programming specs for N821s181

[Ludis Langens]

Kevin Reynolds wrote:
> 
> I've converted my crossfire injected car to using the 747 inplace of the
> original computer. While playing with the setup on that I decided to read
> the original 84 chip for the fun of it. From what I can find it uses a
> N82S181 1K prom, but can't find the programming parameters for it so I can
> read it. Anyone know what these are?

Search the archives - I described a way of reading these.  You might
need to search on GM's part number: 06630 or 16006630.  If you bend one
pin out and jumper it, these PROMs can be read as 2732's.  The pinouts
are on my web pages.

-- 
Ludis Langens                               ludis (at) cruzers (dot) com
Mac, Fiero, & engine controller goodies:  http://www.cruzers.com/~ludis/
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