[A83] Re: ON-button influence

To: <assembly-83@lists.ticalc.org>
Subject: [A83] Re: ON-button influence
From: "Ronald Teune" <rtwolf@gmx.net>
Date: Mon, 6 Aug 2001 09:11:50 +0200
Reply-To: assembly-83@lists.ticalc.org

And the calc will shut down and crash (sort of) when you press 2nd+On.

>If you disable interrupts, you will not be able to use _getcsc. _getkey
just
>turns interrupts back on anyhow. _getcsc should not be affected by ON.
>_getkey will return 0 if on is pressed (it is the only way this happens).
>However, if 0 is returned from _getkey you still have to reset the flag.
>
>-----Original Message-----
>From: assembly-83-bounce@lists.ticalc.org
>[mailto:assembly-83-bounce@lists.ticalc.org]On Behalf Of Nick Reichert
>Sent: Monday, July 23, 2001 1:32 PM
>To: assembly-83@lists.ticalc.org
>Subject: [A83] Re: ON-button influence
>
>
>
>Another way to fix your problem would be to disable interrupts with
>di
>and then, before your program quits, enable interrupts with
>ei
>Also, I believe that _getkey (and maybe _getcsc) are affected by the "on"
>button.
>Hope that helps,
>Nicholas Reichert
>
>
>----Original Message Follows----
>From: "TypeR unknown" <typerfuture@hotmail.com>
>Reply-To: assembly-83@lists.ticalc.org
>To: assembly-83@lists.ticalc.org
>Subject: [A83] ON-button influence
>Date: Fri, 20 Jul 2001 16:41:46 +0200
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>
>OK, this is the case.
>As one of my first programs I have made a very simple security program
>that will shut the TI-83 off if the wrong access code is given.
>This ofcourse will mean that the ON-button must be pushed to turn
>the calculator back on.
>The problem is that when you then enter the right access code and the
>calculator returns to the TI-OS a ERR:BREAK error is given, just like when
>you push ON with BASIC programme's.
>
>Can somebody tell me how to stop the influence of the ON-button so that the
>error message won't show up ???
>I know a few other programme'a who do this, so it must be possible, thanks.
>
>
>
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