Hi Christian, Please post the code you are using for the test if you can.
Best, Miklos On Thu, Jun 16, 2011 at 11:02 AM, Christian Haas <[email protected]> wrote: > On 06/15/2011 04:48 PM, Miklos Maroti wrote: >> Hi Horst, >> >> Are you using the latest version from tinyos-main? You can change the >> listen length in RF230RadioP.nc (chips/rf230) with this function: >> >> command uint16_t LowPowerListeningConfig.getListenLength() { return 5; } >> >> For us LPL on IRIS works perfectly fine. > > Hi all, > > perfectly fine is not the thing i see when using Iris and LPL .) > > Even in a simple scenario with 1 sender and 1 host you will see a lot of > packages lost(>30% for me). > > We had the same thing on Micaz nodes using the the default values for > the CCA check. When increasing the CCA check value to 1600 (~10ms CCA > check), the package loss dropped to 1-2%. > > I will do some testing and let you guys know whether i can somehow fix it. > > Christian > > -- > Dipl. Inform. Christian Haas > Karlsruher Institut für Technologie > TM Prof. Dr. Zitterbart > Raum 102, Geb. 20.50 > Engesserstraße 2 Rechts > 76128 Karlsruhe > Germany > > Tel.: +49 721 608-48673 > Email:[email protected] > Jabber-ID: [email protected] > > > _______________________________________________ Tinyos-help mailing list [email protected] https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
