Re: A89: Re: Re: tios2.01

To: <assembly-89@lists.ticalc.org>
Subject: Re: A89: Re: Re: tios2.01
From: "Rob Smith" <kormoc@netzero.net>
Date: Tue, 30 Nov 1999 21:14:15 -0500
References: <002301bf3b80$2e3151a0$1702e0c7@desktop>
Reply-To: assembly-89@lists.ticalc.org


actully is was not a line 1010 emulator chash, it was a addy crash, with a
rom call.

----- Original Message -----
From: Scott Noveck <noveck@pluto.njcc.com>
To: <assembly-89@lists.ticalc.org>
Sent: Tuesday, November 30, 1999 5:13 PM
Subject: Re: A89: Re: Re: tios2.01


>
> >The OS does this.  Remember that this AMS version was *not* intended for
> >release, and therefore this is not surprising.  If this were an actual
> >release version, I might be 'wowed' but this is rather expected.  I'm
sure
> >Xavier and other programmers will love this.
>
> Not quite. . . Andrew and I spent a while generating line 1010 emulator
> errors trying to get this.  To generate a line 1010 emulator error, RUN
the
> following line of "code":
>
>     dc.w $Axxx
>
> where xxx is an number.  Normally, this will generate TIOS error #xxx
> (they're listed in the back of the manual).  No matter what we try, TIOS
is
> catching and trapping the error -- meaning that he got lucky and Tetris
> executed just the right #xxx to get the debugger to catch the error.  I
> imagine that it may be in ALL ROM versions - but hidden - as a way for
> programmers to stop program execution and check registers/
>
>     -Scott
>
>
>

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