# Community corner **URL:** https://discuss.pynq.io/c/community-projects-chat/14.md?page=2 [Latest](https://discuss.pynq.io/latest.md) · [Categories](https://discuss.pynq.io/categories.md) **Page:** 3 --- ## [ReTraining](https://discuss.pynq.io/t/retraining/2510)
**Author:** [@Johanna](https://discuss.pynq.io/u/Johanna)\ **Replies:** 1\ **Last updated:** [July 4, 2021, 6:47pm UTC](https://discuss.pynq.io/t/retraining/2510 "2021-07-04T18:47:32Z")
Hi! Im looking to do some retraining on a PYNQ Z2 board. Im new to FPGAs so if there exists just a simple tutorial on a project that train or retrain a small NN. I find tonnes of work on inference but very little traini… --- ## [Wake on LAN feature on PYNQ](https://discuss.pynq.io/t/wake-on-lan-feature-on-pynq/2174)
**Author:** [@eneriz-daniel](https://discuss.pynq.io/u/eneriz-daniel)\ **Replies:** 0\ **Last updated:** [December 22, 2020, 12:22pm UTC](https://discuss.pynq.io/t/wake-on-lan-feature-on-pynq/2174 "2020-12-22T12:22:39Z")
Hello there! I’m an enthusiastic user of PYNQ, concretly the PYNQ Z2. Not sure if this is a Community or a Support issue, but I think it fits better in the first one. I’ve recently came up with a problem. Since the COVI… --- ## [ZCU104 and Jetson Xavier AGX for online retraining](https://discuss.pynq.io/t/zcu104-and-jetson-xavier-agx-for-online-retraining/2015)
**Author:** [@Iulii](https://discuss.pynq.io/u/Iulii)\ **Replies:** 0\ **Last updated:** [November 13, 2020, 10:30am UTC](https://discuss.pynq.io/t/zcu104-and-jetson-xavier-agx-for-online-retraining/2015 "2020-11-13T10:30:59Z")
Dear all, I would like to deploy a CNN on the ZCU 104 using pynq. However, the application I have in mind also requires the online retraining of the ML model. Given the convenience of a GPU’s parallelism, I would like t… --- ## [Machine Learning for RF Analog-to-Digital Signal Chain Autonomous Machines](https://discuss.pynq.io/t/machine-learning-for-rf-analog-to-digital-signal-chain-autonomous-machines/1910)
**Author:** [@Iulii](https://discuss.pynq.io/u/Iulii)\ **Replies:** 0\ **Last updated:** [October 22, 2020, 10:13am UTC](https://discuss.pynq.io/t/machine-learning-for-rf-analog-to-digital-signal-chain-autonomous-machines/1910 "2020-10-22T10:13:12Z")
Dear all, I’m interested in receiving and transmitting RF signals. I would like to use a machine learning algorithm for waveform generation. Pynq looks like a very interesting option to easily integrate algorithms in py… --- ## [New user only allowed to post 1 embedded media](https://discuss.pynq.io/t/new-user-only-allowed-to-post-1-embedded-media/1835)
**Author:** [@yb666666](https://discuss.pynq.io/u/yb666666)\ **Replies:** 2\ **Last updated:** [October 3, 2020, 1:41am UTC](https://discuss.pynq.io/t/new-user-only-allowed-to-post-1-embedded-media/1835 "2020-10-03T01:41:03Z")
Hi all, Sorry to post such a non-crucial topic. I am a starter to the PYNQ and I met some problems when running PYNQ on ZCU104 evaluation kit. I write a long draft of my situation with several screenshots, however I’m… --- ## [How-to (quickly) get started with PYNQ-DPU and Vitis AI](https://discuss.pynq.io/t/how-to-quickly-get-started-with-pynq-dpu-and-vitis-ai/1260)
**Author:** [@pynqzen](https://discuss.pynq.io/u/pynqzen)\ **Replies:** 1\ **Last updated:** [September 22, 2020, 7:07am UTC](https://discuss.pynq.io/t/how-to-quickly-get-started-with-pynq-dpu-and-vitis-ai/1260 "2020-09-22T07:07:08Z")
This is for all versions of Ultra96, ZCU111 and ZCU104 and potentially your own custom PYNQ board with some additional work. PYNQ-DPU is not yet for Z1/Z2 but Z1/Z2 users are welcome to read anyways: --- ## [Fractal graphics for Z1, Z2 and both versions of Ultra96](https://discuss.pynq.io/t/fractal-graphics-for-z1-z2-and-both-versions-of-ultra96/1729)
**Author:** [@pynqzen](https://discuss.pynq.io/u/pynqzen)\ **Replies:** 0\ **Last updated:** [September 10, 2020, 12:35am UTC](https://discuss.pynq.io/t/fractal-graphics-for-z1-z2-and-both-versions-of-ultra96/1729 "2020-09-10T00:35:27Z")
Just released: A PYNQ application that generates classic Mandelbrot and Julia set fractals! It uses Python and the PYNQ framework on the front end. The custom FPGA accelerator uses DSP48s to compute with high-precision… --- ## [How to contribute project to the list of community projects?](https://discuss.pynq.io/t/how-to-contribute-project-to-the-list-of-community-projects/1128)
**Author:** [@Medrano](https://discuss.pynq.io/u/Medrano)\ **Replies:** 4\ **Last updated:** [August 18, 2020, 7:15am UTC](https://discuss.pynq.io/t/how-to-contribute-project-to-the-list-of-community-projects/1128 "2020-08-18T07:15:46Z")
I would like to contribute an example to the list of community projects. It is maybe a trivial one, but I was not able to find a working example implementing a simple matrix multiplication (on a PYNQ-Z1 board). I thou… --- ## [Introducing iotSDR powered by PYNQ](https://discuss.pynq.io/t/introducing-iotsdr-powered-by-pynq/1603)
**Author:** [@embeder](https://discuss.pynq.io/u/embeder)\ **Replies:** 0\ **Last updated:** [August 1, 2020, 7:16am UTC](https://discuss.pynq.io/t/introducing-iotsdr-powered-by-pynq/1603 "2020-08-01T07:16:27Z")
Hi Everyone, Its a pleasure working with this amazingly easy to use PYNQ framework, special thanks/credits to @PeterOgden and others for helpful content here to make iotSDR working, We have launched iotSDR on crowdsupp… --- ## [Ultra96 connect to PL with PMODs through the LS conn](https://discuss.pynq.io/t/ultra96-connect-to-pl-with-pmods-through-the-ls-conn/1261)
**Author:** [@pynqzen](https://discuss.pynq.io/u/pynqzen)\ **Replies:** 0\ **Last updated:** [May 13, 2020, 4:27am UTC](https://discuss.pynq.io/t/ultra96-connect-to-pl-with-pmods-through-the-ls-conn/1261 "2020-05-13T04:27:26Z")
Haven’t tried this but according to the Trenz schematics they’ve kindly wired up a couple PMODs to the ZU3EG HD I/O pins that can go to the PL. This could allow say a PMOD camera to push image data into the PL … --- ## [Pynq tutorial on Alveo and MPSoC](https://discuss.pynq.io/t/pynq-tutorial-on-alveo-and-mpsoc/1208)
**Author:** [@GZanni](https://discuss.pynq.io/u/GZanni)\ **Replies:** 0\ **Last updated:** [April 29, 2020, 8:03pm UTC](https://discuss.pynq.io/t/pynq-tutorial-on-alveo-and-mpsoc/1208 "2020-04-29T20:03:31Z")
Hi everyone, MakarenaLabs has released on its github video tutorials and examples on how to develop a custom IP and how to use it with the PYNQ framework both for Alveo (tested on U250) and MPSoC board (we have used Z2 … --- ## [Potentially "Free" Avnet UltraZed EV board (very similar to ZCU104)](https://discuss.pynq.io/t/potentially-free-avnet-ultrazed-ev-board-very-similar-to-zcu104/1184)
**Author:** [@pynqzen](https://discuss.pynq.io/u/pynqzen)\ **Replies:** 0\ **Last updated:** [April 26, 2020, 3:53am UTC](https://discuss.pynq.io/t/potentially-free-avnet-ultrazed-ev-board-very-similar-to-zcu104/1184 "2020-04-26T03:53:40Z")
Hi PYNQ users, Element 14 is offering a free Avnet UltraZed EV board in exchange for some meaningful work. Work that you can define! Currently no one has ported PYNQ to this platform but maybe you could choose this fo… --- ## [Run COVID-19 Research with Rosetta@home on your Ultra96](https://discuss.pynq.io/t/run-covid-19-research-with-rosetta-home-on-your-ultra96/1182)
**Author:** [@bforsse](https://discuss.pynq.io/u/bforsse)\ **Replies:** 1\ **Last updated:** [April 25, 2020, 6:23pm UTC](https://discuss.pynq.io/t/run-covid-19-research-with-rosetta-home-on-your-ultra96/1182 "2020-04-25T18:23:21Z")
Recently Rosetta@home and 96Boards announced support for Linux ARM 64. Contributing processing cycles to Rosetta directly supports COVID-19 research. I confirmed this works on the Ultra96, it requires use of the Pynq L… --- ## [New Overlays, and PYNQ HATS :-)](https://discuss.pynq.io/t/new-overlays-and-pynq-hats/1118)
**Author:** [@cathalmccabe](https://discuss.pynq.io/u/cathalmccabe)\ **Replies:** 0\ **Last updated:** [April 8, 2020, 12:33pm UTC](https://discuss.pynq.io/t/new-overlays-and-pynq-hats/1118 "2020-04-08T12:33:53Z")
Five new projects have been added to the PYNQ.io community recently from university groups in China. PL Camera- OV5640 on PYNQ-Z2 In this PYNQ Overlay, picture is captured from an OV5640 camera which is connected to … --- ## [Concrete suggestion for improved base overlay](https://discuss.pynq.io/t/concrete-suggestion-for-improved-base-overlay/866)
**Author:** [@Ralph\_Martin](https://discuss.pynq.io/u/Ralph_Martin)\ **Replies:** 4\ **Last updated:** [April 4, 2020, 6:24am UTC](https://discuss.pynq.io/t/concrete-suggestion-for-improved-base-overlay/866 "2020-04-04T06:24:23Z")
Following the discussion about what the base overlay is for, here is a concrete suggestion as to how I think it could be made rather more useful, without having to change it much. The goal is to make it easier for peopl… --- ## [Caution Ahead! The Ultra96 is NOT a desktop!](https://discuss.pynq.io/t/caution-ahead-the-ultra96-is-not-a-desktop/1033)
**Author:** [@FlashPackets](https://discuss.pynq.io/u/FlashPackets)\ **Replies:** 4\ **Last updated:** [March 20, 2020, 1:14am UTC](https://discuss.pynq.io/t/caution-ahead-the-ultra96-is-not-a-desktop/1033 "2020-03-20T01:14:03Z")
So, more than once I’ve gone too far and had to start all over again. Most recently I thought, “I’ll just add scipy and all will be wonderful”. Except I ran into a “no more memory exception error”. Crap. and then I run … --- ## [Custom Canny FPGA Implementation](https://discuss.pynq.io/t/custom-canny-fpga-implementation/658)
**Author:** [@leonhard](https://discuss.pynq.io/u/leonhard)\ **Replies:** 1\ **Last updated:** [November 19, 2019, 7:56am UTC](https://discuss.pynq.io/t/custom-canny-fpga-implementation/658 "2019-11-19T07:56:57Z")
We are a team of students of Polytechnic of turin and made a custom HLS sobel and canny using both VDMA and DMA for an almost real time video processing. The Canny algorithm runs on a 1280x720 video stream at almost 50 f… --- ## [Pynq Z2 Add-on Boards](https://discuss.pynq.io/t/pynq-z2-add-on-boards/605)
**Author:** [@Colorado\_Rob](https://discuss.pynq.io/u/Colorado_Rob)\ **Replies:** 0\ **Last updated:** [October 25, 2019, 1:03am UTC](https://discuss.pynq.io/t/pynq-z2-add-on-boards/605 "2019-10-25T01:03:17Z")
I have just created a 14-Segment LED Module for Pynq-Z2 RPi Header. The design is released as open-source hardware. There are KiCAD files and Gerbers available. The board is designed to be easily hand-solderable. The… --- ## [Hackster Blog: PYNQ Prize Wheel! - By Adam Taylor](https://discuss.pynq.io/t/hackster-blog-pynq-prize-wheel-by-adam-taylor/550)
**Author:** [@naveen](https://discuss.pynq.io/u/naveen)\ **Replies:** 0\ **Last updated:** [October 11, 2019, 9:28pm UTC](https://discuss.pynq.io/t/hackster-blog-pynq-prize-wheel-by-adam-taylor/550 "2019-10-11T21:28:27Z")
PYNQ Prize Wheel!!! Combining Ultra96v2 and the PYNQ framework to create a spinning prize wheel demonstration which can be used for giving away prizes --- ## [Hackster Blog: Ultra96 FPGA-Accelerated Parallel N-Particle Gravity Sim](https://discuss.pynq.io/t/hackster-blog-ultra96-fpga-accelerated-parallel-n-particle-gravity-sim/113)
**Author:** [@cathalmccabe](https://discuss.pynq.io/u/cathalmccabe)\ **Replies:** 0\ **Last updated:** [May 20, 2019, 10:13am UTC](https://discuss.pynq.io/t/hackster-blog-ultra96-fpga-accelerated-parallel-n-particle-gravity-sim/113 "2019-05-20T10:13:05Z")
Demonstrating the scientific computational power of a ZU3EG SoC by using 8 parallel floating point accelerators running at 200 MHz Cathal --- ## [Blog: Interfacing with Pmods-Arduino-Rpi](https://discuss.pynq.io/t/blog-interfacing-with-pmods-arduino-rpi/85)
**Author:** [@naveen](https://discuss.pynq.io/u/naveen)\ **Replies:** 1\ **Last updated:** [May 17, 2019, 4:57pm UTC](https://discuss.pynq.io/t/blog-interfacing-with-pmods-arduino-rpi/85 "2019-05-17T16:57:01Z")
--- ## [PYNQ derivative overlays](https://discuss.pynq.io/t/pynq-derivative-overlays/83)
**Author:** [@rock](https://discuss.pynq.io/u/rock)\ **Replies:** 0\ **Last updated:** [May 13, 2019, 6:40pm UTC](https://discuss.pynq.io/t/pynq-derivative-overlays/83 "2019-05-13T18:40:10Z")
For those who don’t know, this repository eases the design of the SDx platforms for PYNQ users. It starts from scratch or from officially released overlays, performs some modifications, and generates new overlays with on… --- ## [PYNQ community projects](https://discuss.pynq.io/t/pynq-community-projects/62)
**Author:** [@cathalmccabe](https://discuss.pynq.io/u/cathalmccabe)\ **Replies:** 0\ **Last updated:** [April 18, 2019, 8:11pm UTC](https://discuss.pynq.io/t/pynq-community-projects/62 "2019-04-18T20:11:34Z")
A list of projects developed by the PYNQ community can be found here: If you have a project you would like to share, post details to this forum. You can also request that you project is added to the PYNQ.io website. Y… [Previous page](https://discuss.pynq.io/c/community-projects-chat/14.md?page=1)