*updating* 8088's

woodelf bfranchuk at jetnet.ab.ca
Mon Nov 19 21:39:49 CST 2007


Chuck Guzis wrote:

> Well, there's clock speed and then there's "apparent clock speed".  
> Let's see, a 16MHz 80386sx is equivalent to what, a 10MHz 80286?
So what speed does the memory run at is my question and how wide?
Playing around with homebrew micro design I am working on, a 500 ns
memory cycle ( 2Mhz ) is about as fast as you can go with standard
parts about 150 ns access time. My limiting factor is not memory
speed but EEPROM and I/O chips dead slow speeds.

> Cheers,
> Chuck





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