Re: [USRP-users] [UHD] Announcing 4.0.0.0 Release Candidate 1

2020-08-29 Thread Nando Pellegrini via USRP-users
Marcus, I really do not understand what you are trying to demonstrate i have started long ago trying to use the easy GR blocks withe the B200mini and found out at once that the overhead introduced be the Gr blocks were  limiting the efficiency so you discovered the "warm water" as we say in It

[USRP-users] how to build firmware locally

2020-08-29 Thread 张忠山 via USRP-users
When building filesystem for N310 using the flowwing command line according https://github.com/EttusResearch/ettus-docker/tree/master/oe-build. ./meta-ettus/contrib/build_imgs_package.sh n3xx v3.15.0.0 It would download the flowwing firmware image files: n3xx_n300_fpga_default

Re: [USRP-users] Speeding up build of usrp3 fpga code??

2020-08-29 Thread Jonathon Pendlum via USRP-users
Hi Eric, Unfortunately no, but luckily that is usually a one time ordeal. The built IP is kept separately from the main build, and it is not removed when you run 'make clean'. Instead, you have to run 'make cleanall' if you want to remove the IP build directory, which can be necessary if you switc

Re: [USRP-users] rfnoc data type‏

2020-08-29 Thread Jonathon Pendlum via USRP-users
Hi Daniel, 1. what is the change if i pass data through rfnoc block as a byte type or > as a sc16? Is there a change inside the fpga ? 2. At least in my uhd version the rfnoc: duc has only one type which is > fc32 . can i change it to sc16 or anything else? Almost all RFNoC blocks operate on S

[USRP-users] Speeding up build of usrp3 fpga code??

2020-08-29 Thread Eric Blossom via USRP-users
Hi Folks, I'm in the midst of building the fpga code for the x310 on master. I'm building on a 24-thread xeon with plenty of memory. Is there a magic flag, setting, etc that enables parallelism in generating the ip (the invocations of viv_generate_ip.tcl)?? I tried make -j4 to no avail. I really

Re: [USRP-users] [UHD] Announcing 4.0.0.0 Release Candidate 1

2020-08-29 Thread Marcus D. Leech via USRP-users
On 08/29/2020 03:35 AM, Nando Pellegrini wrote: Marcus, Attached you can find the results of the benchmark test. I have been also compared the behavior with 2 different CPU and different USB type 3.0 for the older tower PC, USB 3.1 on the laptop, very strange the case of the older CPU generatin

Re: [USRP-users] [UHD] Announcing 4.0.0.0 Release Candidate 1

2020-08-29 Thread Marcus D. Leech via USRP-users
On 08/29/2020 03:35 AM, Nando Pellegrini wrote: Marcus, Attached you can find the results of the benchmark test. I have been also compared the behavior with 2 different CPU and different USB type 3.0 for the older tower PC, USB 3.1 on the laptop, very strange the case of the older CPU generatin

[USRP-users] rfnoc data type‏

2020-08-29 Thread Daniel Ozer via USRP-users
hi everyone , i have several question regarding to the rfnoc data type: 1. what is the change if i pass data through rfnoc block as a byte type or as a sc16? Is there a change inside the fpga ? 2. At least in my uhd version the rfnoc: duc has only one type which is fc32 . can i change it to sc16

Re: [USRP-users] [UHD] Announcing 4.0.0.0 Release Candidate 1

2020-08-29 Thread Nando Pellegrini via USRP-users
Marcus, Attached you can find the results of the benchmark test. I have been also compared the behavior with 2 different CPU and different USB type 3.0 for the older tower PC, USB 3.1 on the laptop, very strange the case of the older CPU generating an overflow every minute. The conditions were e