Dec 8235 IC?
cube1 at charter.net
Sat Sep 5 21:00:28 CDT 2015
On 9/4/2015 11:10 PM, dwight wrote:
> 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.
Exactly - whether you can use the trick depends on what is connected to
that OC output.
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