Re: TI-83 cleared mem
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Re: TI-83 cleared mem
Im not sure the cause of the original lockup, but I do know one thing:
If you take out the battery while the calc is on (ie, locked up) it WILL
clear. Backup battery activates when the calc is turned off.
Scott Spetalnik wrote:
>
> I'm taking a pre-calculus class and I bought a TI-83. I don't have
> a link-up to a computer, yet, so nothing has been up or downloaded,
>
> I wrote a program in Basic to calculate possible rational roots for
> a function. It wasn't huge, but more than I'd care to constantly key in.
> My first test of the program went well. The second time I tried it I got
> some strange graphics on the screen, as if it was changing graphing
> windows, and then it locked up on me. It wouldn't turn off or accept any
> keystrokes. I removed a battery and reinserted it. The calculator was
> back to normal, but all programs had been cleared.
>
> I quickly wrote a 3 line program and tested it. No problems. I
> removed a battery and reinserted it. It was still there.
>
> I reset mem to defaults and started over. On my third test of my
> rational roots program I got a different set of displays ending in the
> screen saying "mem cleared". It didn't lock up that time.
>
> Obviously, programming isn't worthwhile if the program won't
> stay saved. Any clue what happened? How can I avoid this problem in
> the future?
>
> --
> Scott Spetalnik | Hillary Rodham Clinton Virus:
> srs@aol.net | Instantly turns 1 KB of disk space into 1 MB.
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