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Re: [Discuss-gnuradio] USRP access via sockets
From: |
Eric Blossom |
Subject: |
Re: [Discuss-gnuradio] USRP access via sockets |
Date: |
Wed, 6 Sep 2006 00:30:54 +0000 |
User-agent: |
Mutt/1.5.9i |
On Tue, Sep 05, 2006 at 03:50:12PM -0700, Written wrote:
>
> Hello again,
>
> Here is my setup. I have a Debian Sarge linux LAN isolated from the outside
> world. I have the USRP hooked up to one computer, and I am trying to have
> that computer feed another computer data via Python sockets.
>
> On the computer being fed (the one WITHOUT the USRP), I am running a
> program very similar to usrp_fft.py. This program, instead of accessing the
> USRP directly, accepts data from gr.file_descriptor_source AFTER I have
> established a socket with the computer feeding this one the data.
>
> As for the feeding computer, it is running usrp_rx_cfile.py with the sink,
> instead of gr.file_sink, is now gr.file_descriptor_sink. This computer is
> listening for the other computer in order to create a connection with it.
>
> Then, for the actual process: I run the feeding computer, then run the
> computer being fed, but there is an error. The feeding computer starts
> listing the USRP data (Rev number, etc.), but then it says
> "gr.file_descriptor_sink: broken pipe".
It's almost certain that the file handle corresponding to the file
descriptor you are using has gone out of scope and thus has been
closed.
Eric