Cannott connect to USRP2 using UHD driver

i followed the instructions below

Posted by Elvis D. (Guest) on 2010-07-16 16:59
I found the solution. I had to write both the UHD FPGA and
firmware images onto the SD card. Once I did that, it worked cleanly,
and I was able to find the USRP2 device.

$ uhd_find_devices

– UHD Device 0

type: usrp2

I’ve summarized the steps below, and will update the GNU Radio wiki in a

Best regards,

Elvis D.

Technote GNU-Radio-3.3-005: How to install the USRP2 UHD driver for
Fedora-12 x86 64-bit


This document describes how to install the USRP2 UHD driver for
Fedora-12 x86 64-bit operating system.


Step 01.00: Download required packages for building the UHD driver.

Step 01.01: Download and build CMake 2.8.2.

Download CMake from

$ cd cmake-2.8.2
$ ./configure
$ make -j 4
$ sudo make install

Step 02.00: Download the UHD sources from the Ettus research git

$ git clone git://

Step 02.01: Build the UHD driver.

$ cd uhd/host
$ mkdir build
$ cd build
$ cmake …/
$ make
$ make test
$ sudo make install

Modify your .bashrc file to ensure that is in your

export LD_LIBRARY_PATH="/usr/local/lib:$LD_LIBRARY_PATH"

Step 03.00: Download the GNU Radio sources from the GNU Radio git

$ git clone
$ cd gnuradio
$ git branch --track next origin/next
$ git checkout next
$ ./bootstrap
$ ./configure
$ make -j 4
$ make check
$ sudo make install

Step 04.00: Download the pre-built firmware images.

i was stuck in step 3 it says pkg config error after i key in

also it is saying to use alternative such as fttw32 i dont remember the
names exactly i am at home now…any sggestions?

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