Re: Theorizing how to replace a VIC-II by hardware.

From: groepaz_at_gmx.net
Date: Sat, 25 Jul 2020 14:04:36 +0200
Message-ID: <4194633.niJfEyVGOH_at_rakete>
Am Samstag, 25. Juli 2020, 13:49:15 CEST schrieb Rainer Buchty:
> On Fri, 24 Jul 2020, Claudio Sánchez wrote:
> > Well... I'm starting this as a discussion about what would be needed
> > to replace the VIC-II with hardware that would emulate it and
> > expand/enhance it.
> 
> Digesting the "VIC article", taking a good read of the VICE sources and
> eventually available other emulation approaches, then creating a VHDL or
> Verilog model using a suitable FPGA technology (plus according level
> shifters as modern FPGAs are typically not 5V-compatible anymore as well
> as accompanying analog circuitry for the parts that may not be
> achievable on digital level) -- and lots of testing so that the model is
> not just compatible to the officially documented behavior, but also
> works with all the trickery discovered and developed over the last
> decades.
> 
> From then on, you could start adding stuff -- first VIC-IIe
> compatibility to bring the C128 specialties to the C64, later then
> further enhancements.
> 
> Just don't do it the other way round and start with the fun stuff first.

That! :) And expect this being a project that will keep you busy for many 
years before you can even start adding the "fun stuff".


-- 

http://hitmen.eu                 http://ar.pokefinder.org
http://vice-emu.sourceforge.net  http://magicdisk.untergrund.net

It will be a great day for this country when our schools have all the money 
they want and the military has to run bake sales to buy new weapons.
Received on 2020-07-25 15:00:03

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