There is weird bug in the timestamping code in the cc2420 stack. Sometimes packets get timestamps that should be associated with a different packet. A few people tried to fix it, yet unsiccessfully. That was the primary reason why the cc2420x stack was created.
Janos On Thu, Nov 15, 2012 at 10:48 AM, Xiaohui Liu <[email protected]> wrote: > Hi everybody, > > I'm working on a TDMA protocol which requires high precision, even 32khz > ftsp does not work for me. I can get microsecond precision if cc2420x stack > is used instead of the default cc2420 based on the discussions like > here<http://mail.millennium.berkeley.edu/pipermail/tinyos-help/2011-April/050745.html> > and here <http://ftsp%20microseconds%20synchronization%20usign%20telosb/>. > However, there are many changes of the default cc2420 driver I made, so > it's much easier for me to stick to cc2420 than to apply all changes to > cc2420x. Is microsecond-level ftsp implemented on TelosB using default > cc2420? If not, what changes are necessary to have it? Thanks for any hint > in advance. > > -Xiaohui Liu > > _______________________________________________ > Tinyos-help mailing list > [email protected] > https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help >
_______________________________________________ Tinyos-help mailing list [email protected] https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
