[Discuss-gnuradio] USRP Design and Power Q's

2005-12-13 Thread COMINT
Hi Matt/EricI have a few questions I need some help on.Firstly, I am trying to understand the power supply nets.There is:DVDD (GND) [Digital Supply and Unnamed Ground Symbol]VCC 5:1  (Ground unkown?) AVDD (AGND)  [Analogue Supply and Ground]AVDD 2:1  (AGND 2:1)  (??)5V:1 (??)I can see the volta

Re: [Discuss-gnuradio] Viewing square wave in usrp_oscope

2005-12-13 Thread sudhindra aithal kota
Hi, Sorry for the delay.This is the exam week:) The source I am using is an Agilent 33220A function generator which can drive 50 ohms. Regards Sudhindra --- Eric Blossom <[EMAIL PROTECTED]> wrote: > On Wed, Dec 07, 2005 at 08:39:01PM +, sudhindra > aithal kota wrote: > > Hi, > > In my mai

[Discuss-gnuradio] Thread-Safe Blocking?

2005-12-13 Thread Michael Dickens
In implementing gr-audio-osx, I've figured out (after much debugging) that 2 threads are conflicting (GR is 1 thread, CoreAudio is the other), and thus I need a semaphore or equivalent ... needs to be thread-safe. Does GR have a preference of what to use for this? Or is it OS- and program

[Discuss-gnuradio] gnuradio runs on Solaris 10

2005-12-13 Thread cswiger
Eric was smack-on about having to set shared memory, the formula goes something like: # id -p uid=0(root) gid=0(root) projid=1(user.root) to get the project id [spare me the lectures about running as root ;) ] # prctl -n project.max-shm-memory -v 25600 -r -i project 1 Verify with # prctl -i

[Discuss-gnuradio] Problem in building GNURADIO release 2.6

2005-12-13 Thread kelvin loi
Hi All! I have used GNURADIO release 2.4 since beginning of this year. Everything was allright. But the problem came, when i was trying to install new GNURADIO release 2.6 yesterday. It popped up following errors when i tried to run dial_tone.py. [EMAIL PROTECTED] audio]$ python dial_tone.py Traceb

[Discuss-gnuradio] DBSRx set_rx_freq()

2005-12-13 Thread Lee Patton
Not exactly sure why this is, but the call to set_rx_freq() in usrp_rx_cfile.py does not work for the DBSRX board, and should be replaced as follows: 25c25 < u.set_rx_freq (0, options.ddc_freq) --- > r = usrp.tune( u, 0, usrp.selected_subdev( u, (0,0)), options.ddc_freq); A cursory look a

[Discuss-gnuradio] Problem in building GNURADIO release 2.6 (solved)

2005-12-13 Thread kelvin loi
Hi All! I managed to solve the problem of "max_stream" by re-installing everything includes baseline as well. My current baseline is boost-1-32, cppunit-1.10.2, fftw-3.0.1, sdcc-2.5.0, swig-1.3.27, wxPython-2.6.1.0. I use GNUradio release 2.6 and gcc 3.4.2. Hopefully this is useful for those who en

Re: [Discuss-gnuradio] Thread-Safe Blocking?

2005-12-13 Thread Eric Blossom
On Tue, Dec 13, 2005 at 03:19:34PM -0500, Michael Dickens wrote: > In implementing gr-audio-osx, I've figured out (after much debugging) > that 2 threads are conflicting (GR is 1 thread, CoreAudio is the > other), and thus I need a semaphore or equivalent ... needs to be > thread-safe. Does

Re: [Discuss-gnuradio] DBSRx set_rx_freq()

2005-12-13 Thread Eric Blossom
On Wed, Dec 14, 2005 at 12:05:13AM -0500, Lee Patton wrote: > Not exactly sure why this is, but the call to set_rx_freq() in > usrp_rx_cfile.py does not work for the DBSRX board, and should be > replaced as follows: > > 25c25 > < u.set_rx_freq (0, options.ddc_freq) > --- > > r = usrp.tune(