harmony(鸿蒙)USB服务子系统JS API变更

  • 2022-08-09
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USB服务子系统JS API变更

OpenHarmony 3.2 Beta2版本相较于OpenHarmony 3.2 Beta1版本,USB服务子系统的API变更如下:

接口变更

模块名 类名 方法/属性/枚举/常量 变更类型
ohos.usb FunctionType NCM = 256 新增
ohos.usb FunctionType AUDIO_SOURCE = 128 新增
ohos.usb FunctionType MIDI = 64 新增
ohos.usb FunctionType RNDIS = 32 新增
ohos.usb FunctionType PTP = 16 新增
ohos.usb FunctionType MTP = 8 新增
ohos.usb FunctionType HDC = 4 新增
ohos.usb FunctionType ECM = 2 新增
ohos.usb FunctionType ACM = 1 新增
ohos.usb FunctionType NONE = 0 新增
ohos.usb USBPort status: USBPortStatus; 新增
ohos.usb USBPort supportedModes: PortModeType; 新增
ohos.usb USBPort id: number; 新增
ohos.usb USBPortStatus currentDataRole: number; 新增
ohos.usb USBPortStatus currentPowerRole: number; 新增
ohos.usb USBPortStatus currentMode: number; 新增
ohos.usb PortModeType NUM_MODES = 4 新增
ohos.usb PortModeType DRP = 3 新增
ohos.usb PortModeType DFP = 2 新增
ohos.usb PortModeType UFP = 1 新增
ohos.usb PortModeType NONE = 0 新增
ohos.usb DataRoleType DEVICE = 2 新增
ohos.usb DataRoleType HOST = 1 新增
ohos.usb DataRoleType NONE = 0 新增
ohos.usb PowerRoleType SINK = 2 新增
ohos.usb PowerRoleType SOURCE = 1 新增
ohos.usb PowerRoleType NONE = 0 新增
ohos.usb usb setPortRoles(portId: number, powerRole: PowerRoleType, dataRole: DataRoleType): Promise<boolean>; 新增
ohos.usb usb getSupportedModes(portId: number): PortModeType; 新增
ohos.usb usb getPorts(): Array<USBPort>; 新增
ohos.usb usb getCurrentFunctions(): FunctionType; 新增
ohos.usb usb setCurrentFunctions(funcs: FunctionType): Promise<boolean>; 新增
ohos.usb usb usbFunctionsToString(funcs: FunctionType): string; 新增
ohos.usb usb usbFunctionsFromString(funcs: string): number; 新增

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