Re: [Discuss-gnuradio] Problem with GNU radio installation in UBUNTU 8.10

2008-11-13 Thread Johnathan Corgan
On Wed, Nov 12, 2008 at 4:57 AM, gohar anwar [EMAIL PROTECTED] wrote:

  I am trying to install GNU radio on Ubuntu 8.10.
 I followed the script method (apt-get) step by step as described in wiki.
 All the packages are completey installed without any error.(during
 installation). But still GNU radio cant access the USRP. I am using USRP1
 with my sony vaio fw160j.
 Following error occured when i tried to run th example usrp_benchmark_usb.py

 RuntimeError: can't open usrp1

The at least two possible reasons I can think of that would generate
your symptoms:

1) You don't have access to the hardware.  The binary package install
adds the group 'usrp' and allows members of that group to access the
USRP, but you need to add your userid to that group (this is in the
wiki page you used.)

2) You have a physical cabling issue (such as not using a USB2.0
standard rated cable).

-Johnathan


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Re: [Discuss-gnuradio] Problem with GNU radio installation in UBUNTU 8.10

2008-11-13 Thread George Nychis



Johnathan Corgan wrote:


1) You don't have access to the hardware.  The binary package install
adds the group 'usrp' and allows members of that group to access the
USRP, but you need to add your userid to that group (this is in the
wiki page you used.)


A simple test if this is your error is to run the benchmark as root.  If 
it works, you need to fix permissions to the hardware.


- George


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[Discuss-gnuradio] Problem with GNU radio installation in UBUNTU 8.10

2008-11-12 Thread gohar anwar
Hi,
 I am trying to install GNU radio on Ubuntu 8.10.
I followed the script method (apt-get) step by step as described in wiki.
All the packages are completey installed without any error.(during 
installation). But still GNU radio cant access the USRP. I am using USRP1 with 
my sony vaio fw160j.
Following error occured when i tried to run th example usrp_benchmark_usb.py

[EMAIL PROTECTED]:~$ python 
'/usr/local/share/gnuradio/examples/usrp/usrp_benchmark_usb.py' 
Testing 2MB/sec... usrp_open_interface:usb_claim_interface: failed interface 0
could not claim interface 0: Operation not permitted
open_nth_cmd_interface: open_cmd_interface failed
usrp: failed to load firmware /usr/local/share/usrp/rev2/std.ihx.
Traceback (most recent call last):
  File /usr/local/share/gnuradio/examples/usrp/usrp_benchmark_usb.py, line 
106, in module
main ()
  File /usr/local/share/gnuradio/examples/usrp/usrp_benchmark_usb.py, line 
96, in main
ok = run_test (rate, verbose)
  File /usr/local/share/gnuradio/examples/usrp/usrp_benchmark_usb.py, line 
63, in run_test
usrp_tx = usrp.sink_s (0, tx_interp)
  File /usr/local/lib/python2.5/site-packages/gnuradio/usrp.py, line 233, in 
__init__
fpga_filename, firmware_filename)
  File /usr/local/lib/python2.5/site-packages/gnuradio/usrp1.py, line 946, in 
sink_s
return _usrp1.sink_s(*args)
RuntimeError: can't open usrp1


Can any body help me out. 
Further i have to test the files of GSM scanner project. Can i do so using the 
latest stable release of gnu radio or i have to use some previous releases? Any 
suggestion?

Thanks



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