Hauppauge have released a Beta WDM driver for WinTV cards version 3.24.

WDM driver for use under Windows XP, Windows98SE, WindowsMe and Windows2000. Note: This driver will work with all WinTV PCI boards, except for the WinTV-D and WinTV-PVR. For instructions on installation instructions for Windows XP, click here.

Download WinTV v3.24 Beta WDM driver for Windows XP/98SE/ Me/2000 December 5, 2001