> Actually, nothing prevents you from using Port Class with USB, Fire Wire, > etc...You get audio data from the OS with the PCI MiniPort, and you can then > send them on the USB for example. But the Port Class doesn't provide any > service to do that! > The largest problem I found is to handle the PNP IRP's as they are not passed by PortCls to the miniport (whithout some indecent hacking anyway). The same goes for DeviceIOCTL's. Regards, Bart ****************** WDMAUDIODEV addresses: Post message: mailto:wdmaudiodev@xxxxxxxxxxxxx Subscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=subscribe Unsubscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=unsubscribe Moderator: mailto:wdmaudiodev-moderators@xxxxxxxxxxxxx URL to WDMAUDIODEV page: http://www.wdmaudiodev.de/