Class WebUSB

constructor

• new WebUSB(device, interfaceClass?, configuration?, alwaysControlTransfer?): WebUSB

• WebUSB constructor

  Parameters

  • device: USBDevice

    WebUSB device to use
  • interfaceClass: number = DEFAULT_CLASS

    Optional interface class to use (default: 0xFF)
  • configuration: number = DEFAULT_CONFIGURATION

    Optional Configuration to use (default: 1)
  • alwaysControlTransfer: boolean = false

    Whether to always use control transfer instead of endpoints (default: false)

  Returns WebUSB

Readonly packetSize

close

• close(): Promise<void>

• Close device

  Returns Promise<void>

  Promise

open

• open(): Promise<void>

• Open device

  Returns Promise<void>

  Promise

read

• read(): Promise<DataView>

• Read from device

  Returns Promise<DataView>

  Promise of DataView

write

• write(data): Promise<void>

• Write to device

  Parameters

  • data: BufferSource

    Data to write

  Returns Promise<void>

  Promise