controlTransferOut()
   6. isochronousTransferIn()
   7. isochronousTransferOut()
   8. open()
   9. releaseInterface()
   10. reset()
   11. selectAlternateInterface()
   12. selectConfiguration()
   13. transferIn()
   14. transferOut()