Thanks Jack! I'll check the tutorial. Franco
On Mon, Sep 2, 2019 at 12:23 PM Jack Hickish <jackhick...@gmail.com> wrote: > Hi Franco, > > Here's an ancient tutorial - > https://casper.ssl.berkeley.edu/wiki/Tutorial_HDL_Black_Box > > The files referenced should be at > https://github.com/casper-astro/tutorials_devel/tree/b6147e29646741863b8eee9bf8366680beef2ae3/tut6 > > Cheers > Jack > > On Mon, 2 Sep 2019, 9:14 am Franco, <francocuro...@gmail.com> wrote: > >> Hi all, >> >> Thanks you for your replies. I actually found the same problems David and >> Andrew mentioned. In bigger models there is a lot of line overlaid, and you >> don't have control over the block size. I didn't know about mdl2m, that is >> a big time saver! Because most of the time I was manually extracting the >> position of each block in my parametrized system. >> >> I'm also interested in the the 'black box' that Jack mentioned. Is there >> a tutorial or memo on the topic? I found this >> https://github.com/casper-astro/publications/blob/master/Memos/files/Black_box_memo.pdf >> but it seems to focus on creating black boxes from existing blocks. >> >> Thanks, >> >> Franco >> >> On Sat, Aug 31, 2019 at 2:25 AM Andrew Martens <and...@ska.ac.za> wrote: >> >>> To add to what Dave has said. I found that having no control over the >>> relative size and placement of the blocks when using xBlocks made it hard >>> to see what was happening, making the design write-only and hard to debug. >>> >>> Generating scipts can be tedious though. The mdl2m.m script in the >>> casper_library folder will grovel through a model and generate an >>> associated script which can help save time and effort in this regard. >>> >>> Regards >>> Andrew >>> >>> On Sat, 31 Aug 2019, 00:33 David MacMahon, <dav...@berkeley.edu> wrote: >>> >>>> I could be wrong, but as I recall, the block diagrams created via >>>> xBlocks were (at least at the time) not very conducive to visualizing the >>>> structure of the diagrams (e.g. lots of lines/traces overlaid on top of >>>> each other). This was not a serious problem when everything worked as it >>>> should, but it was a nightmare when it didn't. >>>> >>>> Dave >>>> >>>> On Aug 30, 2019, at 15:21, Dan Werthimer <d...@ssl.berkeley.edu> wrote: >>>> >>>> >>>> >>>> i don't know much about xblocks, so can't add much to jack's comments, >>>> except: >>>> >>>> about a dozen years ago chris dick and others at xilinx recommended >>>> casper use xblocks, >>>> so hong chen tried it out, and ported several of the casper dsp blocks. >>>> i think it worked well, and hong chen liked xblocks, but it didn't >>>> catch on in the casper community. >>>> not sure why. >>>> >>>> best wishes, >>>> >>>> dan >>>> >>>> >>>> >>>> >>>> On Fri, Aug 30, 2019 at 1:39 PM Jack Hickish <jackhick...@gmail.com> >>>> wrote: >>>> >>>>> Hi Franco, >>>>> >>>>> I don't think there's any reason not to use xblocks. Someone can >>>>> correct me if I'm wrong. >>>>> >>>>> Several years ago there was a quest to move the whole casper library >>>>> to xblocks -- https://github.com/casper-astro/xblocks_devel/ -- but it >>>>> never seemed to get traction and the original libraries won over. I >>>>> suspect had the project been more aggressive about just replacing the >>>>> casper libraries it would have caught on. >>>>> >>>>> Cheers >>>>> Jack >>>>> >>>>> On Thu, 29 Aug 2019 at 12:34, Franco <francocuro...@gmail.com> wrote: >>>>> > >>>>> > Dear Casperites, >>>>> > >>>>> > I've recently been playing around with the creation of block >>>>> libraries and I found out about Xilinx's API for programmatic model >>>>> creation (xBlock). I find it particularly convenient because you don't >>>>> have >>>>> to explicitly position the blocks, as the software does all the >>>>> positioning >>>>> for you, and for what I tested the results are pretty nice. >>>>> > >>>>> > However when I checked in the CASPER library, only a few blocks are >>>>> created using xBlock, and moreover, some blocks where re-implemented from >>>>> xBlock to standard Matlab block scripting. >>>>> > >>>>> > So my question is: is there any reason why I should avoid using >>>>> xBlock? The only inconvenient I have had with it for now is that you have >>>>> to install some additional libraries in Linux to make it work, which I >>>>> didn't find it documented anywhere. >>>>> > >>>>> > Thanks, >>>>> > >>>>> > Franco Curotto >>>>> > >>>>> > -- >>>>> > 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 on the web visit >>>>> https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CACBfcEmKHeDGr5ny5HH2ruqvHgYr-VbNbyyPjpJz5eR1C-JaRA%40mail.gmail.com >>>>> . >>>>> >>>>> -- >>>>> 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 on the web visit >>>>> https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CAG1GKSn%2Bgy-f4HFRXYsNAoheHDJxYA_EzFcXyxUgwnM_STxWtA%40mail.gmail.com >>>>> . >>>>> >>>> >>>> -- >>>> 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 on the web visit >>>> https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CAGHS_vGWWsG8y9RShzBaji3-3B5wD8Gd6K-gdOL-_jwsR8j%3DHg%40mail.gmail.com >>>> <https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CAGHS_vGWWsG8y9RShzBaji3-3B5wD8Gd6K-gdOL-_jwsR8j%3DHg%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 on the web visit >>>> https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/C230AA84-F656-4536-B101-5E07C3B391BD%40berkeley.edu >>>> <https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/C230AA84-F656-4536-B101-5E07C3B391BD%40berkeley.edu?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 on the web visit >>> https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CADEwHTcuw1tSxXETco%3DUqhFPpLgZA%3DJUojwy9itUMiZBLoDWSA%40mail.gmail.com >>> <https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CADEwHTcuw1tSxXETco%3DUqhFPpLgZA%3DJUojwy9itUMiZBLoDWSA%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 on the web visit >> https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CACBfcEmtbQQjMh5LS9fSBRn1fsgZZDH2%3DQ9J1hQPvsoawXRcXA%40mail.gmail.com >> <https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CACBfcEmtbQQjMh5LS9fSBRn1fsgZZDH2%3DQ9J1hQPvsoawXRcXA%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 on the web visit > https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CAG1GKS%3Dbh2eRXN%3DE8yUN8%3DDojC2VD%2BQiYaSB%3DcMHeqZHOh0uQA%40mail.gmail.com > <https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CAG1GKS%3Dbh2eRXN%3DE8yUN8%3DDojC2VD%2BQiYaSB%3DcMHeqZHOh0uQA%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. 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