Re: Upgrade Tandy 1000EX RAM?
Posted on 2014-11-18, 17:15
I build a "poor man" ram expansion for my ex, work like a charm. Very simple design! It require 3 static ram chip of 128kB and a 74HCT138 for address decoding. The good thing with sram is it don't need the additional DRAM chip (no refesh controller) and keep the breadboard very clean and cheap (just …