[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Discuss-gnuradio] flow graph with feedback by using udp source/sink
|
From: |
Josh Blum |
|
Subject: |
Re: [Discuss-gnuradio] flow graph with feedback by using udp source/sink |
|
Date: |
Wed, 09 May 2012 10:06:30 -0700 |
|
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:12.0) Gecko/20120430 Thunderbird/12.0.1 |
On 05/09/2012 08:26 AM, Alick Zhao wrote:
> Hi list,
>
> I build a flow graph with both transmitter and receiver, and the forward
> path works fine. Then I want to let receiver block to feedback some data
> to the transmitter block, and I learn that GNU Radio does not allow the
> flow graph has loops. Now I'm trying to walkaround the limitation by
> using udp_sink and udp_source, but I haven't make it work.
>
FWIW, I have implemented a message passing for gnuradio that you can use
as a feedback mechanism. Its not mainline code.
Instructions:
http://gnuradio.org/redmine/projects/gnuradio/wiki/BlocksCodingGuide#Messages
Implementation is on the next branch:
git://gnuradio.org/jblum.git
-Josh