HP9816 PAL16L8

Brian L. Stuart blstuart at bellsouth.net
Tue Jun 11 12:44:31 CDT 2019


On Tue, 6/11/19, dwight via cctalk <cctalk at classiccmp.org> wrote:
> When I needed to create a PAL from a schematic, I first made
> a schematic of what the PAL was suppose to do, using the
> same basic model of logic that the PAL provided. Once I was
> done, I took the PAL map from the TI book and made red dots
> on each of the connections I needed. I'd then go back

I thought I was the only one!  Back when I first used a PAL, I
also photocopied the page from the databook, marked up
the connections I wanted, and then asked my coworkers
how to get that programmed into the device.  It was pretty
annoying to learn I had to convert it to equations first.  It
seemed like a pointless extra step when the software was
just going to turn around and turn the equations back into
the matrix wiring I had just marked up.

BLS


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