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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