Path: utzoo!attcan!utgpu!news-server.csri.toronto.edu!mailrus!sharkey!msuinfo!frith!conklin From: conklin@frith.uucp (Terry Conklin) Newsgroups: comp.sys.atari.8bit Subject: Re: 6502 error conditions Summary: Not so fast! Message-ID: <1990Sep23.185836.3459@msuinfo.cl.msu.edu> Date: 23 Sep 90 18:58:36 GMT References: <1990Sep19.171649.20159@ingres.Ingres.COM> <5501@harrier.ukc.ac.uk> <15061@rouge.usl.edu> Sender: news@msuinfo.cl.msu.edu Organization: Michigan State University Lines: 19 In article <15061@rouge.usl.edu> bkd@pc.usl.edu (Dore Brian K) writes: >There was (is) absolutely NO WAY to harm the computer through software. >I am absolutely positive about the Atari, & Apple. I have heard >rumors about the Commodore PET possibly having this problem, but >I don't believe it for a second. >-- >Brian K. Dore' Internet : bkd@pc.usl.edu I'm afraid you're a bit off here. Historically, there have been several different machines with which you could destroy hardware through software. Perhaps the most humorous was the original IBM CGA card, which would allow you to set really extreme values in the control registers, sending beyond-legal values to the monitor which would merrily fry. Terry Conklin conklin@egr.msu.edu uunet!frith!conklin The Club (517) 372-3131