Re: VIC-1001 ROM sighting

From: William Levak (wlevak_at_cyberspace.org)
Date: 2001-09-05 21:17:27

On Fri, 31 Aug 2001, [ISO-8859-1] Marko Mäkelä wrote:

> Daniel Benson, who has been trying to sell his Commodore MAX (a.k.a.
> UltiMax or VIC-10) and Commodore VIC-1001 (Japanese VIC-20) on eBay, sent
> me a dump of the 901486-02 KERNAL ROM.  It seems to use an $aa fill byte
> instead of the $ff used in the 901486-06 (NTSC-M KERNAL).
> 
> I didn't analyze the code differences yet,

The differences seem to be in the screen editor and the serial bus
routines.

If I get some time, I'll program an EPROM and see how it performs.



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