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Re: [hackers-il] Turbo button on old PCs

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  • Shlomi Fish
    ... I remember downloading a program like that from a BBS. I cannot recall what I used it for, though. Regards, Shlomi Fish ... Shlomi Fish
    Message 1 of 7 , May 29, 2003
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      On Thu, 29 May 2003, Nadav Har'El wrote:

      > On Thu, May 29, 2003, Chen Shapira wrote about "[hackers-il] Turbo button on old PCs":
      > > I suddenly remembered that old PCs had a "turbo" button, clicking on that
      > > was supposed to speed up the PC in some way.
      > >
      > > This button no longer exist in modern PCs.
      > >
      > > Any idea what this button did? (if anything at all?) Why didn't they simply
      > > make the PC go faster all the time? And why did they remove that button?
      >
      > What I remember (but I'm not sure) is that for a few years after PCs were
      > invented, their CPU speed was relatively constant, and stupid game developers
      > came to rely on that speed. When you ditched your 8088 and moved on to a
      > 80386sx (say), which was (say) 8 times faster, suddenly games started running
      > at an impossible pace. I am guessing the Turbo button was to allow you to slow
      > your CPU to play these old games. But I don't have any proof that this is
      > indeed what the Turbo button was for: I never actually had a computer with
      > such a button on it.
      >
      > Since my computer did not have a Turbo button (I'm talking about the end
      > of the eighties now), I ended up writing a TSR ("terminate stay resident")
      > which grabbed the timer interrupt (which ran 18.2 a second in DOS, if I
      > remember correctly) and did a useless time-wasting loop. There were certain
      > games (e.g., "Arkanoid", if I remember correctly) which were impossible to
      > play on the 80386sx without these tricks.
      >

      I remember downloading a program like that from a BBS. I cannot recall
      what I used it for, though.

      Regards,

      Shlomi Fish

      >
      >



      ----------------------------------------------------------------------
      Shlomi Fish shlomif@...
      Home Page: http://t2.technion.ac.il/~shlomif/

      An apple a day will keep a doctor away. Two apples a day will keep two
      doctors away.

      Falk Fish
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