hello
i write a grc,i use the virtual sink and virtual source,the grc woked well
when i replace the virtual sin and source with usrp sink and source,there is a
problem occured
the message is:
gr::log :FATAL: repack_bits_bb0 - Missing a required length tag on port 0 at
item #0
thread[thread-per-b
hello,today i got a problem,when i run the same grc with usrp b200 i got
different result
the first result is the grc work well
the second result is the grc crashed,and i got the output
gr::log :INFO: packet_headerparser_b0 - Detected an invalid packet at item 0
*** MESSAGE DEBUG PRINT **
ok,thank you so much
At 2015-09-10 20:00:29, "Michael Dickens" wrote:
Hi CDL - As you also replied on the USRP list & this is a UHD and/or Ettus
Research issue, not a GR issue, we're moving the discussion to just that email
group & leaving this one. You'll still g
i am using one usrp b200,to do a tx rx loopback,the tx connect to the rx
when i exe the grc i got the error message
-- Asking for clock rate 51.20 MHz... OK
-- Asking for clock rate 51.20 MHz... OK
-- Asking for clock rate 51.20 MHz... OK
-- Asking for clock rate 51.20 MHz... OK
UU
i am using uhd model in gnuradio,usrp_sink and usrp_source to do a loopback
sysrem
and i connect the usrp tx and rx withRF feeder line,when i exe the grc ,i got
the output
UHD Error:
the receiver packet handler caught an exception.
runtimeerror:usb rx6 transfer status:LIBUSB_TRANSFER_ERROR
UHD s