trs-80 model II trouble--problem solved..and follow-up

Tony Duell ard at p850ug1.demon.co.uk
Fri Dec 18 13:30:22 CST 2009


> 
> Was the 2114 the chips that were 4116's that only half the memory cells were

No. The 4116 is a 16K+1 DRAM (so the half-good one is an 8K*1 DRAM) in a 
16 pin DIP. The 2114 is a 1K*4 SRAM in an 18 pin DIP. 

-tony



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