Thanks Janos! It's really short enough so I'll better keep it :)
Andrey Janos Sallai wrote: > The length of this timeout is radio stack specific. It's approximately > 800us on the IRIS. It's actually hard-coded into RF230ActiveMessageP.nc. > I suggest that you do not change it, unless you know what you're doing. > > Janos > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Andrey > Gursky > Sent: Tuesday, July 22, 2008 4:21 PM > To: Michael Schippling > Cc: [email protected] > Subject: Re: [Tinyos-help] Event sendDone done after the message is > received? > > Hello! > > Janos has pointed me to the appropriate interface in T2. Michael, thanks > > for the information about ACK in T1. > > Interesting how long is this timeout in T2 by default and whether it can > > be simply changed? > > > Andrey > > > Michael Schippling wrote: >> I can't opine on T2 because I don't use it. >> I would hope that the semantics are similar, >> in which case, with ACKs enabled, you should >> see true/false on the indicator where false >> would be a timeout. In T1 this increases the >> time between send and done by the timeout length. >> >> MS >> >> Andrey Gursky wrote: >>>>> If you have ACKs enabled and are sending point-to-point messages >>>>> then sendDone() is signaled after the ACK is received or times out. >>>>> Otherwise, w/o ACKs, and for BCAST messages, sendDone() is signaled >>>>> when the transmitter is finished sending. >>>> Is it hopefully possible to distinguish between received ACK and >>>> timeout? With value in error definitely not. But maybe there is some > >>>> function (for CC2420 and RF230), could be called in sendDone to get >>>> the answer whether it was ACK or timeout? >>>> >>> Michael, I've seen your answer regarding ack, but it was for T1. I've > >>> forgotten to mention I use T2. It should be something like >>> msg->..?..->cc2420.ack in sendDone() for MicaZ? And is there also ack > >>> for IRIS? >>> >>> Andrey >> > > _______________________________________________ > 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
