[sdiy] midi2CV

Michiel makoot at gmx.net
Thu Aug 28 02:02:54 CEST 2003


Well, in those cases I guess I'd be better off just looking for one in the
shop, for I never programmed any microchips, and I have no tools to program
them anyway. What Jim wrote down below here is getting a bit too dense for
my cunning.
Thanks for the replies though.

cheers,
Michiel

----- Original Message -----
From: "James Patchell" <patchell at cox.net>
To: <synth-diy at dropmix.xs4all.nl>
Sent: Thursday, August 28, 2003 12:18 AM
Subject: Re: [sdiy] midi2CV


> I would say, extremely rare.  It is possible to do, however, with todays
> technology.  You can fairly easily use an FPGA to do the same thing, all
> you need to do is download the Xilinx Webpack FPGA development tools from
> http://www.xilinx.com (they are free tools).  The gate arrays are not very
> expensive, 50K gates will run you about $15.  You will need to use either
> Verilog or VHDL to do the hardware description....well...this is getting
> pretty complicated...I suggest getting either a PIC or an AVR and writing
> the code in either C or assembler...
>
> At 03:08 PM 8/27/2003 +0200, Michiel wrote:
> >Hi,
> >I was looking for a schematic for polyphonic midi2CV converters without
> >the need for Microprocessor programming, but it seems that they are
pretty
> >rare. I would very much like to build one to control about 4 voices, and
I
> >was questioning myself, does maby anyone know of such a schematic?
> >
> >Cheers,
> >Michiel
>
>          -Jim
> ***************************************************
> I'm a man
> But I can change
> If I have to
> I guess.
>
> Man's Prayer
> Red Green
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>
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>




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