[NTLK] Need help with finding chips for eMate memory upgrade boards

[Matthias Melcher]

> On May 3, 2018, at 11:42, Matthias Melcher <m.melcher at robowerk.de> wrote:
> 
> 
> 
>> On May 2, 2018, at 01:07, NewtonTalk <newtontalk at pda-soft.de> wrote:
>> 
>> 
>> <http://www.pda-soft.de/common/img/hardware/eMate/em300/EM300Board.jpg>
> 
> IIRC, the pinout is different to the MP2000 ROM board.

Oh, and if this helps anyone, here is my take on the layout and PCB of the original ROM, made in Eagle:

http://www.elektriktrick.com/NewtonROMBoardEagle.zip
http://www.elektriktrick.com/ROMPCB.png
http://www.elektriktrick.com/ROMLayout.png