2008/2/4, DAE HEE KIM <[EMAIL PROTECTED]>:
>
> Hello
>
> Thanks for help to everyone.
>
> Right, in case of broadcast, I couldn't get acknowledge. After I changed
> broadcast to peer-to-peer as followings, I got acknowledge.
>
> By the way, Philip, "You need to call PacketAcknowledgements to enable
> acks in the send path" means "call Acks.requestAck(&pkt);" in the
> following codes??
>
> Thanks.
>
> /***************************
> * Send Packet
> **************************/
> // send data when timer expires
> event void Timer0.fired()
> {
> uint8_t next_hop;
>
> counter++;
>
> if (!busy) {
>
> // create new packet
> BlinkToRadioMsg *btrpkt = (BlinkToRadioMsg*)(call
> Packet.getPayload(&pkt,
> NULL));
>
> // insert data into packet
> btrpkt->nodeid = TOS_NODE_ID;
> btrpkt->counter = counter;
>
> if (TOS_NODE_ID == 8)
> next_hop = 0;
> else if (TOS_NODE_ID == 0)
> next_hop = 8;
>
> call Acks.requestAck(&pkt);
> if (call AMSend.send(next_hop, &pkt, sizeof(BlinkToRadioMsg)) ==
> SUCCESS) {
> dbg("BlinkToRadioC","Send %d packet\n", counter);
> busy = TRUE;
>
> // send success : Blink
> call Leds.led0Toggle();
> }
> }
> }
>
> // finish sending
> event void AMSend.sendDone(message_t *msg, error_t error) {
> if (&pkt == msg) {
> if (call Acks.wasAcked(msg)) {
> call Leds.led2Toggle(); <-- led2 toggles which means acked
> }
> else {
> call Leds.led1Toggle();
> }
> busy = FALSE;
> }
> }
>
>
> 2008/2/4, Omprakash Gnawali <[EMAIL PROTECTED]>:
> >
> >
> > http://mail.millennium.berkeley.edu/pipermail/tinyos-devel/2007-June/001742.html
> >
> > - om_p
> >
> > On Feb 4, 2008 12:23 AM, Michiel Konstapel <[EMAIL PROTECTED]>
> > wrote:
> > > > if (call AMSend.send(AM_BROADCAST_ADDR, ...
> > >
> > > Acks are only sent for unicast messages, not broadcasts. Maybe TOSSIM
> > > does send acks for broadcasts?
> > > Michiel
> > >
> > > _______________________________________________
> > > Tinyos-help mailing list
> > > [email protected]
> > >
> > https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
> > >
> >
>
>
>
> --
> DaeHee Kim (Danny)
> Department of Computer Science, State University of NewYork at Binghamton.
> Cell Phone : 1-607-321-9574
> Address : 13-A Andrea Dr, Vestal, NY, 13850
> email-address : [EMAIL PROTECTED], [EMAIL PROTECTED]
>
--
DaeHee Kim (Danny)
Department of Computer Science, State University of NewYork at Binghamton.
Cell Phone : 1-607-321-9574
Address : 13-A Andrea Dr, Vestal, NY, 13850
email-address : [EMAIL PROTECTED], [EMAIL PROTECTED]
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