Hi Dan, Thank you very much for your comment. I now understand that interleaving happens between tiles not within them. I'll contact Arash for his thesis.
Congratulations to the team on the interleaving achievement. On Thu, Jan 9, 2025 at 3:49 PM Marrone, Dan - (dmarrone) < dmarr...@arizona.edu> wrote: > Hi Vereese, I didn’t expect that link to point to the UArizona work on > interleaving, but it does, and your question gets at what we had to work > out, so I will comment a little. For Arash’s thesis work (he’s Dr. > Roshanineshat now), we did interleave pairs of ADCs on the ZCU111. > Th > > > > > > > > > > > > > > > > > > > > > > > > > > > <https://report.mimecastcybergraph.com?magiclink=https%3A%2F%2Fapi.services.mimecast.com%2Foauth2%2Fauthorize%3Fresponse_type%3Dcode%26client_id%3Do20nRkVXf7VUVnANkXhoOwGytEwGN0YAlyeDJn7oBTGNl2kN%26state%3DeyJhbGciOiJSU0EtT0FFUC0yNTYiLCJlbmMiOiJBMjU2R0NNIn0.oehbbSZKFTubz_aoHp6nazEwjDyDjxxdilhwJEvbESdvEcq-S-dwgWFaxsnoN3Ld5BSoRsaiiK9ccuV-O8k3yatRV6g3YIdG6i5_ADeyR657lCAURGYuvM_tlZJiF_L-NGUBJDBrwNnGbhdoXLHufDYMlX3i4jo9X8BcWV9FVt9P6YV1gvHnpdo_MWMaCwXjbUYgcMoBPq13yN2HayV2L3x9tUMcvSnbUw0FR-odiZOlRr_orG7-iGqvU2pktO4NoP9_bqV9M1y_0oyIwxQNKeG9Bwps3yH_qeS8XN4DTnB7rKWPIH6x1ZEYv2rHnCC7Ridl4cb5eqZ39dprzF-62A.-7VCw3z7wMLpGK5m.hcnydk8PMyOwMOdyKjIumWK6zhhlftxv3y7jP6_x085ffSItCLIjkukKqYe3JtN9vsdLoAjbjp7uiGaFwN7WBL9Y75-SnwD6pJ-ZUTEyk4gTG0lDZTyBgnJ1fsGEvLNR_0MP_f3i1TlJDCCPgRGsRk_denhDu4LYVW3PdYgyb6k0O4j0jE1-eYhkbsUHiQ4U0jRc7fJY6_8MuqZJnG62CSF5xL3rH9SY3WSJyvAWeyRJDfmENyQlFIZYhwFiaF5ZqvHf712wtOha1Kr4tiFNq2pV0OX44I5xpL90yyQT7wMr3zpRXUUiGU7rt-chJLxXrtcmANmaNlYul00ihNB2tJm5nTxRn1b0FkbCBsA9Cw5rptQia915jRT_W9gJfhbNtXaLeoJqLm2nPPgH3L-8D8UI62WJa9zmbly6hTmFEWpf62ngP3JIkl-b63tbbCs5KFyelSwEtnAt8Hn3KJI1O5YMtvx4SPWEq9CA7Xr0cQ7pcoYI_mAPDeJH6pa6t8dQMiQ7JaxBpEd-dlObHx1Hycn8yydhVch9hqO1xy43R-peWU6G-5QLrubt8YJTtKOM-50bEUJueHsftNEUONjmLqwDxfSWm-qWDayZ3hZDwJGuHL0vkacOHTKMTkwBVDtUl1yXx-SpwykY1S5NyY09V2cAUxAhLpbKASAqpLViHjcBghgaVtDQ7Qj7EnI8KbqCCCHtzZvX36KvfGoNAnKXL5U8Nn9mNQVyczOWHP_3LdxGzZGAXptV_Me9dP5hFonuQHcCF4tfIzT_roYfzYwljpkpK7SOMiw.x9XmSaVeFqI3rD0V2bsNpg%26redirect_uri%3Dhttps%3A%2F%2Freport.mimecastcybergraph.com%2Fcallback> > CGBANNERINDICATOR > Hi Vereese, > > I didn’t expect that link to point to the UArizona work on interleaving, > but it does, and your question gets at what we had to work out, so I will > comment a little. For Arash’s thesis work (he’s Dr. Roshanineshat now), we > did interleave pairs of ADCs on the ZCU111. This required enabling the > external clocking and building a board to send separate clocks to the four > tiles. There is no way to interleave a pair of ADCs on the same tile, but > by shifting the clock phase between two tiles you can interleave ADCs in > pairs between tiles. Arash can make his thesis available > aroshanines...@arizona.edu and David Forbes designed the board > dfor...@arizona.edu and both are on this list. Someday very soon we will > feel that our interleaving board design is tested enough and find a way to > make the design available through CASPER. > > Dan > > On Jan 9, 2025, at 05:55, Vereese Van Tonder <vere...@sarao.ac.za> wrote: > > > * External Email * > ------------------------------ > Great, thanks Jack. So one can safely interleave 2 ADCs (both located > within 1 tile) upto 8 GSPS for 4 separate inputs. > > Have a good one. > > > On Thu, Jan 9, 2025 at 2:49 PM Jack Hickish <jackhick...@gmail.com> wrote: > >> (Though see >> https://adaptivesupport.amd.com/s/question/0D52E00006hpOwBSAU/rfsoc-multitile-adc-interleaving?language=en_US >> <https://adaptivesupport.amd.com/s/question/0D52E00006hpOwBSAU/rfsoc-multitile-adc-interleaving?language=en_US> >> if interleaving is your desire) >> >> >> >> On Thu, 9 Jan 2025, 12:43 Jack Hickish, <jackhick...@gmail.com> wrote: >> >>> Hi Vereese, >>> >>> Happy 2025! >>> >>> The quoted 4G is per ADC, not per tile, so the ZCU111 really does have >>> 8x4GSPS samplers. The total sampling rate is indeed 32 GSPS (but this >>> doesn't mean that you can trivially interleave all 8 channels to achieve a >>> single super-high sample rate) >>> >>> Cheers >>> Jack >>> >>> On Thu, 9 Jan 2025, 12:22 Vereese Van Tonder, <vere...@sarao.ac.za> >>> wrote: >>> >>>> Hi ZCU111 users, >>>> >>>> I'm looking at: >>>> >>>> https://docs.amd.com/r/en-US/ug1271-zcu111-eval-bd/SI5382A-SFP28-Clock-Recovery >>>> <https://docs.amd.com/r/en-US/ug1271-zcu111-eval-bd/SI5382A-SFP28-Clock-Recovery> >>>> which states: >>>> "The ZU28DRF-FFVG1517 contains eight multi-gigasample (4 GSPS), 12-bit >>>> RF analog-to-digital converter (RF-ADC) channels across four banks" >>>> >>>> From this I understand that a ZCU111 board can provide upto 32 GSPS - >>>> is this correct? Or does a tile (which contains 2 ADCs) provide 4GSPS in >>>> total, i.e. each is clocking at only 2GSPS and therefore the board can >>>> provide 16 GSPS in total? >>>> >>>> Thanks in advance and happy 2025. >>>> >>>> >>>> *Disclaimer* >>>> >>>> The information contained in this communication from the sender is >>>> confidential. It is intended solely for use by the recipient and others >>>> authorized to receive it. If you are not the recipient, you are hereby >>>> notified that any disclosure, copying, distribution or taking action in >>>> relation of the contents of this information is strictly prohibited and may >>>> be unlawful. >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "casper@lists.berkeley.edu" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to casper+unsubscr...@lists.berkeley.edu. >>>> To view this discussion visit >>>> https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CAJZFCF8nnE2QWKzgvBjY2WNpTjhYs8CqZhzTGseavRezm9%3DY1g%40mail.gmail.com >>>> <https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CAJZFCF8nnE2QWKzgvBjY2WNpTjhYs8CqZhzTGseavRezm9%3DY1g%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> >> -- >> You received this message because you are subscribed to the Google Groups >> "casper@lists.berkeley.edu" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to casper+unsubscr...@lists.berkeley.edu. >> To view this discussion visit >> https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CAG1GKSk%3DcDRFy9WsLQeC_-3-%2B%3DpANKUj3WcC7OrOexc1ZP2suQ%40mail.gmail.com >> <https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CAG1GKSk%3DcDRFy9WsLQeC_-3-%2B%3DpANKUj3WcC7OrOexc1ZP2suQ%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> > > > *Disclaimer* > > The information contained in this communication from the sender is > confidential. It is intended solely for use by the recipient and others > authorized to receive it. If you are not the recipient, you are hereby > notified that any disclosure, copying, distribution or taking action in > relation of the contents of this information is strictly prohibited and may > be unlawful. > > -- > You received this message because you are subscribed to the Google Groups " > casper@lists.berkeley.edu" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to casper+unsubscr...@lists.berkeley.edu. > To view this discussion visit > https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CAJZFCF82x7ZUnYL7S4pgkavq0J3PXg3tDVPnYVeNr9fbs%2BRfDA%40mail.gmail.com > <https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CAJZFCF82x7ZUnYL7S4pgkavq0J3PXg3tDVPnYVeNr9fbs%2BRfDA%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > > > -- > You received this message because you are subscribed to the Google Groups " > casper@lists.berkeley.edu" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to casper+unsubscr...@lists.berkeley.edu. > To view this discussion visit > https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/BA01BF2B-CFC0-4711-B951-962C625869AC%40email.arizona.edu > <https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/BA01BF2B-CFC0-4711-B951-962C625869AC%40email.arizona.edu?utm_medium=email&utm_source=footer> > . > Disclaimer The information contained in this communication from the sender is confidential. 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