LPSYNC_FRAME (Windows CE 5.0)
This function sends a SYNCH_FRAME request to a universal serial bus (USB) device.
typedef USB_TRANSFER (* LPSYNC_FRAME)( USB_HANDLE hDevice, LPTRANSFER_NOTIFY_ROUTINE lpStartAddress, LPVOID lpvNotifyParameter, DWORD dwFlags, UCHAR bEndpoint, LPWORD lpwFrame);
Parameters
- hDevice
[in] Handle to a USB device. - lpStartAddress
[in] Pointer to the address, which might be NULL, of a callback routine of type LPTRANSFER_NOTIFY_ROUTINE. - lpvNotifyParameter
[in] Pointer to the parameter to pass to a callback routine. - dwFlags
[in] Value of USB_NO_WAIT or zero (0). - bEndpoint
[in] Endpoint number. - lpwFrame
[out] Frame number.
Return Values
A USB_TRANSFER handle indicates success. NULL indicates failure.
Remarks
This function sends a SYNCH_FRAME request to an isochronous endpoint on the device and returns in lpwFrame the frame number that began the packet-size pattern of the device.
Requirements
OS Versions: Windows CE 2.10 and later.
Header: Usbdi.h.
See Also
LPABORT_TRANSFER | LPGET_TRANSFER_STATUS | LPIS_TRANSFER_COMPLETE | LPTRANSFER_NOTIFY_ROUTINE
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