[NTLK] The elusive 11MB MessagePad memory upgrade

Matthias Melcher m.melcher at robowerk.de
Tue Oct 24 13:25:33 PDT 2023

> On Oct 24, 2023, at 20:58, Morgan Aldridge <morgant at makkintosshu.com> wrote:
> On Tue, Oct 24, 2023 at 2:02 PM Grant Hutchinson <
> newtontalkmessages at gmail.com> wrote:
>> During last weekend’s Global Newton Users Meetup (GNUM), there was some
>> discussion about expanding the internal memory of MessagePad 2x00 devices,
>> referencing the infamous DVT unit that sported a whopping 11MB of Flash RAM.
>> https://flickr.com/photos/sonnyhung/259298109/
>> As promised, I pulled out my collection of MessagePad 2x00 DVT and EVT
>> prototypes to check whether any of them had the elusive extra memory
>> installed. Sadly, none of them had anything other than the standard 1MB or
>> 4MB configurations.
>> However, one of the DVT units does have a non-standard 2.1 ROM installed
>> ... (F1-003)-1
>> Photo: http://splo.me/bv
> Thanks for spelunking, Grant!
> Good catch on the non-standard 2.1 ROM. Worth dumping the ROM, just in
> case? (I suspect you may have already done so.)

Oh, yes! Please dump the ROM. I can look at the machine code and maybe even see what some of the differences are.

 - Matthias

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