Re: [Openbts-discuss] TRX failing on first OpenBTS run

[Thomas T. <tt...@vt...>]

On Thu, Apr 12, 2012 at 12:59 PM, Charles Hearn <cm...@vi...> wrote:
> Hello, this is my first time running OpenBTS on a USRP1, and I am running
> into some problems with starting the transmit function on the first
> startup.  This same problem was posted earlier, but it doesn't seem like it
> came to a resolution.  I am running GNURadio 3.4.2, my UHD is
> 003.004.000-16-stable, and I'm using the current OpenBTS-UHD public
> version.  My USRP has two RFX900 daughterboards that are both recognized
> when I do a usrp_probe, and everything seems to be running normally with
> GNURadio (I can transmit on the frequency from each board, receive correctly
> using usrp_fft.py).  The config file in OpenBTS I think is set up correctly
> but I could be wrong, there is no external clock and I have not modified
> anything regarding the USRP clock, and I configured the OpenBTS build in the
> correct way using the --with-usrp1 flag as shown in the setup tutorial.

If you're not externally clocked at 52 MHz you will need the
'--with-resamp' option.

> Here is the log file that I get when running, and nothing (strangely) is
> outputted to the TRX log...:

Check that the transceiver process actually starts. If there is no TRX
log, it probably doesn't.

  Thomas