Re: [Contiki-developers] Econotag as a sniffer

[Olaf B. <ber...@tz...>]

Marc,

Marc Collado Saura <mar...@gm...> writes:

> sudo ./mc1322x-load.pl -f
> /home/user/contiki-2.7/cpu/mc1322x/tests/rftest-rx.c -t /dev/ttyUSB1 '
> /home/user/contiki-2.7/cpu/mc1322x/tools/ftditools/./bbmc -l
> redbee-econotag reset'

I think that this command blocks ttyUSB1, so 

> ./rftestrx2pcap.py /dev/ttyUSB1 26 > foo.pcap

this won't get any data. Try flashing rftest-rx.c to the Econotag.

> And the foo.pcap file was empty after several broadcast packets sent
> by the first mote.
>
> 4. I also tried this:
>
> /home/user/contiki-2.7/cpu/mc1322x/tools/rftestrx2pcap.pl -t
> /dev/ttyUSB1 | wireshark -k -i -
>
> Then I get this Wireshark error: End of file on pipe magic during open

You can try adding the option '-u' at the python interpreter invocation
in rftestrx2pcap.pl. This does not work very well but is good enough for
sniffing a couple of packets to see if your setup works.

--- a/tools/rftestrx2pcap.py
+++ b/tools/rftestrx2pcap.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python -u


Gruesse
Olaf