Please also cc your question to the list as the others may be experiencing the same troubles.
I've switched to TinyOS 2 for years. Just dig up the archives how to get RSSI in TinyOS 1. The measurement is signed integer. Then take 45 out of it to get RSSI. Ittipong 2009/9/29 Siva Sankar Gupta <sankar1...@gmail.com> > Hello Ittipong, > > One more question, I'm doing following in order to convert RSSI to dBm. I'm > using TinyOS1.x on Windows platform with Telosb nodes. > > char signal_strength[100]; //variable to store the signal strength of 100 > messages from the source > > signal_strength = (signed char)msg->strength - 45; //where 45 is the offset > as mentioned in the CC2420 data sheet > > Is this the right way to obtain the value of RSSI in dBm? > > Excuse me if there is anything wrong in the question........!!!!! > > with regards > Siva > > 2009/9/29 Ittipong Khemapech <ik.tin...@googlemail.com> > > yes >> >> 2009/9/29 Siva Sankar Gupta <sankar1...@gmail.com> >> >> Hello Ittipong, >>> >>> You mean the battery power level has nothing to do with the tx power >>> level... Once the power level is fixed in the code it remains same right? >>> >>> with regards >>> Siva >>> >>> 2009/9/28 Ittipong Khemapech <ik.tin...@googlemail.com> >>> >>>> Hi, >>>> >>>> I don't think the CC2420 can adapt tx power itself. >>>> >>>> Ittipong >>>> >>>> >>>> 2009/9/28 Siva Sankar Gupta <sankar1...@gmail.com> >>>> >>>>> Hello Everyone, >>>>> >>>>> I have a doubt regarding the tx power of the tmote sky nodes. If the tx >>>>> power level is set to 31 and is it possible that if the battery power is >>>>> less, then does the tx power remains same as 31 or will it decrease? >>>>> >>>>> with regards >>>>> -- >>>>> Siva Sankar Gupta Guggilum >>>>> Schubertstraße 19 >>>>> Klagenfurt,9020 >>>>> Austria >>>>> Ph:- 0043 6606871071 >>>>> >>>>> _______________________________________________ >>>>> Tinyos-help mailing list >>>>> Tinyos-help@millennium.berkeley.edu >>>>> >>>>> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help >>>>> >>>> >>>> >>> >>> >>> -- >>> Siva Sankar Gupta Guggilum >>> Schubertstraße 19 >>> Klagenfurt,9020 >>> Austria >>> Ph:- 0043 6606871071 >>> >> >> > > > -- > Siva Sankar Gupta Guggilum > Schubertstraße 19 > Klagenfurt,9020 > Austria > Ph:- 0043 6606871071 >
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