I have the same question. What is the easiest way to modify benchmark_*.py to make them work with UHD?
Tuan On Mon, Nov 15, 2010 at 1:12 PM, Andrew Ge <g...@vt.edu> wrote: > Nick, thanks for pointing this out. Do you know whether there is some plan > to update benchmark_tx/rx.py for UHD? > > Andrew > > > On 11/15/2010 1:06 PM, Nick Foster wrote: > >> benchmark_tx uses the old USRP2 driver, not the UHD driver. >> >> --n >> >> On Mon, 2010-11-15 at 09:30 -0500, g...@vt.edu wrote: >> >>> Installed UHD following instructions from here: >>> >>> http://code.ettus.com/redmine/ettus/projects/uhd/wiki >>> >>> and firmware/images following instructions from here: >>> >>> http://www.ettus.com/uhd_docs/manual/html/usrp2.html >>> >>> GNU Radio was checked out from git master, so it is 3.3.1. Installed >>> without >>> error. >>> >>> >>> After setting up PC IP, I am able to ping usrp2. Both uhd_find_devices >>> and >>> uhd_usrp_probe work, results are in the end. >>> >>> However, when I run sudo benchmark_tx.py, USRP2 (with WBX daughterboard) >>> could >>> not be found, results are next below. >>> >>> Any hints will be highly appreciated. I reinstalled both UHD and GNU >>> Radio one >>> time, same story. I tried to set options of -u, -a, and -e when running >>> benchmark_tx.py, same story. >>> >>> -Andrew >>> >>> >>> >>> sudo benchmark_tx.py -f 434M >>> >>> ************************************************************************************ >>> usrp: failed to find usrp[0] >>> Traceback (most recent call last): >>> File "./benchmark_tx.py", line 133, in<module> >>> main() >>> File "./benchmark_tx.py", line 97, in main >>> tb = my_top_block(mods[options.modulation], options) >>> File "./benchmark_tx.py", line 42, in __init__ >>> self.txpath = usrp_transmit_path.usrp_transmit_path(modulator, >>> options) >>> File >>> >>> "/home/titan/uhd/gnuradio/gnuradio-examples/python/digital/usrp_transmit_path.py", >>> line 64, in __init__ >>> self._setup_usrp_sink(options) >>> File >>> >>> "/home/titan/uhd/gnuradio/gnuradio-examples/python/digital/usrp_transmit_path.py", >>> line 79, in _setup_usrp_sink >>> self.u = usrp_options.create_usrp_sink(options) >>> File "/usr/local/lib/python2.6/dist-packages/gnuradio/usrp_options.py", >>> line >>> 119, in create_usrp_sink >>> gain=options.tx_gain, >>> File >>> >>> "/usr/local/lib/python2.6/dist-packages/gnuradio/blks2impl/generic_usrp.py", >>> line 195, in __init__ >>> _generic_usrp_base.__init__(self, **kwargs) >>> File >>> >>> "/usr/local/lib/python2.6/dist-packages/gnuradio/blks2impl/generic_usrp.py", >>> line 63, in __init__ >>> except: raise Exception, 'Failed to automatically setup a usrp >>> device.' >>> Exception: Failed to automatically setup a usrp device. >>> >>> ************************************************************************************ >>> >>> >>> >>> uhd_find_devices works fine, results: >>> >>> ************************************************************************************ >>> linux; GNU C++ version 4.4.5; Boost_104200; UHD_20101109.230702.c0dfc2c >>> >>> -------------------------------------------------- >>> -- UHD Device 0 >>> -------------------------------------------------- >>> Device Address: >>> type: usrp2 >>> addr: 192.168.10.2 >>> name: >>> serial: 00:50:c2:85:39:b9 >>> >>> ************************************************************************************ >>> >>> uhd_usrp_probe works, results: >>> >>> ************************************************************************************ >>> linux; GNU C++ version 4.4.5; Boost_104200; UHD_20101109.230702.c0dfc2c >>> >>> Target recv sock buff size: 50000000 bytes >>> Actual recv sock buff size: 131071 bytes >>> >>> Warning: >>> The recv buffer is smaller than the requested size. >>> The minimum recommended buffer size is 50000000 bytes. >>> See the transport application notes on buffer resizing. >>> Please run: sudo sysctl -w net.core.rmem_max=50000000 >>> >>> >>> Warning: >>> error in pthread_setschedparam >>> Failed to set thread priority 0.5 (realtime): >>> Performance may be negatively affected. >>> See the general application notes. >>> >>> >>> Warning: >>> error in pthread_setschedparam >>> Failed to set thread priority 0.5 (realtime): >>> Performance may be negatively affected. >>> See the general application notes. >>> >>> _____________________________________________________ >>> / >>> | Device: usrp2 device >>> | _____________________________________________________ >>> | / >>> | | Mboard: usrp2 mboard0 - rev 1024 >>> | | rev: 1024 >>> | | mac-addr: 00:50:c2:85:39:b9 >>> | | ip-addr: 255.255.255.255 >>> | | serial: 00:50:c2:85:39:b9 >>> | | _____________________________________________________ >>> | | / >>> | | | RX DSP: usrp2 ddc0 >>> | | | Codec Rate: 100.000000 Msps >>> | | _____________________________________________________ >>> | | / >>> | | | TX DSP: usrp2 duc0 >>> | | | Codec Rate: 100.000000 Msps >>> | | _____________________________________________________ >>> | | / >>> | | | RX Dboard: usrp2 dboard (rx unit) >>> | | | _____________________________________________________ >>> | | | / >>> | | | | RX Subdev: WBX (0x0053) >>> | | | | Antennas: TX/RX, RX2 >>> | | | | Freq range: 68.750 to 2200.000 Mhz >>> | | | | Gain range PGA0: 0.0 to 31.5 step 0.5 dB >>> | | | | Connection Type: C >>> | | | | Uses LO offset: No >>> | | | _____________________________________________________ >>> | | | / >>> | | | | RX Codec: usrp2 adc >>> | | | | Gain Elements: None >>> | | _____________________________________________________ >>> | | / >>> | | | TX Dboard: usrp2 dboard (tx unit) >>> | | | _____________________________________________________ >>> | | | / >>> | | | | TX Subdev: WBX (0x0052) >>> | | | | Antennas: TX/RX >>> | | | | Freq range: 68.750 to 2200.000 Mhz >>> | | | | Gain range PGA0: 0.0 to 25.0 step 0.1 dB >>> | | | | Connection Type: C >>> | | | | Uses LO offset: No >>> | | | _____________________________________________________ >>> | | | / >>> | | | | TX Codec: usrp2 dac - ad9777 >>> | | | | Gain Elements: None >>> >>> >>> ************************************************************************************ >>> >>> >>> >>> >>> >>> >>> >>> >>> _______________________________________________ >>> Discuss-gnuradio mailing list >>> Discuss-gnuradio@gnu.org >>> http://lists.gnu.org/mailman/listinfo/discuss-gnuradio >>> >> >> > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > http://lists.gnu.org/mailman/listinfo/discuss-gnuradio >
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