[A83] Re: self test counting

To: assembly-83@lists.ticalc.org
Subject: [A83] Re: self test counting
From: "Dan Weiss" <dwedit@hotmail.com>
Date: Fri, 14 Sep 2001 17:25:05 -0500
Reply-To: assembly-83@lists.ticalc.org

Weird... the GOOD 1.07 dump I found has major problems with displaying the V 
character.  A hacked 1.07 dump had the V character fixed, but it ROM FAILs 
the self test.  I think it's a bug in virtual TI that the V character isn't 
rendered correctly.


>From: "Dan Weiss" <dwedit@hotmail.com>
>Reply-To: assembly-83@lists.ticalc.org
>To: assembly-83@lists.ticalc.org
>Subject: [A83] Re: self test counting
>Date: Fri, 14 Sep 2001 14:17:35 -0500
>MIME-Version: 1.0
>X-Originating-IP: [24.183.50.176]
>Received: from [195.67.128.9] by hotmail.com (3.2) with ESMTP id 
>MHotMailBD6BA2D9006B400438A5C343800908C70; Fri, 14 Sep 2001 12:17:57 -0700
>Received: from towerguard. (mx-1.sollentuna.net [195.67.128.9])by 
>mx-1.sollentuna.net (Postfix) with ESMTPid 996D01800B; Fri, 14 Sep 2001 
>21:17:39 +0200 (CEST)
>Received: with LISTAR (v1.0.0; list assembly-83); Fri, 14 Sep 2001 21:17:39 
>+0200 (CEST)
>Received: from hotmail.com (f52.law15.hotmail.com [64.4.23.52])by 
>mx-1.sollentuna.net (Postfix) with ESMTP id 0EBE518007for 
><assembly-83@lists.ticalc.org>; Fri, 14 Sep 2001 21:17:38 +0200 (CEST)
>Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; 
>Fri, 14 Sep 2001 12:17:36 -0700
>Received: from 24.183.50.176 by lw15fd.law15.hotmail.msn.com with HTTP;Fri, 
>14 Sep 2001 19:17:35 GMT
>From assembly-83-bounce@lists.ticalc.org Fri, 14 Sep 2001 12:18:41 -0700
>Delivered-To: lists.ticalc-assembly-83@mx-1.sollentuna.net
>Message-ID: <F52YS0qPzg9uV54Ogdd00010fed@hotmail.com>
>X-OriginalArrivalTime: 14 Sep 2001 19:17:36.0500 (UTC) 
>FILETIME=[E9AA9340:01C13D51]
>X-listar-version: Listar v1.0.0
>Sender: assembly-83-bounce@lists.ticalc.org
>Errors-To: assembly-83-bounce@lists.ticalc.org
>X-original-sender: dwedit@hotmail.com
>Precedence: bulk
>X-list: assembly-83
>
>
>My ROM 1.07 fails under VTI...  Maybe this explains why the V character
>looks bad?
>
>
>
> >From: Tijl Coosemans <tijl.coosemans@mail.be>
> >Reply-To: assembly-83@lists.ticalc.org
> >To: assembly-83@lists.ticalc.org
> >Subject: [A83] Re: self test counting
> >Date: Fri, 14 Sep 2001 16:36:03 +0200
> >MIME-Version: 1.0
> >Received: from [195.67.128.9] by hotmail.com (3.2) with ESMTP id
> >MHotMailBD6B615400B740043724C34380090BF40; Fri, 14 Sep 2001 07:38:25 
>-0700
> >Received: from towerguard. (mx-1.sollentuna.net [195.67.128.9])by
> >mx-1.sollentuna.net (Postfix) with ESMTPid 30B691801D; Fri, 14 Sep 2001
> >16:38:06 +0200 (CEST)
> >Received: with LISTAR (v1.0.0; list assembly-83); Fri, 14 Sep 2001 
>16:38:06
> >+0200 (CEST)
> >Received: from wilbur.contactoffice.com (unknown [212.3.242.68])by
> >mx-1.sollentuna.net (Postfix) with ESMTP id B5EE018010for
> ><assembly-83@lists.ticalc.org>; Fri, 14 Sep 2001 16:38:04 +0200 (CEST)
> >Received: from [10.0.0.2] by wilbur.contactoffice.com (NTMail
> >5.06.0016/NY4689.00.6bac6091) with ESMTP id icoiaaaa for
> >assembly-83@lists.ticalc.org; Fri, 14 Sep 2001 16:36:03 +0200
> >From assembly-83-bounce@lists.ticalc.org Fri, 14 Sep 2001 07:40:22 -0700
> >Delivered-To: lists.ticalc-assembly-83@mx-1.sollentuna.net
> >Message-ID:
> ><2552.1000478534078.JavaMail.Administrator@dumbo.contactoffice.com>
> >X-listar-version: Listar v1.0.0
> >Sender: assembly-83-bounce@lists.ticalc.org
> >Errors-To: assembly-83-bounce@lists.ticalc.org
> >X-original-sender: tijl.coosemans@mail.be
> >Precedence: bulk
> >X-list: assembly-83
> >
> >
> >Well, since I didn't had much to do, I ran a few tests.
> >
> >When you press enter at the 'Enter self test' screen, the calculator 
>makes
> >a one-byte checksum of the rom-pages (not 0000h-3FFFh). It adds up all
> >bytes on every page. On my calculator the checksum was 00h, which is
> >probably different on other calculators. If the number doesn't fit, then
> >you get a ROM FAIL message. Whatever key you press then, the calc will
> >reset and show a mem cleared message. (Maybe this is a good way to figure
> >out if you have a bad rom dump or not.)
> >
> >Next thing what happens is, that the ram area at 88A4h-FFFFh is filled 
>with
> >00h->FAh,00h->FAh,... And then it checks if each byte is still the same. 
>If
> >it isn't you get a RAM FAIL message, press a button, mem cleared. The
> >reason it doesn't have problems with the stack is because that was moved 
>to
> >88A4h. (The ram addresses may be different on other calculators.)
> >
> >After that it checks for an ON-key press by checking an IY bit. If there
> >wasn't it increases a counter, displays it and does everything all over
> >again. So the counter indicates how many times it has checked both rom 
>and
> >ram.
> >
> >If you press ON, the calculator runs an LCD test. Each time you press a 
>key
> >you get a different screen in the following order: vertical bars, black
> >screen, white screen, diagonal lines, horizontal bars. Then you get
> >vertical bars again and the contrast is set to maximum. Each time you 
>then
> >press a key the contrast is lowered until it reaches 0. You can also skip
> >this LCD test by pressing ON at whatever screen.
> >
> >Screen is cleared and the contrast is restored to what it was, before the
> >lcd test.
> >
> >Next and last test is a keyboard test. You get a number on the screen 
>that
> >indicates the key you have to press. The number is the same as what the
> >Basic command getKey returns. So the first digit indicates the row and 
>the
> >second the column. Each time you press the right key the number changes.
> >This test can also be skipped by pressing ON. You then just quit and get 
>a
> >Mem cleared message.
> >
> >When all test succeeded the calculator displays "OK", which is rather 
>funny
> >:-)
> >
> >
> > > ----------------------------------------
> > > From: The one and only SUCKER ... <sucker_pvn@hotmail.com>
> > > Sent: Thu Sep 13 19:37:06 GMT+02:00 2001
> > > To: <assembly-83@lists.ticalc.org>
> > > Subject: [A83] self test counting
> > >
> > >
> > >
> > > Somebody knows where the counter from MODE-ALPHA-S stops?
> > > Or maybe describe what is does??
> > >
> > >      SUCKER
> > >
> > > _________________________________________________________________
> > > Get your FREE download of MSN Explorer at
> >http://explorer.msn.com/intl.asp
> > >
> > >
> > >
> >
> >-----------------------------------------------------
> >Mail.be, Free WebMail and Virtual Office
> >http://www.mail.be
> >
> >
> >
>
>
>_________________________________________________________________
>Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp
>
>
>


_________________________________________________________________
Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp