[Coco] Getting into Tandy Color Computer 3, Suggestions and Info Needed

Marcelo Cannella marcelo.cannella at gmail.com
Fri Aug 28 13:22:50 EDT 2015


Welcome to the list!

2015-08-28 14:16 GMT-03:00 Zippster <zippster278 at gmail.com>:

> Yes, it’s required for the RGB2VGA.
>
> The DE-0 Nano is an FPGA development board.  This is what does the video
> conversion to VGA.  The RGB2VGA board itself is an ADC/DAC board for the
> Nano.
>
> In addition to CoCo3 15KHz RGB, the RGB2VGA and Nano combination will also
> convert Apple ][ composite to VGA (with artifacts), as well as several
> other RGB/RGBI
> systems.
>
> The RGB2VGA is a project created by Luis Antoniosi.  He did an excellent
> job on
> this converter.  Some minor improvements have been made; the resistor
> values
> on the DAC portion (Roger Taylor), and I cleaned up and rerouted the PCB
> layout
> for this run.  The overall design and FPGA code are all Luis (CoCoDemus).
>
> Some info here…
> <https://sites.google.com/site/tandycocoloco/rgb2vga <
> https://sites.google.com/site/tandycocoloco/rgb2vga>>
>
>
> - Ed
>
>
>
>
> > On Aug 28, 2015, at 11:59 AM, Brandon Tetreau <brandon.tetreau at gmail.com>
> wrote:
> >
> > Thanks for the information, and Thanks Tim for letting me know it uses SD
> > Cards.
> >
> > Those prices aren't so bad, It's about 80-120USD for Flash Carts for
> > Consoles. Can you give me more detail into the DE-0 Nano for RGB2VGA
> > component? It is required for use for the RGB2VGA or does it add
> > more functionality?
> >
> > On Fri, Aug 28, 2015 at 10:23 AM, Zippster <zippster278 at gmail.com>
> wrote:
> >
> >> Hi Brandon,
> >>
> >> Welcome to the group!
> >>
> >> There is still room on the current run of RGB2VGA boards.
> >> It is a bit of an expensive, but excellent solution to getting your
> CoCo3
> >> running with
> >> a VGA monitor.
> >>
> >> I’m also making the CoCo SDC units on a regular basis, so they are
> >> available whenever
> >> you want one.  John Strong is making 3D printed cases for the SDC.
> >>
> >> - Ed
> >>
> >>
> >> Prices (not including shipping):
> >>
> >> RGB2VGA & cable (assembled) = $45
> >> Programmed DE-0 Nano for RGB2VGA = $95
> >>
> >> CoCo SDC (assembled) = $40
> >>
> >>
> >>
> >>> On Aug 28, 2015, at 10:51 AM, Brandon Tetreau <
> brandon.tetreau at gmail.com>
> >> wrote:
> >>>
> >>> Hi Everyone, Just wanted to introduce myself. I grew up with the Tandy
> >>> Color Computers and recently got our system back from my parents. Got a
> >>> couple Tandy Color Computer 3's a CM8 Monitor, multi-pack, floppy
> drives,
> >>> etc... and tons of my old games on disk and carts but It's tough
> getting
> >>> the entire system setup. I started looking into options to use the
> Tandy
> >> on
> >>> newer hardware and was surprised to see Flash Carts, video cables, and
> >>> Drivewire and such which would really make running old games easy but
> It
> >>> appears I'm several years late as most types of Hardware aren't sold
> >>> anymore or have diagrams of electrical component blueprints which cause
> >> my
> >>> head to hurt.
> >>>
> >>> I'm only 33 now so I was really young when we had the CoCo but have
> tons
> >> of
> >>> great memories (would love to get Ghana Bwana running for my mom to
> play
> >> as
> >>> it was one of her favorites) and would love to get it up and running.
> >>> I'm hoping to summarize what I think I've learnt in searching the web
> for
> >>> ways to connect the CoCo to a modern monitor and allow playing of disk
> >>> images.
> >>>
> >>> Can any of you give me suggestions on what would be a good setup? I
> don't
> >>> mind having the entire system setup but it would also be cool to just
> >> have
> >>> the computer, maybe a flash cart and some joysticks.
> >>>
> >>> *Connecting Tandy to Monitor/TV*
> >>> *RGB to S-Video* - Made by Chistopher Hawks, emailed him but got no
> reply
> >>> *RGB2VGA* - Appears they are for purchase possibly by Zippster, not
> sure
> >>> who can purchase
> >>>
> >>> *CoCo Flash Carts/Drivewire*
> >>> *CoCo SDC *- CoCo flash cart which allows the running of disk images
> >> from a
> >>> Compact Flash Card (This allow you to run a HBDDOS rom and connect to
> >>> Drivewire)
> >>> *Tandy Drive Pak* - Doesn't appear to be made anymore but was a flash
> >> cart
> >>> which ran most software expect software which needed to be run
> >> specifically
> >>> from a physical floppy drive (CoCo SDC fixes this though?)
> >>> *HDBDOS Rom Cart *- You can put a socket on a Cart and flash HDBDOS and
> >>> boot from that, I'm told people used to sell HDBDOS Rom Carts complete
> >> but
> >>> It doesn't appear anymore. I found various roms in the Drivewire
> download
> >>> but perhaps people have details about which carts can be used as a
> donor,
> >>> the socket I'd need to put on, compatible eeprom, and rom required to
> >> make
> >>> this.
> >>> *Drivewire Cable* - Appears to still be sold on Cloud9 and can also be
> >> made
> >>> so I don't think this would be a huge issue, can also use a RS232 to
> USB
> >>> cable to connect to USB.
> >>>
> >>> --
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> >>> Coco at maltedmedia.com
> >>> https://pairlist5.pair.net/mailman/listinfo/coco
> >>
> >>
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> >>
> >
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