Re: TI-H: TI-MemSwitch

To: ti-hardware@lists.ticalc.org
Subject: Re: TI-H: TI-MemSwitch
From: gussie@alaska.net (Grant Stockly)
Date: Mon, 18 May 1998 15:22:07 -0700
Delivered-To: ti-hardware-outgoing@towerguard.unix.edu.sollentuna.se
Reply-To: ti-hardware@lists.ticalc.org


You'll run out of address space soon anyway...  If the traces directly
connected the pads, then TI has some bad engineers...

>I just opened my 1.4 version... the board has a different ram chip its a
>SONY cxk581000aym-70ll
>******BUT******
>here is the interesting point!!!!!!!!!!!!
>the chip is labled U10R on the board,
>DIRECTLY ABOVE THE RAM CHIP there is an outline and traces for A SECOND
>CHIP!!!! already on the board... the traces would conect the two
>chips(if a second one where soldered in) almost EXACTLY like the
>scematics for what that guy did on his page....
>Hmmmmm looks like TI was contemplateing adding more RAM to futer 92's
>but never did it.....
>hehehe VERY interesting :0
>
>
>
>
>>> it IS possible to add more RAM but none has done it yet,
>>
>>i think someone did it for a TI-92...
>>here's the link:  <A HREF="http://www.daewoo.fr/~jjm/ti92.html">TI92
>MEMORY
>>UPGRADE</A>
>>
>
>
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