Hi, Could you try setting it to 3 or a little higher instead and see?
PA_Level 3 Output Power -25 , TXCTRL register 0xA0E3 The output power is programmable in 8 steps from approximately –24 to 0 dBm. Page: 9 , 52 from CC2420 Data Sheet. Thanks, On Tue, Dec 16, 2008 at 2:47 PM, BAI LI <[email protected]> wrote: > Yes, i modified the code. the default value of REPOAWER is 31 at the > maximum in Tinyos1.15. Then I changed it to 1. I believe nothing changed. > The node still can communicate with other nodes at least 15 meters. It is > not that good. I will try to use setRFPower. Is this the right value I > should change in order to decrease the transimission distance. I am > confused. Anyone who has experience, please help me. THanks in advanced. > > On Tue, Dec 16, 2008 at 11:16 AM, Razvan Musaloiu-E. > <[email protected]>wrote: > >> Hi! >> >> On Mon, 15 Dec 2008, BAI LI wrote: >> >> Hi All, >>> Anyone can tell me where to modify the power level in tinyos 1.x and >>> tinyos >>> 2.x? >>> >> >> In tinyos-2.x you can set the global radio power of CC2420 by defining the >> CC2420_DEF_RFPOWER to a different value or you can change it dynamically on >> a per-packet basis using the setPower command from the CC2420Packet >> interface. >> >> -- >> Razvan ME >> > > > _______________________________________________ > Tinyos-help mailing list > [email protected] > https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help > -- Nitin Sharma
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