This appears to be a message with AM type 0x18 (24 in decimal), which
corresponds to an AM_CTP_ROUTING message. See
tinyos-2.x/tos/lib/net/ctp/Ctp.h for its definition.
Kevin
On Jan 28, 2008 4:34 AM, Kaan Tuna <[EMAIL PROTECTED]> wrote:
> Hello all,
>
> I developed a periodic sampling test application, with some sampler nodes
> and a Collection root node connected to PC via serial (telosb motes). When
> listening to serial port, default messages are coming like that :
>
> 7E 45 00 FF FF FF FF 07 00 98 * 22 22 00 01 00 00 01 * 90
> 9D 7E
> bytes in *...* are my payload (see below) :
>
> typedef nx_struct MultiHopRoutingMsg {
>
>
> nx_uint16_t data;
>
> nx_am_addr_t source;
>
> nx_am_addr_t parent;
>
> nx_uint8_t hopcount;
>
> } MultiHopRoutingMsg;
>
> But sometimes i got weird packets, not supposed to come from any node. like
> that
>
> 7E 45 00 FF FF FF FF 07 00 18 00 03 80 FF FF 00 00 29 DE
> 7E
>
> What is the reason of such unexpected packets?
> I am using LocalSleepInterval and RxSleepInterval on sampling nodes. And a
> Collection tree for networking. These mechanisms can produce such problems ?
>
> I would be grateful for any help.
> _______________________________________________
> Tinyos-help mailing list
> [email protected]
> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
>
--
~Kevin
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