Hi, Why don't you schedule the red.read() when the radio is off? You have plenty of time to do so.
Arik On Sun, Dec 13, 2009 at 12:25, farooq_s <farooq...@hotmail.com> wrote: > > hello, > > I am implementing scheduling on custom built nodes using tinyos-2. My nodes > stay awake for 250ms and then sleep for 3 sec. Now, I want to transfer the > sensor data from one mote to the other during the wake period. Both the > nodes wake up at the same time. > > the approach to collect data is as folows: > - I sample the sensor every 500 ms and collect the data using read.read() > and read.readdone() events. > - After reading I transmit this data > > The problem is that when I do the above procedure, my timing gets distrubed > due to read.read() events. and the synchronization breaks. I cant > understand > how to rectify this issue. WHat i want to do is that, the data should be > collected but the synchronization should remain intact. In other words, > when > the radio is off, data should be collected and be transmitted when radio is > turned on. > > Currently, I call read.read() when the radio is on. But this takes more > time, and the radio doesnt turn off as desired, instead it turns off when > the read.readdone() finishes. > > Kindly help me solve this problem. > > Regards, > Farooq Sultan > -- > View this message in context: > http://old.nabble.com/Reading-sensor-data-tp26764874p26764874.html > Sent from the TinyOS - Help mailing list archive at Nabble.com. > > _______________________________________________ > Tinyos-help mailing list > Tinyos-help@millennium.berkeley.edu > https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help > -- Best Regards, Arik Sapojnik sapoj...@gmail.com
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