Date: Fri, 16 Mar 2001 15:31:59 +0800
From: "Paul Chan" <[EMAIL PROTECTED]>
Subject: Re: 128MB for Libretto 110, is there a way?

Hi Lou,

Please find the attached Microsoft Word Document for Libretto 50/70 Expand
Memory Card Pin Assignment. I am very sure that it is useful for the
experiment.

Best regards,

Paul
----- Original Message -----
From: "Lou S" <[EMAIL PROTECTED]>
To: "Libretto" <[EMAIL PROTECTED]>
Sent: Friday, March 16, 2001 12:37 PM
Subject: Re: 128MB for Libretto 110, is there a way?


> Date: Thu, 15 Mar 2001 23:31:32 -0500
> From: "Lou S" <[EMAIL PROTECTED]>
> Subject: Re: 128MB for Libretto 110, is there a way?
>
> >Eventually this solution is for IBM PC110 to increase
> >the memory. The Ram chip was the same used in Libretto
> >50/70, so I think it will be possible to apply to the Libretto. Because
the
> >data bus of the memory is the same.
>
> Are all the adresses, A0-A11, on the all memory chips used? If it was
> engineered for more than 16 RAM and they simply tied one or more addresses
> low while the others are high you might be able to get more memory by
making
> all addresses high but I assume the CPU does the multiplexing of all the
> memory addresses as per the spec sheet.
>
> I've looked at the chip last year but never followed through on the specs
> and pinouts, if you want to look at the memory chip it can be found at:
>
http://bwrc.eecs.berkeley.edu/Research/Intercom_Group/details/hardware/stron
garmdocs.html
> just download the TC51V16165CFTS-60 Toshiba EDO DRAM Data Sheet (pdf, 1.68
> MB)
>
> Do we have pinouts on the CPU chip? Someone out there must have a
schematic
> or service manual.
> _________________________________________________________________
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>
>
>
>
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