diff --git a/en/application-dev/reference/apis/js-apis-usb.md b/en/application-dev/reference/apis/js-apis-usb.md
index 5ec4d9e336475374b6519a4f724f3666931e4b6d..51a5615b69ef513c1c05d5fc13daa4a4948396a7 100644
--- a/en/application-dev/reference/apis/js-apis-usb.md
+++ b/en/application-dev/reference/apis/js-apis-usb.md
@@ -11,7 +11,7 @@ import usb from "@ohos.usb";
## usb.getDevices
-usb.getDevices(): Array<Readonly<USBDevice>>
+getDevices(): Array<Readonly<USBDevice>>
Obtains the USB device list.
@@ -81,7 +81,7 @@ Obtains the USB device list.
## usb.connectDevice
-usb.connectDevice(device: USBDevice): Readonly<USBDevicePipe>
+connectDevice(device: USBDevice): Readonly<USBDevicePipe>
Connects to a USB device.
@@ -108,7 +108,7 @@ Before you do this, call [usb.getDevices](#usbgetdevices) to obtain the USB devi
## usb.hasRight
-usb.hasRight(deviceName: string): boolean
+hasRight(deviceName: string): boolean
Checks whether the application has the permission to access the device.
@@ -134,7 +134,7 @@ Checks whether the application has the permission to access the device.
## usb.requestRight
-usb.requestRight(deviceName: string): Promise<boolean>
+requestRight(deviceName: string): Promise<boolean>
Requests the temporary permission for the application to access the USB device.
@@ -161,7 +161,7 @@ Requests the temporary permission for the application to access the USB device.
## usb.claimInterface
-usb.claimInterface(pipe: USBDevicePipe, iface: USBInterface, force?: boolean): number
+claimInterface(pipe: USBDevicePipe, iface: USBInterface, force?: boolean): number
Claims a USB interface.
@@ -190,7 +190,7 @@ Before you do this, call [usb.getDevices](#usbgetdevices) to obtain the USB devi
## usb.releaseInterface
-usb.releaseInterface(pipe: USBDevicePipe, iface: USBInterface): number
+releaseInterface(pipe: USBDevicePipe, iface: USBInterface): number
Releases a USB interface.
@@ -218,7 +218,7 @@ Before you do this, ensure that you have claimed the interface by calling [usb.c
## usb.setConfiguration
-usb.setConfiguration(pipe: USBDevicePipe, config: USBConfig): number
+setConfiguration(pipe: USBDevicePipe, config: USBConfig): number
Sets the device configuration.
@@ -246,7 +246,7 @@ Before you do this, call [usb.getDevices](#usbgetdevices) to obtain the USB devi
## usb.setInterface
-usb.setInterface(pipe: USBDevicePipe, iface: USBInterface): number
+setInterface(pipe: USBDevicePipe, iface: USBInterface): number
Sets a USB interface.
@@ -274,7 +274,7 @@ Before you do this, call [usb.getDevices](#usbgetdevices) to obtain the USB devi
## usb.getRawDescriptor
-usb.getRawDescriptor(pipe: USBDevicePipe): Uint8Array
+getRawDescriptor(pipe: USBDevicePipe): Uint8Array
Obtains the raw USB descriptor.
@@ -300,7 +300,7 @@ Before you do this, call [usb.getDevices](#usbgetdevices) to obtain the USB devi
## usb.getFileDescriptor
-usb.getFileDescriptor(pipe: USBDevicePipe): number
+getFileDescriptor(pipe: USBDevicePipe): number
Obtains the file descriptor.
@@ -326,7 +326,7 @@ Before you do this, call [usb.getDevices](#usbgetdevices) to obtain the USB devi
## usb.controlTransfer
-usb.controlTransfer(pipe: USBDevicePipe, contrlparam: USBControlParams, timeout?: number): Promise<number>
+controlTransfer(pipe: USBDevicePipe, contrlparam: USBControlParams, timeout?: number): Promise<number>
Performs control transfer.
@@ -356,7 +356,7 @@ Before you do this, call [usb.getDevices](#usbgetdevices) to obtain the USB devi
## usb.bulkTransfer
-usb.bulkTransfer(pipe: USBDevicePipe, endpoint: USBEndpoint, buffer: Uint8Array, timeout?: number): Promise<number>
+bulkTransfer(pipe: USBDevicePipe, endpoint: USBEndpoint, buffer: Uint8Array, timeout?: number): Promise<number>
Performs bulk transfer.
@@ -390,7 +390,7 @@ Before you do this, call [usb.getDevices](#usbgetdevices) to obtain the USB devi
## usb.closePipe
-usb.closePipe(pipe: USBDevicePipe): number
+closePipe(pipe: USBDevicePipe): number
Closes a USB device pipe.
@@ -421,14 +421,14 @@ Represents the USB endpoint from which data is sent or received. You can obtain
| Name| Type| Description|
| -------- | -------- | -------- |
-| address | number | Endpoint address.
**System capability**: SystemCapability.USB.USBManager|
-| attributes | number | Endpoint attributes.
**System capability**: SystemCapability.USB.USBManager|
-| interval | number | Endpoint interval.
**System capability**: SystemCapability.USB.USBManager|
-| maxPacketSize | number | Maximum size of data packets on the endpoint.
**System capability**: SystemCapability.USB.USBManager|
-| direction | [USBRequestDirection](#usbrequestdirection) | Endpoint direction.
**System capability**: SystemCapability.USB.USBManager|
-| number | number | Endpoint number.
**System capability**: SystemCapability.USB.USBManager|
-| type | number | Endpoint type.
**System capability**: SystemCapability.USB.USBManager|
-| interfaceId | number | Unique ID of the interface to which the endpoint belongs.
**System capability**: SystemCapability.USB.USBManager|
+| address | number | Endpoint address.
**System capability**: SystemCapability.USB.USBManager|
+| attributes | number | Endpoint attributes.
**System capability**: SystemCapability.USB.USBManager|
+| interval | number | Endpoint interval.
**System capability**: SystemCapability.USB.USBManager|
+| maxPacketSize | number | Maximum size of data packets on the endpoint.
**System capability**: SystemCapability.USB.USBManager|
+| direction | [USBRequestDirection](#usbrequestdirection) | Endpoint direction.
**System capability**: SystemCapability.USB.USBManager|
+| number | number | Endpoint number.
**System capability**: SystemCapability.USB.USBManager|
+| type | number | Endpoint type.
**System capability**: SystemCapability.USB.USBManager|
+| interfaceId | number | Unique ID of the interface to which the endpoint belongs.
**System capability**: SystemCapability.USB.USBManager|
## USBInterface
@@ -437,13 +437,13 @@ Represents a USB interface. One [USBConfig](#usbconfig) can contain multiple **U
| Name| Type| Description|
| -------- | -------- | -------- |
-| id | number | Unique ID of the USB interface.
**System capability**: SystemCapability.USB.USBManager|
-| protocol | number | Interface protocol.
**System capability**: SystemCapability.USB.USBManager|
-| clazz | number | Device type.
**System capability**: SystemCapability.USB.USBManager|
-| subClass | number | Device subclass.
**System capability**: SystemCapability.USB.USBManager|
-| alternateSetting | number | Settings for alternating between descriptors of the same USB interface.
**System capability**: SystemCapability.USB.USBManager|
-| name | string | Interface name.
**System capability**: SystemCapability.USB.USBManager|
-| endpoints | Array<[USBEndpoint](#usbendpoint)> | Endpoints that belong to the USB interface.
**System capability**: SystemCapability.USB.USBManager|
+| id | number | Unique ID of the USB interface.
**System capability**: SystemCapability.USB.USBManager|
+| protocol | number | Interface protocol.
**System capability**: SystemCapability.USB.USBManager|
+| clazz | number | Device type.
**System capability**: SystemCapability.USB.USBManager|
+| subClass | number | Device subclass.
**System capability**: SystemCapability.USB.USBManager|
+| alternateSetting | number | Settings for alternating between descriptors of the same USB interface.
**System capability**: SystemCapability.USB.USBManager|
+| name | string | Interface name.
**System capability**: SystemCapability.USB.USBManager|
+| endpoints | Array<[USBEndpoint](#usbendpoint)> | Endpoints that belong to the USB interface.
**System capability**: SystemCapability.USB.USBManager|
## USBConfig
@@ -452,13 +452,13 @@ Represents the USB configuration. One [USBDevice](#usbdevice) can contain multip
| Name| Type| Description|
| -------- | -------- | -------- |
-| id | number | Unique ID of the USB configuration.
**System capability**: SystemCapability.USB.USBManager|
-| attributes | number | Configuration attributes.
**System capability**: SystemCapability.USB.USBManager|
-| maxPower | number | Maximum power consumption, in mA.
**System capability**: SystemCapability.USB.USBManager|
-| name | string | Configuration name, which can be left empty.
**System capability**: SystemCapability.USB.USBManager|
-| isRemoteWakeup | boolean | Support for remote wakeup.
**System capability**: SystemCapability.USB.USBManager|
-| isSelfPowered | boolean | Support for independent power supplies.
**System capability**: SystemCapability.USB.USBManager|
-| interfaces | Array <[USBInterface](#usbinterface)> | Supported interface attributes.
**System capability**: SystemCapability.USB.USBManager|
+| id | number | Unique ID of the USB configuration.
**System capability**: SystemCapability.USB.USBManager|
+| attributes | number | Configuration attributes.
**System capability**: SystemCapability.USB.USBManager|
+| maxPower | number | Maximum power consumption, in mA.
**System capability**: SystemCapability.USB.USBManager|
+| name | string | Configuration name, which can be left empty.
**System capability**: SystemCapability.USB.USBManager|
+| isRemoteWakeup | boolean | Support for remote wakeup.
**System capability**: SystemCapability.USB.USBManager|
+| isSelfPowered | boolean | Support for independent power supplies.
**System capability**: SystemCapability.USB.USBManager|
+| interfaces | Array <[USBInterface](#usbinterface)> | Supported interface attributes.
**System capability**: SystemCapability.USB.USBManager|
## USBDevice
@@ -467,19 +467,19 @@ Represents the USB device information.
| Name| Type| Description|
| -------- | -------- | -------- |
-| busNum | number | Bus address.
**System capability**: SystemCapability.USB.USBManager|
-| devAddress | number | Device address.
**System capability**: SystemCapability.USB.USBManager|
-| serial | string | Device SN.
**System capability**: SystemCapability.USB.USBManager|
-| name | string | Device name.
**System capability**: SystemCapability.USB.USBManager|
-| manufacturerName | string | Device manufacturer.
**System capability**: SystemCapability.USB.USBManager|
-| productName | string | Product information.
**System capability**: SystemCapability.USB.USBManager|
-| version | string | Version.
**System capability**: SystemCapability.USB.USBManager|
-| vendorId | number | Vendor ID.
**System capability**: SystemCapability.USB.USBManager|
-| productId | number | Product ID.
**System capability**: SystemCapability.USB.USBManager|
-| clazz | number | Device class.
**System capability**: SystemCapability.USB.USBManager|
-| subClass | number | Device subclass.
**System capability**: SystemCapability.USB.USBManager|
-| protocol | number | Device protocol code.
**System capability**: SystemCapability.USB.USBManager|
-| configs | Array<[USBConfig](#usbconfig)> | Device configuration descriptor information.
**System capability**: SystemCapability.USB.USBManager|
+| busNum | number | Bus address.
**System capability**: SystemCapability.USB.USBManager|
+| devAddress | number | Device address.
**System capability**: SystemCapability.USB.USBManager|
+| serial | string | Device SN.
**System capability**: SystemCapability.USB.USBManager|
+| name | string | Device name.
**System capability**: SystemCapability.USB.USBManager|
+| manufacturerName | string | Device manufacturer.
**System capability**: SystemCapability.USB.USBManager|
+| productName | string | Product information.
**System capability**: SystemCapability.USB.USBManager|
+| version | string | Version.
**System capability**: SystemCapability.USB.USBManager|
+| vendorId | number | Vendor ID.
**System capability**: SystemCapability.USB.USBManager|
+| productId | number | Product ID.
**System capability**: SystemCapability.USB.USBManager|
+| clazz | number | Device class.
**System capability**: SystemCapability.USB.USBManager|
+| subClass | number | Device subclass.
**System capability**: SystemCapability.USB.USBManager|
+| protocol | number | Device protocol code.
**System capability**: SystemCapability.USB.USBManager|
+| configs | Array<[USBConfig](#usbconfig)> | Device configuration descriptor information.
**System capability**: SystemCapability.USB.USBManager|
## USBDevicePipe
@@ -488,8 +488,8 @@ Represents a USB device pipe, which is used to determine a USB device.
| Name| Type| Description|
| -------- | -------- | -------- |
-| busNum | number | Bus address.
**System capability**: SystemCapability.USB.USBManager|
-| devAddress | number | Device address.
**System capability**: SystemCapability.USB.USBManager|
+| busNum | number | Bus address.
**System capability**: SystemCapability.USB.USBManager|
+| devAddress | number | Device address.
**System capability**: SystemCapability.USB.USBManager|
## USBControlParams
@@ -499,11 +499,11 @@ Represents control transfer parameters.
| Name| Type| Description|
| -------- | -------- | -------- |
| request | number | Request type.|
-| target | [USBRequestTargetType](#usbrequesttargettype) | Request target type.
**System capability**: SystemCapability.USB.USBManager|
-| reqType | [USBControlRequestType](#usbcontrolrequesttype) | Request control type.
**System capability**: SystemCapability.USB.USBManager|
-| value | number | Request parameters
**System capability**: SystemCapability.USB.USBManager|
-| index | number | Index of the request parameter value.
**System capability**: SystemCapability.USB.USBManager|
-| data | Uint8Array | Buffer for writing or reading data.
**System capability**: SystemCapability.USB.USBManager|
+| target | [USBRequestTargetType](#usbrequesttargettype) | Represents the request target type.
**System capability**: SystemCapability.USB.USBManager|
+| reqType | [USBControlRequestType](#usbcontrolrequesttype) | Request control type.
**System capability**: SystemCapability.USB.USBManager|
+| value | number | Request parameters
**System capability**: SystemCapability.USB.USBManager|
+| index | number | Index of the request parameter value.
**System capability**: SystemCapability.USB.USBManager|
+| data | Uint8Array | Buffer for writing or reading data.
**System capability**: SystemCapability.USB.USBManager|
## USBRequestTargetType
@@ -511,30 +511,30 @@ Represents control transfer parameters.
Represents the request target type.
-| Name| Default Value| Description|
+| Name| Default Value | Description|
| -------- | -------- | -------- |
-| USB\_REQUEST\_TARGET\_DEVICE | 0 | Device.
**System capability**: SystemCapability.USB.USBManager|
-| USB\_REQUEST\_TARGET\_INTERFACE | 1 | Interface.
**System capability**: SystemCapability.USB.USBManager|
-| USB\_REQUEST\_TARGET\_ENDPOINT | 2 | Endpoint
**System capability**: SystemCapability.USB.USBManager|
-| USB_REQUEST_TARGET_OTHER | 3 | Others
**System capability**: SystemCapability.USB.USBManager|
+| USB_REQUEST_TARGET_DEVICE | 0 | Device.
**System capability**: SystemCapability.USB.USBManager|
+| USB_REQUEST_TARGET_INTERFACE | 1 | Interface.
**System capability**: SystemCapability.USB.USBManager|
+| USB_REQUEST_TARGET_ENDPOINT | 2 | Endpoint
**System capability**: SystemCapability.USB.USBManager|
+| USB_REQUEST_TARGET_OTHER | 3 | Others
**System capability**: SystemCapability.USB.USBManager|
## USBControlRequestType
Enumerates control request types.
-| Name| Default Value| Description|
+| Name| Default Value | Description|
| -------- | -------- | -------- |
-| USB\_REQUEST\_TYPE\_STANDARD | 0 | Standard
**System capability**: SystemCapability.USB.USBManager|
-| USB\_REQUEST\_TYPE\_CLASS | 1 | Class
**System capability**: SystemCapability.USB.USBManager|
-| USB\_REQUEST\_TYPE\_VENDOR | 2 | Vendor
**System capability**: SystemCapability.USB.USBManager|
+| USB_REQUEST_TYPE_STANDARD | 0 | Standard
**System capability**: SystemCapability.USB.USBManager|
+| USB_REQUEST_TYPE_CLASS | 1 | Class.
**System capability**: SystemCapability.USB.USBManager|
+| USB_REQUEST_TYPE_VENDOR | 2 | Vendor
**System capability**: SystemCapability.USB.USBManager|
## USBRequestDirection
Enumerates request directions.
-| Name| Default Value| Description|
+| Name| Default Value | Description|
| -------- | -------- | -------- |
-| USB\_REQUEST\_TYPE\_STANDARD | 0 | Request for writing data from the host to the device.
**System capability**: SystemCapability.USB.USBManager|
-| USB\_REQUEST\_TYPE\_CLASS | 0x80 | Request for reading data from the device to the host.
**System capability**: SystemCapability.USB.USBManager|
+| USB_REQUEST_DIR_TO_DEVICE | 0 | Request for writing data from the host to the device.
**System capability**: SystemCapability.USB.USBManager|
+| USB_REQUEST_DIR_FROM_DEVICE | 0x80 | Request for reading data from the device to the host.
**System capability**: SystemCapability.USB.USBManager|