XP and later doesn't consider sharing IRQs as a conflict in most cases. If the IRQ button won't expand, look at the usb devices, network card and graphics cards' properties and see if they are using the same IRQ.
Neal Campbell Abroham Neal Software Programming Services for Windows, OS X and Linux www.abrohamnealsoftware.com (540) 242 0911 On Fri, May 29, 2009 at 4:41 PM, Jim Kunowsky <k4e...@verizon.net> wrote: > Neal, > > I cannot seem to expand the IRQ button...running XP Pro...can you not do the > same thing by double clicking on your 1394 device and then click on Resouces > and see if you have any conflicts in the conflicting devices list? > > 73, > Jim > ----- Original Message ----- > From: "Neal Campbell" <nealk...@gmail.com> > To: "Mark Lunday" <mlun...@nc.rr.com> > Cc: <flexradio@flex-radio.biz> > Sent: Friday, May 29, 2009 4:20 PM > Subject: Re: [Flexradio] Audio Drop-out Latency > > > I think the issue here is not purely USB controllers but IRQ sharing. > If you disable a USB controller that isn't sharing an IRQ with the > Flex, its probably not going to show this level of performance > increase. > > Go to device manager, select the Show by Connection item under the > View then expand the IRQ button. When you find your 1394 device, see > what other device is on the same IRQ. Try to disable any of these > devices that handle a lot of data (USB, etc). > > Neal Campbell > Abroham Neal Software > Programming Services for Windows, OS X and Linux > www.abrohamnealsoftware.com > (540) 242 0911 > > > > > On Fri, May 29, 2009 at 4:09 PM, Mark Lunday <mlun...@nc.rr.com> wrote: >> How did you select which controllers to disable, w/o messing the whole >> thing >> up? >> >> >> Mark Lunday >> WD4ELG >> wd4...@arrl.net >> http://wd4elg.net >> >> >> -----Original Message----- >> From: flexradio-boun...@flex-radio.biz >> [mailto:flexradio-boun...@flex-radio.biz] On Behalf Of Dale Brown >> Sent: Friday, May 29, 2009 3:55 PM >> To: flexradio@flex-radio.biz >> Subject: [Flexradio] Audio Drop-out Latency >> >> To all: I just checked the device manager and found 16 USB >> controllers. Eight of these were USB root hubs. I disabled 4 of >> these and DLC value went from 950 microseconds to 30 >> microseconds. For those with drop out problems, I would start at the >> USB folder in your device manager and see how many you can live >> with. Dale KC2PZ >> >> >> >> _______________________________________________ >> FlexRadio Systems Mailing List >> FlexRadio@flex-radio.biz >> http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz >> Archives: http://www.mail-archive.com/flexradio%40flex-radio.biz/ >> Knowledge Base: http://kc.flex-radio.com/ Homepage: >> http://www.flex-radio.com/ >> >> >> _______________________________________________ >> FlexRadio Systems Mailing List >> FlexRadio@flex-radio.biz >> http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz >> Archives: http://www.mail-archive.com/flexradio%40flex-radio.biz/ >> Knowledge Base: http://kc.flex-radio.com/ Homepage: >> http://www.flex-radio.com/ >> > > _______________________________________________ > FlexRadio Systems Mailing List > FlexRadio@flex-radio.biz > http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz > Archives: http://www.mail-archive.com/flexradio%40flex-radio.biz/ > Knowledge Base: http://kc.flex-radio.com/ Homepage: > http://www.flex-radio.com/ > > _______________________________________________ FlexRadio Systems Mailing List FlexRadio@flex-radio.biz http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz Archives: http://www.mail-archive.com/flexradio%40flex-radio.biz/ Knowledge Base: http://kc.flex-radio.com/ Homepage: http://www.flex-radio.com/