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UsbReadOptions enumeration
Defines constants for configuration flags that can be set for a USB pipe that the host opens for a USB bulk IN endpoint.
Syntax
var value = Windows.Devices.Usb.UsbReadOptions.none;
Attributes
- [Flags()]
- [Version(0x06030000)]
Members
The UsbReadOptions enumeration has these members.
| Member | Value | Description |
|---|---|---|
| None | none | 0 |
Clear all flags. |
| AutoClearStall | autoClearStall | 1 |
Automatically clears a stalled pipe without stopping the data flow. |
| OverrideAutomaticBufferManagement | overrideAutomaticBufferManagement | 2 |
Bypasses queuing and error handling to boost performance for multiple read requests. Read operations must be done in multiples of MaxPacketSize. |
| IgnoreShortPacket | ignoreShortPacket | 4 |
The host does not complete a read request when a short packet is received. The read request is completed only when an error occurs, the request is canceled, or all requested bytes have been read. |
| AllowPartialReads | allowPartialReads | 8 |
Allows read requests from a device that returns more data than requested by the caller. |
Requirements
|
Minimum supported client | Windows 8.1 |
|---|---|
|
Minimum supported server | Windows Server 2012 R2 |
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