Bill- >From the legendary Octavetech protocol document that you linked:
"P_PACKET_ACK (0x41) - User packet. ACK required. Includes a prefix byte. Receiver must send a P_ACK response with prefix byte as contents." Regards, Ben B. > Date: Mon, 23 Apr 2007 13:55:54 -0400 > From: "Bill Leal" <[EMAIL PROTECTED]> > Subject: [Tinyos-help] tmote message format > To: <[email protected]> > Message-ID: <[EMAIL PROTECTED]> > Content-Type: text/plain; charset="us-ascii" > > I'm trying to understand the packet format of a PC app that interacts with a > tmote; the format for messages to the tmote seem to contain an additional byte. [...] > I think the address (FF FF) should begin with the 9th byte but it is the > 10th. What puzzles me is the 4th byte (1C); why is it there? This is > different than the packet format I'm getting from the mote: [...] > I note that the message type to the mote is ack-requested (41), which > perhaps accounts for the extra byte. But I haven't been able to locate any > doc on that. _______________________________________________ Tinyos-help mailing list [email protected] https://mail.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
