Hey Jason, Have you tried using a smaller SPP such as 256?
Jonathon On Thu, Jul 26, 2018 at 2:39 AM, Jason Matusiak via USRP-users <usrp-users@lists.ettus.com> wrote: > So, somehow I got things working for the first run in a certain situation. > I attached 2 pictures to show my flowgraphs. Again, my LBT block is > currently just swapping the inputs to the outputs (in0 -> out1 and in1 -> > out0). > > The working image seems to work everytime. > > The non-working image, seems to never work anymore (I get those "timeout on > channel 0" errors). > > Currently, my swapping is like the RFNoC loopback example. What I wonder > is, could I be having some sort of issues due to back-pressure or something. > I tried with some DMA-FIFOs around, but that didn't seem to help in any way. > > This is my swap: > > assign m_axis_data_tready[1] = s_axis_data_tready[0]; > assign s_axis_data_tvalid[1] = m_axis_data_tvalid[0]; > assign s_axis_data_tlast[1] = m_axis_data_tlast[0]; > assign s_axis_data_tdata[63:32] = m_axis_data_tdata[31:0]; > > assign m_axis_data_tready[0] = s_axis_data_tready[1]; > assign s_axis_data_tvalid[0] = m_axis_data_tvalid[1]; > assign s_axis_data_tlast[0] = m_axis_data_tlast[1]; > assign s_axis_data_tdata[31:0] = m_axis_data_tdata[63:32]; > > > > > --------- Original Message --------- > Subject: Re: [USRP-users] RFNoC flowgraph runs right the second time > Date: 7/25/18 10:42 am > To: "Ettus Mail List" <usrp-users@lists.ettus.com> > Cc: "Martin Braun" <martin.br...@ettus.com> > > Thanks Martin. I tried that, but it actually seems to be working when I look > at the results. I saw you post earlier to someone about changing UHD's > logging level. Is this something that can be done via a config file? I > looked around, but all I could find was some references to c++ usage. > > >> Jason, >> >> this is a tough one. I have no ideas, other than 'throw in a couple of >> ILAs and see where it's stuck'. > >> -- M > > > _______________________________________________ > USRP-users mailing list > USRP-users@lists.ettus.com > http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com > _______________________________________________ USRP-users mailing list USRP-users@lists.ettus.com http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com