[Coco] Stable colours

Luis Antoniosi (CoCoDemus) retrocanada76 at gmail.com
Tue Sep 30 22:44:09 EDT 2014


If it uses SPI then it's no good :/


Luis Felipe Antoniosi



On Tue, Sep 30, 2014 at 10:25 PM, S Klammer <sklammer at gmail.com> wrote:

> At those prices, it may just be a "must try" buy.  Now, which of the four
> would be best...
>
> The ADCs seem to be the 12 bit AD5681 using a SPI, still haven't seen the
> sample rates though...
>
> Shain
> On Sep 30, 2014 9:04 PM, "Luis Antoniosi (CoCoDemus)" <
> retrocanada76 at gmail.com> wrote:
>
> > has only two ADCs and we need to know the speed. it must support 14Msps
> at
> > least.
> >
> >
> > Luis Felipe Antoniosi
> >
> >
> >
> > On Tue, Sep 30, 2014 at 9:01 PM, Luis Antoniosi (CoCoDemus) <
> > retrocanada76 at gmail.com> wrote:
> >
> > > Altera just announced the launch of Max-10 with integrated ADCs! This
> > must
> > > be the heaven for a VGA adapter.
> > >
> > > http://www.eetimes.com/document.asp?doc_id=1324137&_mc=RSS_EET_EDT
> > >
> > > 30 dollars the kit ? This one worth trying...
> > >
> > > Luis Felipe Antoniosi
> > >
> > >
> > >
> > > On Tue, Sep 30, 2014 at 7:21 PM, lciotti1 <lciotti1 at gmail.com> wrote:
> > >
> > >> I would be willing to help with a custom board layout... assuming it
> is
> > >> not a huge rush.
> > >>
> > >>  Mark Marlette <mailto:mmarlette at frontiernet.net>
> > >>> September 30, 2014 at 5:19 PM
> > >>>
> > >>> See that FPGA is available in a TQFP, $13 or something like that.
> > >>>
> > >>> I would just make your own board instead of all the cables = noise,
> > etc,
> > >>> especially in video!
> > >>>
> > >>>
> > >>> Mark Marlette
> > >>> http://www.cloud9tech.com
> > >>> mark at cloud9tech.com
> > >>>
> > >>>
> > >>> ________________________________
> > >>> From: Luis Antoniosi (CoCoDemus) <retrocanada76 at gmail.com>
> > >>> To: CoCoList for Color Computer Enthusiasts <coco at maltedmedia.com>
> > >>> Sent: Tuesday, September 30, 2014 1:14 PM
> > >>> Subject: Re: [Coco] Stable colours
> > >>>
> > >>>
> > >>> or these one:
> > >>>
> > >>> http://www.ebay.ca/itm/ALTERA-FPGA-Cyclone-II-EP2C5T144-
> > >>> Minimum-System-Development-Board-/301303366478?pt=LH_
> > >>> DefaultDomain_0&hash=item462714834e
> > >>>
> > >>> more suitable with a 50Mhz clock. Same as altera de0-nano.
> > >>>
> > >>>
> > >>>
> > >>> Luis Felipe Antoniosi
> > >>>
> > >>>
> > >>>
> > >>>
> > >>>
> > >>>
> > >>> On Tue, Sep 30, 2014 at 2:09 PM, Luis Antoniosi (CoCoDemus) <
> > >>>
> > >>> Luis Antoniosi (CoCoDemus) <mailto:retrocanada76 at gmail.com>
> > >>> September 30, 2014 at 9:55 AM
> > >>> Well if you go for a DE0-Nano it costs 80 dollars. The daugher board
> is
> > >>> pretty simple, 10 dollars and the components pretty available: bunch
> of
> > >>> resistors, a variable resistors, a small protoboard and a VGA
> connector
> > >>> and
> > >>> a stackable 40 pin header. Got everything from a local store.
> > >>>
> > >>> But it could be done on a CPLD for reduction costs. I don't have the
> > >>> tools
> > >>> for CPLD development, nor I don't make an idea how to solder a FBGA
> > chip
> > >>> .
> > >>> Mark Marlette ? Darren A. ? Who else ?
> > >>>
> > >>> It would require a CPLD with 550 LEs, 16K bits of RAM and a external
> > SRAM
> > >>> with 512Kbytes or a SDRAM as the Altera. For a SRAM the code must be
> > >>> changed since the DE0-Nano has only SDRAM.
> > >>>
> > >>> Don't know if that would beat the 80 dollars asked by the Altera. But
> > >>> Daren
> > >>> made de SDC for a 50 bucks cost. Maybe that would be a reasonable
> > price.
> > >>>
> > >>> Luis Felipe Antoniosi
> > >>>
> > >>>
> > >>>
> > >>>
> > >>> Luis Antoniosi (CoCoDemus) <mailto:retrocanada76 at gmail.com>
> > >>> September 30, 2014 at 8:02 AM
> > >>> colours as we say in canada:
> > >>>
> > >>> https://www.youtube.com/watch?v=zSgr5dHvswM
> > >>>
> > >>> Nick Marentes will love my scanlines :)
> > >>>
> > >>>
> > >>>
> > >>> Luis Felipe Antoniosi
> > >>>
> > >>>
> > >> --
> > >> Sent with Postbox <http://www.getpostbox.com>
> > >>
> > >> --
> > >> Coco mailing list
> > >> Coco at maltedmedia.com
> > >> https://pairlist5.pair.net/mailman/listinfo/coco
> > >>
> > >
> > >
> >
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> >
>
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