Hi Razvan and Miklos! Razvan Musaloiu-E. wrote: > Hi! > > On Wed, 14 Jan 2009, Andrey Gursky wrote: > >> Hi Razvan! >> >> I haven't such deeply tests as Miklos. My observations on the app level: >> the messages are being successfully sent, but on the remote mote they >> are being not received. > > What does "successfully sent" mean? You got an ack back? :P
You're right, there are really many NACK. But many packets, which were sent but not acknowledged, has being successfully received. What could result in this? Andrey > -- > Razvan ME > >> Thanks for your table with RSSI and LQI. >> >> I'm wondering if only particularly RF230 don't like the channel 26? >> >> >> Razvan Musaloiu-E. wrote: >>> Hi! >>> >>> On Tue, 13 Jan 2009, Andrey Gursky wrote: >>> >>>> Hi Lizhao and all! >>>> >>>> youlizhao wrote: >>>>> Dear all, >>>>> >>>>> Hi! >>>>> >>>>> I hava a problem with iris default channel. >>>>> >>>>> Iris uses RF230. According to the tinyos-help, the iris default >>>>> channel >>>>> is 11, which is defined in file >>>>> /opt/tinyos-2.1.0/tos/chips/platforms/iris/chips/rf230/HplRF230.h >>>>> >>>>> But my problem is: >>>>> As far as i know, there exits interference between 802.15.4 and 802.11 >>>>> in channel 11, while in channel 26 little interference. Why not using >>>>> channel 26 as the default in iris platform, just as cc2420? >>>>> >>>> >>>> It's really interesting! According to my experience if I switch IRIS to >>>> the channel 26, I get bad radio communication (with other IRIS and >>>> MicaZ). But if switch MicaZ to the (for them nonstandard) channel 11 >>>> there are no problems to communicate with other MicaZ and IRIS. >>> >>> Can you give a little more information about how the radio communication >>> was bad? Did you notice an increase of lossrate? Change in RSSI or LQI? >>> >>> -- >>> Razvan ME >>> >>> >> > > _______________________________________________ Tinyos-help mailing list [email protected] https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
