I just modified this piece of code as following #ifndef CC2420_DEF_RFPOWER #define CC2420_DEF_RFPOWER 0x1F #endif
I changed it to different values. But nothing happened. So I guess i am heading to the wrong direction. Cheers, Bai On Wed, Dec 17, 2008 at 8:02 AM, Hui Kang <[email protected]> wrote: > If you can post the piece of the code, it maybe easier to point out. > > > BAI LI wrote: > >> I did changed the RFPOWER variable from 31 to 1. But nothing happened. I >> expected the nodes can't talk to each other out of 5 meters. But they can >> even communicate with each other in 15 meters ranges. What is wrong? >> Bai >> >> On Tue, Dec 16, 2008 at 11:57 PM, <[email protected] <mailto: >> [email protected]>> wrote: >> >> Yeap, if you want to increase the distance you can reach when >> sending a >> message you should adjust the transmission power. You can set it >> inside >> your code. But if I am not wrong, there is also a way to set it in >> compilation time, I do not know how, though. >> >> Anyway, what modifications did you do there? >> >> >> > Thanks for your reply. I read the post on the interest to set >> the power >> > level in order to havce multihops as currently my telosb node >> could reach >> > other nodes 50 meters away. I made it impossible to test two hop >> > application. I suppose this transmissino power is the right one? >> Is that >> > correct? >> > >> > CHeers, >> > Bai >> > >> > What do you mean with power level, is it the transmission power when >> > sending a packet? If so, you should take a look at the command >> setRFPower >> > at the appropriate radio interface. >> > >> >> >> -- >> Fernando Henrique Gielow - UFPR - NR2 >> Computer Science graduation student. >> >> >> ------------------------------------------------------------------------ >> >> _______________________________________________ >> Tinyos-help mailing list >> [email protected] >> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help >> > > >
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