OK, first simple reason discovered. UHD can only be used for one device - either UHD_usrp_sink or source.
How can UHD be used for both devices in parallel? Thanks, Ralf > -----Original Message----- > From: discuss-gnuradio-bounces+r.wierse=brunel...@gnu.org > [mailto:discuss-gnuradio-bounces+r.wierse=brunel...@gnu.org] > On Behalf Of Ralf Wierse > Sent: Thursday, June 23, 2011 10:29 AM > To: 'discuss-gnuradio Discussion Group' > Subject: [Discuss-gnuradio] E100 - No devices found for -----> > > > Hi all, > > we are new with E100. > > we managed to use UHD:USRP_Source without further > configuration and display > it on QT_GUI_SINK. > > we don't manage with UHD:USRP_Sink without further configuration: > > File > "/usr/local/lib/python2.6/site-packages/gnuradio/uhd/uhd_swig. > py", line 1854, in usrp_sink > return _uhd_swig.usrp_sink(*args, **kwargs) > RuntimeError: LookupError: KeyError: No devices found for -----> > Empty Device Address > > How to configure the sink address????? > > Any help appreciated! > thanks! > Ralf > > uhd_usrp_probe output: > > linux; GNU C++ version 4.5.3 20110311 (prerelease); > Boost_104500; UHD_003.000.001- > > Opening USRP-E on /dev/usrp_e0 > Loading FPGA image: > /usr/share/uhd/images/usrp_e100_fpga.bin... done = 1 > Configuration complete. > re-Opening USRP-E on /dev/usrp_e0 > USRP-E100 clock control: 6 > r_counter: 1 > a_counter: 0 > b_counter: 12 > prescaler: 8 > vco_divider: 2 > chan_divider: 15 > vco_rate: 1920.000000MHz > chan_rate: 960.000000MHz > out_rate: 64.000000MHz > > _____________________________________________________ > / > | Device: usrp-e device > | _____________________________________________________ > | / > | | Mboard: usrp-e mboard > | | vendor: 3 > | | device: 1 > | | revision: 3 > | | content: 0 > | | model: E100 > | | serial: EAR10ZFE1 > | | _____________________________________________________ > | | / > | | | RX DSP: usrp-e ddc0 > | | | Codec Rate: 64.000000 Msps > | | _____________________________________________________ > | | / > | | | TX DSP: usrp-e duc0 > | | | Codec Rate: 64.000000 Msps > | | _____________________________________________________ > | | / > | | | RX Dboard: usrp-e dboard (rx unit) > | | | _____________________________________________________ > | | | / > | | | | RX Subdev: LF RX (0x000f) - AB > | | | | Antennas: > | | | | Freq range: -32.000 to 32.000 Mhz > | | | | Gain Elements: None > | | | | Connection Type: C > | | | | Uses LO offset: No > | | | _____________________________________________________ > | | | / > | | | | RX Subdev: LF RX (0x000f) - BA > | | | | Antennas: > | | | | Freq range: -32.000 to 32.000 Mhz > | | | | Gain Elements: None > | | | | Connection Type: c > | | | | Uses LO offset: No > | | | _____________________________________________________ > | | | / > | | | | RX Subdev: LF RX (0x000f) - A > | | | | Antennas: > | | | | Freq range: -32.000 to 32.000 Mhz > | | | | Gain Elements: None > | | | | Connection Type: R > | | | | Uses LO offset: No > | | | _____________________________________________________ > | | | / > | | | | RX Subdev: LF RX (0x000f) - B > | | | | Antennas: > | | | | Freq range: -32.000 to 32.000 Mhz > | | | | Gain Elements: None > | | | | Connection Type: r > | | | | Uses LO offset: No > | | | _____________________________________________________ > | | | / > | | | | RX Codec: usrp-e adc - ad9522 > | | | | Gain range ad9862 pga: 0.0 to 20.0 step 1.0 dB > | | _____________________________________________________ > | | / > | | | TX Dboard: usrp-e dboard (tx unit) > | | | _____________________________________________________ > | | | / > | | | | TX Subdev: LF TX (0x000e) - AB > | | | | Antennas: > | | | | Freq range: -32.000 to 32.000 Mhz > | | | | Gain Elements: None > | | | | Connection Type: C > | | | | Uses LO offset: No > | | | _____________________________________________________ > | | | / > | | | | TX Subdev: LF TX (0x000e) - BA > | | | | Antennas: > | | | | Freq range: -32.000 to 32.000 Mhz > | | | | Gain Elements: None > | | | | Connection Type: c > | | | | Uses LO offset: No > | | | _____________________________________________________ > | | | / > | | | | TX Subdev: LF TX (0x000e) - A > | | | | Antennas: > | | | | Freq range: -32.000 to 32.000 Mhz > | | | | Gain Elements: None > | | | | Connection Type: R > | | | | Uses LO offset: No > | | | _____________________________________________________ > | | | / > | | | | TX Subdev: LF TX (0x000e) - B > | | | | Antennas: > | | | | Freq range: -32.000 to 32.000 Mhz > | | | | Gain Elements: None > | | | | Connection Type: r > | | | | Uses LO offset: No > | | | _____________________________________________________ > | | | / > | | | | TX Codec: usrp-e dac - ad9522 > | | | | Gain range ad9862 pga: -20.0 to 0.0 step 0.1 dB > > > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio