Dec 8235 IC?

dwight dkelvey at
Fri Sep 4 23:10:55 CDT 2015

The idea for using the tristate control for an OC output has been
used many times before.
An example is on the SwyftCard for the Apple 2e.
It needed a OC for the reset as I recall and the PAL used
that trick.
The only possible issue is the limited current drive for older
DTL circuits.

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