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Newsgroups: comp.sys.sinclair
From: Andrew Owen <ao...@brandnewco.org>
Date: 2000/05/17
Subject: Re: RFC: ULA Replacement for ZX Spectrum SE
in article Pine.OSF.3.95.1000517165314.27660A-100...@humphrey.sys.uea.ac.uk,
AndyC at a...@sys.uea.ac.uk wrote on 17/5/00 4:57 pm: > On Mon, 15 May 2000, Andrew Owen wrote: Yes. >> 16 channel sound - handled by a GM-MIDI card plugged into the MIDI out. > Good idea, presuambly PLAY's support for MIDI would still work then. >> How should the palettes be selected (OUT commands etc?) OK, but I still need to know which ports are free: does anything use: > OUT commands. Preferably locked at startup and requiring a special coded > sequence of OUTs to unlock the extra hardware for compatability (ala the > CPC+) 00h, FFh, 4FFDh, FFFFh These are some places we could put it if they don't clash. >> How big should the palette be? I don't think 256 is enough, it doesn't give a lot of shades of one colour. > 256 would be perfectly adequate and would > perhaps better suit an 8 bit machine. >> p.s. You have until I have the ROM finished to decide. Then it gets coded It will run on an unexpanded 48K machine but will take advantage of the >> and, hopefully, becomes a new standard (and then Sonic ZX can take advantage >> of it). > Sounds good. Although it would be nice if Sonic ZX still ran on a "proper" > speccy. extra hardware if it's available. -Andrew You must Sign in before you can post messages.
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