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Re: Apple II vs Atari 800
- Subject: Re: Apple II vs Atari 800
- From: nem <nem@nospam>
- Date: Mon, 21 Apr 2008 14:33:55 -0500
- Newsgroups: comp.sys.apple2, comp.sys.atari.8bit
- References: <CGxMj.105545$Ft5.83353@newsfe15.lga> <0be61519-b068-45ac-b470-ea2abe4ed203@1g2000prf.googlegroups.com> <fu072r$e1q$1@infosun2.rus.uni-stuttgart.de> <Xns9A8793EBD2F58nem@216.196.97.142> <io5Pj.5178$iK6.4682@nlpi069.nbdc.sbc.com>
- User-agent: Xnews/2006.08.24
- Xref: g2news1.google.com comp.sys.apple2:34407 comp.sys.atari.8bit:9289
"Russg" <russgilb@MUNGEsbcglobal.net> wrote in news:
> Seems like the C=64 has a fixed screen memory,
> and you're poking into that memory.
Nope. The video memory on the C64 can be moved all over the place. In this
example, the video bank is at $0000-$3FFF (the default setting). We're
using bitmap graphics here, where the pixel data resides at $2000-$3FFF and
the color data at $0400-$07E7.