GNU Radio runs on an ARM Cortex-A8 cpu:
http://www.flickr.com/photos/koenkooi/2420765852/
This processor has the ARM Neon instructions which include SIMD single
precision floating point.
http://www.linuxdevices.com/news/NS4808904795.html
There is also a high speed USB port, but we haven't been
On Wed, Apr 9, 2008 at 8:59 AM, Greg Troxel [EMAIL PROTECTED] wrote:
There has been some recent discussion about using Free software that has
matlab-like features, like octave and freemat.
http://www.gnu.org/software/octave/
http://freemat.sourceforge.net/
I did some poking around the
On Wed, Apr 9, 2008 at 2:01 PM, Jeff Brower [EMAIL PROTECTED] wrote:
But there is no arguing with success, and MATLAB is highly successful. For
GNU Radio to succeed it should gracefully
navigate the RF community real world, and MATLAB is a key part of that.
The pragmatic approach involves
On Mon, Apr 7, 2008 at 4:10 PM, Eric Blossom [EMAIL PROTECTED] wrote:
Thanks for pointing these out. You're using a later version of GCC
than most of us use for development. This shouldn't be a problem, but
sometimes new versions of gcc show places where we're being sloppy.
This might
I think you want to look at Richard Lyon's book on DSP, Fig 13-61(b).
The book should be on the recommended reading list for GNU Radio. I
think this is an implementation of the algorithm you are trying to
implement.
I've used this method successfully with the OSSIE SCA code from VT.
On Tue, Mar 18, 2008 at 1:45 PM, Per Zetterberg
[EMAIL PROTECTED] wrote:
Hi All,
I am about to buy a new computer. Preferably a laptop. However, in the
future I may be using USRP2. Is there any Dell laptop that can be
recommended (my university has a deal with Dell) ?
Mine worked fine
On Mon, Feb 25, 2008 at 4:54 PM, Eric Blossom [EMAIL PROTECTED] wrote:
On Sun, Feb 24, 2008 at 05:54:08AM -0500, Philip Balister wrote:
The core doesn't have much floating point in it.
What do you mean by core? The gnuradio-core directory src/lib
directory contains directories that contain
Has anyone looked at GNU Radio on an embedded system seriously? I've
built it for an ARM processor and heard that the dial tone example
will work.
I'm particularly interested in using the python-less method
of connecting blocks. I understand that many of the GNU radio blocks
are written using
On Feb 13, 2008 11:15 AM, Eric Blossom [EMAIL PROTECTED] wrote:
I expect to start on the thread-per-block scheduler either next week
or the week after. This should enable us to make good use of SMP
machines.
Hopefully, this question makes some sense, my background is in the SCA
which is
I read the article (the subject is pretty inflammatory) and it does
sound like the Python guys do have a reasonable timetable (Python 3
release in 2009) and that python 2.6 will happen and contain features
to help people move toward python 3.0.
Philip
On Feb 1, 2008 2:40 PM, Newell Jensen [EMAIL
Any interest in adding GNU Radio to ohloh?
http://www.ohloh.org/
Philip
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On Jan 18, 2008 11:17 PM, Bob McGwier [EMAIL PROTECTED] wrote:
I have two of the Lyrtech boards and with the develpment tools for DSP
chip and FPGA. Using Matlab simulink, and code generation, etc. for
rapid prototyping this is just about ohh, one hundred grand..
In my spare time I am
Koen Kooi has run the dial tone example on the openmoko phone. (ARM
based). Take a look at openembedded, we have added support for
building gnu radio there.
http://wwwo.openembedded.org
Philip
On 8/15/07, Younghun Kim [EMAIL PROTECTED] wrote:
Hi,
I'm trying to port GNURadio packages to
On 7/10/07, John Bratteli [EMAIL PROTECTED] wrote:
I may be behind the times with this, but have any of
you looked at the OpenMoko project? It's an open
source cell phone software stack. They're not
consumer ready yet, but the Neo1973 was recently put
up for sale as developer hardware.
On 7/27/07, John Clark [EMAIL PROTECTED] wrote:
Are there examples outside of the GNURadio set of stuff which use the USRP
as a highspeed data acquisition device, and would allow one to build an
application around it.
I have created a device interfacing the USRP to the OSSIE SCA software
and
Some more takes on the FCC position.
My favorite is the second. The line The Software Defined Radio (SDR)
Forum politely responded that the FCC did not know what it was doing
and asked it to get a clue. amuses me.
OK, using OpenEmbedded, I built a file sysem image with GNU Radio
(from svn) for my EFIKA board. usrper can set the led fine :)
Now, I am not a GNU Radio user. I do have these files in /usr/bin
[EMAIL PROTECTED]:~$ usrp
usrp_cal_dc_offset usrp_ra_receiver.pyusrper
usrp_flex.py
The radio portion of the phone is not an open source SDR solution. The
open source part of the phone is for the user interface/PDA type
functions.
Basically, this is a GSM phone that allows you to create your own
mobile applications.
I saw a talk by Sean at FOSDEM last February. He has some
Found on /. I wonder how much Cisco paid for the words
http://news.com.com/Feds+snub+open+source+for+smart+radios/2100-1041_3-6195102.html?tag=nefd.lede
Philip
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This link might interest you guys:
http://code.google.com/soc/gnome/appinfo.html?csaid=2EE7AB46D7D1579E
I'm not sure where it stands wrt to the whole google SoC project, but
I figured it is worth mentioning here.
Philip
On 5/10/07, [EMAIL PROTECTED] [EMAIL PROTECTED] wrote:
On Thu, 10 May
We use the usrp software, currently at 0.12, with the OSSIE project to
talk to the USRP. I know that GNU radio is now distributed as one
large tarball. Will there be another release of the usrp library for
people who do not use the main GNU Radio code? Basically, there are
some new dbid's we
Please forward this to other appropriate lists.
Thanks,
Philip
2007 Virginia Tech Symposium on Wireless Personal Communications
http://wireless.vt.edu/symposium.htm
June 6-8, 2007
Special Track for Open Source Software Defined Radio.
For the 16th annual Wireless Symposium, [EMAIL PROTECTED]
I haven't done much reading on Open Hardware licenses, but I am aware
of one other effort to develop an open hardware license.
http://balloonboard.org/balloonwiki/OpenHardwareLicense
Philip
On 2/12/07, John Ackermann N8UR [EMAIL PROTECTED] wrote:
Hi all --
For the last several months, I've
I've run a USRP connected to my EFIKA (powerpc) board. The kernel is
based off 2.7.19-rc6.
I realize this kernel may be different than a more mainstream
kernel, but I wouldn't expect any dramatic differences in interfaces.
Maybe there is a kernel config change?
Philip
On 1/24/07, Eric Blossom
On 1/17/07, Eric Blossom [EMAIL PROTECTED] wrote:
In general, is OE the answer, or are there other cross development
environments that we should be looking at? It looks like OE was
designed to solve the build an entire system image, including kernel,
boot loader, etc. That may be overkill for
On 1/16/07, Bob McGwier [EMAIL PROTECTED] wrote:
I understand the need and/or desire to do this natively but we really
want to be doing cross platform for this target. 256 MB is not enough
for these large compiles.
OK, I can build gnuradio for the EFIKA board (powerpc) using OE now.
Well, the
On 1/16/07, Bob McGwier [EMAIL PROTECTED] wrote:
I understand the need and/or desire to do this natively but we really
want to be doing cross platform for this target. 256 MB is not enough
for these large compiles.
I've spent a little time trying to build GNU Radio for my EFIKA board
using
I just got the USRP running with an EFIKA board and OSSIE SCA. I'm
using the usrp-0.12 tarball. I had to use a USB2.0 controller in the
PCI slot to work around the usrp USB full speed problems I am having.
I took a quick look at using openembedded to build gnu radio. Thet
already support most of
It seems like my hobby is attaching USRP's to non-PC based hardware.
Todays board is an EFIKA: http://www.genesippc.com/efika.php
Here are the results of the usrp test programs:
[EMAIL PROTECTED]:/home/sca/waveforms/ossie_demo$ test_usrp_standard_rx -D 256
xfered 1.34e+08 bytes in 268 seconds.
Remember that the GPIF is currently set up to DMA 256 16-bit values.
Perhaps that part needs changing. The magic value is probably buried
in the WaveData table in usrp_gpif.c
I looked over the GPIF stuff with the Cypress tool I do not see any
reference to transfer size in there. I am thinking
I've been working on adding USB1.1 (full speed) support to the USRP
software/firmware so I can use it with a TI OSK board. I've been going
back and forth with Matt on some issues and we are getting out of his
area of expertise. Here is summary of progress to date.
After modifying the 8051 code I
I've been working on getting the usrp working with a USB full speed
interface connected to an OMAP starter kit (OSK) board from TI. I'm
not using GNU Radio, but the OSSIE open source SCA. The OSK only has a
USB 11 controller that sends 64 byte packets, not the 512 byte packets
sent by USB2.0 high
I have a narrowband FM receiver running (not based on GNU radio) using the usrp library and the USRP hardware. I would be helpful if the USRP firmware could reduce the sample to 25 ksps from the current 250 ksps at the maximum decimation factor. I want to try run ning my FM receiver on a TI OSK
The guy in the cubicle next to me says that it is possible to talk to a USRP from inside a vmware player using my USB1.1 patch for the USRP library. It is to early to tell if you can do anything useful from vmware, but he did successfully run the tx and rx programs.
Hopefully, we can use this to
The FC5 USRP install instructions reference this page on the wiki:
http://gnuradio.org/trac/wiki/UdevConfig
Unfortunately, this page uses some (apparently) debian specific
commands to set up the group file. Should I figure out how to do this
using more generic group commands, or create a
at 01:03:16PM -0400, Philip Balister wrote: The FC5 USRP install instructions reference this page on the wiki: http://gnuradio.org/trac/wiki/UdevConfig
Unfortunately, this page uses some (apparently) debian specific commands to set up the group file. Should I figure out how to do this using more
Hmm, I have some stuff that makes /dev/bus/usb ... change to 666 perms. It doesn't fix the group.I guess that is progress. Any FC5 udev gurus have any thoughts?PhilipOn 9/14/06,
Philip Balister [EMAIL PROTECTED] wrote:
Actually it looks like you can use /usr/bin/groupadd and /usr/sbin/usermod -G
, Philip Balister wrote: Actually it looks like you can use /usr/bin/groupadd and /usr/sbin/usermod -G usrp username to set up the group file. udev is seriously pissing me off at the moment because it still doesn't work
on the machine I am trying this on, I have some other schemes that sort of work
I need a block diagram of the USRP for a report. I'd like to get one
done in dia or inkscape (which ever is more appropriate). I suspect
several people here could use such a beast. If I need to do my own, I'll
post the file so others (with hopefully more talent than me) can improve it.
Sounds like the hub is only doing USB full speed support, not high speed.
Philip
Jim Lindstrom wrote:
Hey gang,
I've been using the USRP without GNURadio from time to time, just using
libusrp to talk to it. Yesterday, I had some cabling problems and
couldn't get my signal close enough to
Ramakrishnan Muthukrishnan wrote:
Why is gnuradio-core-* stuff not included in OE? Are there any
dependencies which are blocking it?
Mostly because I am the OSSIE SCA guy, not a real gnuradio guy :)
I don't know enough about building the rest of gnu radio enough to know
where problems,
We have a guy trying get his computer to talk to a USRP. Unfortunately
his computer only has USB 1.1 ports. Does anyone have any experience
using a cheap USB2.0 card in such a PC? We are thinking of running out
and grabbing a card and trying it.
Thanks,
Philip
smime.p7s
Description: S/MIME
I'm working on making a SCA component for the usrp based on the usrp
standard interface. I've got a few questions on how to use the DDC's and
the input mux.
If I set the mux word to 0x33221100 (and the number of channels to four)
I believe I will have 4 channels of complex data from each A2D.
If
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