I see, but still don't get where this change should be made.
And also, more important, i I have standard configuration with 2 DDCs and 2
DUCs, then it should work like that, cause I need only 2 DDCs if I am not
wrong.
On Tue, Dec 3, 2013 at 5:15 PM, Marcus D. Leech <mle...@ripnet.com> wrote:
> On 12/03/2013 11:10 AM, Nemanja Savic wrote:
>
> Hi all guys,
>
> I would like to receive in my application signals from WBX board and from
> LFTX simultaneousely.
> At the moment, when I run the flow graph it ends immediately with core
> dump, and zero divisin exception.
>
> In the script, sources are defined in this way:
>
> self.uhd_usrp_source_0 = uhd.usrp_source(
> device_addr="",
> stream_args=uhd.stream_args(
> cpu_format="fc32",
> channels=range(1),
> ),
> )
>
> self.uhd_usrp_source_0.set_subdev_spec("A:0", 0)
> self.uhd_usrp_source_0.set_samp_rate(samp_rate_wbx)
> self.uhd_usrp_source_0.set_center_freq(433900000, 0)
> self.uhd_usrp_source_0.set_gain(input_gain_slider_wbx, 0)
> self.uhd_usrp_source_0.set_antenna("RX2", 0)
>
> and the second:
>
> self.uhd_usrp_source_1 = uhd.usrp_source(
> device_addr="",
> stream_args=uhd.stream_args(
> cpu_format="fc32",
> channels=range(1),
> ),
> )
>
> self.uhd_usrp_source_1.set_subdev_spec("B:A", 0)
> self.uhd_usrp_source_1.set_samp_rate(samp_rate_CC1000)
> self.uhd_usrp_source_1.set_center_freq(freq_CC1000, 0)
> self.uhd_usrp_source_1.set_gain(gain_CC1000, 0)
>
> There are certain posts about using different firmware, but I am not
> able to figure out what should I really do, and is that necessary?
>
> Thanx for help,
>
> Best,
>
> --
> Nemanja Savić
>
>
> _______________________________________________
> Discuss-gnuradio mailing
> listDiscuss-gnuradio@gnu.orghttps://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>
> You need to specify the dual-DDC image for USRP1:
>
> usrp1_fpga_4rx.rbf
>
>
> http://files.ettus.com/uhd_docs/manual/html/usrp1.html#specify-a-non-standard-image
>
>
>
> --
> Marcus Leech
> Principal Investigator
> Shirleys Bay Radio Astronomy Consortiumhttp://www.sbrac.org
>
>
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> Discuss-gnuradio mailing list
> Discuss-gnuradio@gnu.org
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>
>
--
Nemanja Savić
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