Re: Oki M5268 / MSM5268

On Tue, 16 Oct 2007 12:50:01 -0700, Jenalee K. wrote:

44 pins, 4x 11. Pins 1 to 11 are brought out on an edge connector,
pins 23-33 are wired together but go nowhere and pins 12-22 & 34-44
are not even soldered. There is 10n between pin 1 & 3 and 10n between
pin 1 & 4 so pin 1 is probably common. Oh well, I guess I have to get
the scope out.

Your description matches surprisingly well the RAM chip HD61914 used
in old Casio calculators. Please visit my web page
http://www.pisi.com.pl/piotr433/hardware.htm for more information.
Perhaps it will be of some help to you.

Best regards

Piotr

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