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LPSET_INTERFACE (Windows Embedded CE 6.0)

1/6/2010

This function sends a SET_INTERFACE request to a universal serial bus (USB) device to change the device's settings.

Syntax

typedef USB_TRANSFER (* LPSET_INTERFACE)(
  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 of type LPTRANSFER_NOTIFY_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] Value of USB_NO_WAIT or zero (0).
  • bInterfaceNumber
    [in] Interface number being changed on the device.
  • bAlternateSetting
    [in] Number of the alternate.

Return Value

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

Header usbdi.h
Windows Embedded CE Windows CE 2.10 and later

See Also

Reference

USB Host Driver Functions
LPABORT_TRANSFER
LPGET_INTERFACE
LPGET_TRANSFER_STATUS
LPIS_TRANSFER_COMPLETE
LPTRANSFER_NOTIFY_ROUTINE