Re: [Discuss-gnuradio] E100 - No devices found for ----->

[Ralf Wierse]

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: address@hidden 
> [mailto:address@hidden 
> 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
>  
> 
> 
> 
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