Core memory emulator using non volatile ram.

Sat Dec 15 12:55:03 CST 2018

On 12/15/18 10:01 AM, Guy Sotomayor Jr via cctalk wrote:
> FRAM or MRAM.  I make extensive use of them in my projects.
> 
> Everspin has a few (all SMT and 3.3v).  As I recall they run ~$20/ea for 4Mb (512K x 8 or 256K x 16).

As neither MRAM nor FRAM requires a write-after-read refresh, I fail to
see the "realism" in this that couldn't be satisfied with simple
battery-backed RAM or even flash-backed RAM.

Yes, MRAM is magnetic, but ti's not the same principle as real core.

FWIW,
Chuck