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30 pin SIMM memory for RC2014 z80 Processor

Thread starter -N2
Start date Jun 30, 2023

P

Plasmo

Experienced Member

Mar 6, 2025

#61

My guess is 8-10 74xxx logic.

N

-N2

Member

Mar 7, 2025

#62

Plasmo said:
My guess is 8-10 74xxx logic.

mostly latches or bus muxes I presume?

P

Plasmo

Experienced Member

Mar 7, 2025

#63

I think you need 3 4-bit mux, 2 shift registers and a number of logic gates.
Bill

N

-N2

Member

Mar 26, 2025

#64

Whee 64MB! https://www.ebay.com/itm/116328614196?

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