harmony 鸿蒙USB Subsystem Changelog
USB Subsystem Changelog
cl.usbManager.1 @ohos.usbManager controlTransfer Deprecated
Access Level
Public API
Reason for Change
The original API ControlTransfer is deprecated to comply with the USB standard protocol.
Change Impact
This change is a non-compatible change. When the controlTransfer API is used, a message is displayed, indicating that the API has been deprecated. You are advised to use the substitute API usbManager.usbControlTransfer.
Start API Level
9
Change Since
OpenHarmony SDK 5.0.0.36
Deprecated APIs/Components
| API | Description | Substitute API |
|---|---|---|
| usbManager.controlTransfer | Replaced by usbManager.usbControlTransfer. | usbManager.usbControlTransfer |
Adaptation Guide
Change usbManager.controlTransfer to usbManager.usbControlTransfer during application development.
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