Old MOS Mask-Programmed ROM forgetfulness?
spacewar at gmail.com
Tue Feb 16 16:22:07 CST 2016
On Tue, Feb 16, 2016 at 12:06 PM, Brent Hilpert <hilpert at cs.ubc.ca> wrote:
> Apparently there actually is an equivalent EPROM, according to this
> datasheet for the MM4203/MM5203 EPROM:
> It states they are pin-compatible to the MM5213/MM5231 mask ROMs.
Interesting. I checked the MM5204, but not the MM5203. The MM5203
requires wiring for pins 22 and 23 that the MM5231 doesn't, but other
than that it does appear the same.
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