 Important: |
|---|
| This is retired content. This content is outdated and is no longer being maintained. It is provided as a courtesy for individuals who are still using these technologies. This content may contain URLs that were valid when originally published, but now link to sites or pages that no longer exist. |
This function sends a SET_INTERFACE request to a USB device, to change the device's settings.
USB_TRANSFER SetInterface( USB_HANDLE hDevice , LPTRANSFER_NOTIFY_ROUTINE lpStartAddress , LPVOID lpvNotifyParameter , DWORD dwFlags , UCHAR bInterfaceNumber , UCHAR bAlternateSetting );
Parameters
- hDevice
- [IN] Handle to a USB device.
- lpStartAddress
- [IN] Pointer to the address of a callback routine, which should be NULL unless the USB_NO_WAIT flag is set.
- lpvNotifyParameter
- [IN] Pointer to the parameter to pass to the callback routine.
- dwFlags
- [IN] Specifies either of the values USB_NO_WAIT or 0.
- bInterfaceNumber
- [IN] Specifies the interface number being changed on the device.
- bAlternateSetting
- [IN] Specifies the number of the alternate.
Return Values
A USB_TRANSFER handle indicates success. NULL indicates failure.
Remarks
This function initiates a control transfer to a USB device, specifying the alternate setting to use for the specified interface.
Requirements
Runs on Versions Defined in Include Link to Windows CE OS 2.10 and later Note This API is part of the complete Windows CE OS package as provided by Microsoft. The functionality of a particular platform is determined by the original equipment manufacturer (OEM) and some devices may not support this API.
See Also
AbortTransfer, GetInterface, GetTransferStatus, IsTransferComplete
Last updated on Tuesday, July 13, 2004