Re: [Tinyos-help] Time Control in NesC

2008-03-06 Thread ppan
Hi, David. Thanks for your reply on this issue. Actually, you might have noticed that I posted two questions today. What I am doing now is to detect if TOSSIM has the machanism to deal with the hidden and exposed node problems. However, in my current topology, two nodes send packets to the sink

Re: [Tinyos-help] Does TOSSIM deal with hidden and exposed node problem?

2008-03-06 Thread ppan
Hi, David. How do you set up such a hidden terminal topology in TOSSIM? Is it a command line option when executing make command or it should be specified in the python file? Pengjun How do I replicate this in TOSSIM? Because I've set up a hidden terminal topology using 3 nodes and the middle

Re: [Tinyos-help] Does TOSSIM deal with hidden and exposed node problem?

2008-03-06 Thread ppan
Hi, Phil. Thanks for your clarification. But then I have a serious problem that I thought it was due to the lack of hidden/exposed node mechanism. I'm simulating a chain network where two end motes send to a sink which is in the middle. However, there are lots of packet loss around the sink.

[Tinyos-help] Issue on how to recompile TOSSIM itself

2008-02-15 Thread ppan
Hi, All. I need to modify the TOSSIM for some specific reason, but I just have no idea how I can compile the TOSSIM itself. If I am correct, the source code of TOSSIM should reside in /opt/tinyos-2.x/tos/lib/tossim. However, there is no Makefile appearing under this path. Could anyone of you