[GTALUG] mysterious restarts

Lennart Sorensen lsorense at csclub.uwaterloo.ca
Thu Jun 16 15:50:19 EDT 2016


On Thu, Jun 16, 2016 at 11:55:12AM -0400, Scott Allen wrote:
> My first computer, a Poly-88 8080 based system, did (I still have it).
> <http://www.polymorphic-computers.com/poly88.html>

OK, certainly a long time ago.

> The transformer used for the linear power supply was tapped, rectified
> and clamped to feed to an interrupt pin. The interrupt routine would
> increment a counter in RAM which was accessible for real time
> calculations.

That's neat.

-- 
Len Sorensen


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