[Tinyos-help] Problems with nx_union in TestSerial and sim-sf on T2

2008-07-12 Thread Federico Porceddu
Hi All, i'm trying to use TestSerial on Tossim (compiling with make micaz sim-sf ) I modified the TestSerial.h in this way: ... typedef nx_struct test_serial_msg { nx_uint16_t counter; nx_union { nx_uint8_t a; nx_uint32_t b; } prova_t; } test_serial_msg_t; ... I've tried

Re: [Tinyos-help] Simulating Timers in TOSSIM T2

2008-07-12 Thread Philip Levis
On Jul 12, 2008, at 5:07 AM, Elvar Ólafsson wrote: Hi. In case there was something wrong with my code, I decided to try this out on the BlinkToRadio app that is described in the mote-to- mote communication tutorial. After doing some unofficial timing of the program running with 16 and

[Tinyos-help] PacketLink Questions.

2008-07-12 Thread David Valencia
Does the packet link layer use CCA when retransmitting a packet? -- Development environment: CYGWIN Platform: TelosB (tinyos-2.x: cvs disribution) ___ Tinyos-help mailing list Tinyos-help@millennium.berkeley.edu

[Tinyos-help] Finding noise floor in tinyos

2008-07-12 Thread John Paul
Hi, I would like to find the signal to noise ratio. I am able to find the RSSI value of the received packet. Could anyone please tell me how to find the noise floor so as to find the signal to noise ratio. Help appreciated. ___ Tinyos-help mailing list

Re: [Tinyos-help] CC2420TimeSyncMessageP strange thing

2008-07-12 Thread Branislav Kusy
Anton wrote: Hello, in the file http://tinyos.cvs.sourceforge.net/tinyos/tinyos-2.x/tos/chips/cc2420/CC2420TimeSyncMessageP.nc?revision=1.1view=markup from the line 96 it is clear that the usual packet data payload is increased by 4 bytes (where event_time is placed). But

[Tinyos-help] clock drift

2008-07-12 Thread Abhishek Anand
Hi all, Does TOSSIM simulate the clock drift? If i synchronize the times of all the motes, will the synchronisation be lost after a few hours as observed in real motes? Regards, Abhishek Anand IIT Guwahati ___ Tinyos-help mailing list