Re: [USRP-users] Sync problem in custom DUC

2020-07-13 Thread Jonathon Pendlum via USRP-users
Hi Carlos, Where are the sine waves coming from / how are they generated? What is your entire flowgraph? What sampling rate are you running at? Jonathon On Fri, Jul 10, 2020 at 2:45 PM Carlos Alberto Ruiz Naranjo via USRP-users < usrp-users@lists.ettus.com> wrote: > This is the code for the add

Re: [USRP-users] Sync problem in custom DUC

2020-07-10 Thread Carlos Alberto Ruiz Naranjo via USRP-users
This is the code for the adder (between dds_timed and axi_wrapper): assign s_axis_data_tvalid2[0] = s_axis_data_tvalid[1] & s_axis_data_tvalid[0 ]; assign s_axis_data_tvalid2[1] = s_axis_data_tvalid[1] & s_axis_data_tvalid[0 ]; assign s_axis_data_tuser2 = s_axis_data_tuser; assign s_axis_data_tl

[USRP-users] Sync problem in custom DUC

2020-07-10 Thread Carlos Alberto Ruiz Naranjo via USRP-users
Hi, I'm customizing the DUC block to do it 2input:1output input 0 ---> DUC ---> add ---> output input 1 ---> DUC ---> I have added an addsub module between dds_timed and axi_wrapper. Apparently it works fine. I can see two tones in the output if the inputs