[A83] Re: _getkey and turning the calc off
[Prev][Next][Index][Thread]
[A83] Re: _getkey and turning the calc off
The simplest way on the TI-83 Plus is to set 7,(IY+28h). This will make
_getkey not turn off the calc on 2nd+On, it will return 3Fh as the keycode
instead.
Michael Vincent
Detached Solutions - www.detacheds.com
Radical Software - www.radicalsoft.org
----- Original Message -----
From: "Perpendicular Universe" <vadmium@hotmail.com>
To: <assembly-83@lists.ticalc.org>
Sent: Tuesday, August 21, 2001 8:43 PM
Subject: [A83] _getkey and turning the calc off
>
> Is there any way of preventing someone turning the calculator off in the
> _getkey routine, or even better, making the calculator free my program's
> memory before it turns off?
>
> I have made a fairly large program which uses the ROM call _getkey
(address
> 4CFEh). When you press [2nd] [OFF] in the middle of the program to turn
the
> calc off, and then turn it back on, the screen comes up the same but it
> isn't in my program: it's in the "home screen" mode.
> I can live with that, but what I don't like is each time someone turns it
> off like this the memory available goes down and I dunno how to free it
back
> up without resetting the calc.
>
>
> _________________________________________________________________
> Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp
>
>
>
References: