1. 2. 3. How to Use the FlexRadio Firewire Driver DPC Latency ...

mode. In the example below the Max Latency is 97 microseconds (us) and the recommendedWDM Operation Mode is Normal Mode.4.5.The Operation mode will automatically be set to the recommended value.To reset the DPC test, click on the Reset button. You may want to run several tests withdifferent third-party applications running to determine which ones are more likely to result inlong duration DPCs. Microsoft Outlook is one program known to be very bad for initiating longduration DPCs.You can always over-ride the suggested Operation mode and select a mode that is more forgivingof longer duration DPCs and can provide a more stable operating environment for the FlexRadiotransceiver. If you experience audio "freeze ups" or slight glitching of the received audio, changethe Operation mode to one of the Safe Mode values.This KB article may reference additional files that are available on the FlexRadio Systems web siteDownloads page. Please use the URL(s) below to download the referenced materials.An Adobe Acrobat Reader may be required to open the file. You can download Adobe Acrobatfrom here.KB Source Document(s):None ReferencedLast Modified By: Administrator, Tuesday, January 06, 2009http://kc.flex-radio.com/KnowledgebaseArticle50328.aspxMonday, March 09, 2009