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SONY MSX2+ RAM EXPANSION

By JAPANRETRO

Rookie (24)

JAPANRETRO's picture

24-04-2006, 20:08

Someone knows how to upgrade the ridiculous 64kb of a SONY F1XDJ or similar?

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By dhau

Paragon (1570)

dhau's picture

25-04-2006, 18:09

lpadial.aamsx.org/page3.HTM

By JAPANRETRO

Rookie (24)

JAPANRETRO's picture

25-04-2006, 18:41

Thankyou....
I wrote to them but i am still waiting for an answer....

By NapalM

Master (234)

NapalM's picture

15-07-2006, 11:10

Hello, I have the same question too... but I want to expand my F1XDJ memory INTERNALY, I don't want use a slot.
Any information?

By DamageX

Master (217)

DamageX's picture

16-07-2006, 19:50

Find out which "MSX Engine" chip you have and look for the documentation on HansO's website. Then you'll have to add ram chips and connect up the mapper address lines and all that.

I used one 512KB SRAM chip on my F1-II so I wouldn't have to worry about refresh and address multiplexing.