Re: [Discuss-gnuradio] USRP Quartus project same version as GNURadio ?

[Eric Blossom]

On Fri, May 22, 2009 at 11:34:49AM -0400, Mark Porter wrote:
> Hi,
> 
> I'm trying to RUN my own RBF file with the Quartus project (usrp_std.qpf).
> The compilation goes through and I get usrp_std.rbf . However when I try to
> create a usrp source like so :
> 
> self.fpga_filename = "usrp_std.rbf"
> self.u = usrp.source_c (decim_rate = self.usrp_decim,
> fpga_filename=self.fpga_filename, mux =0)
> 
> I get an error
> 
> File "/usr/lib/python2.6/site-packages/gnuradio/usrp/usrp_swig.py", line
> 1607 in source_c
>       return _usrp_swig.source_c(*args, **kwargs)
> *RuntimeError: can't open usrp*
> 
> *Using the precompiled rbf works flawlessly (e.g. std_4rx_0tx.rbf)*
> 
> Does the Quartus project have to come from the exact same gnuradio version
> as the one running on the device (I have release 3.1.3 on Quartus and
> 3.1.3+svn10302 r6.1 on the device itself) ?
> 
> Thanks
> Mark

Mark, 

Can you please post the entire backtrace?  If the library can't find
your code, it'll print something like, 

    fprintf (stderr, "Can't find fpga bitstream: %s\n", proto_filename);

Eric