Subj : Re: HCF Halt and Catch Fire
To   : John Riley
From : Tony Langdon
Date : Sun May 17 2020 14:06:00

-=> On 05-16-20 09:52, John Riley wrote to Tony Langdon <=-

 TL> I had heard that the originel Intel 4004 had a HCF instruction that
 TL> effectively shorted +5V to GND via the CPU, letting the magic smoke out.

 JR> Ah, never heard of it being on the 4004.

I heard it many years afo, while I was at university, I believe (i.e. before
the Internet), but there are references on the Internet, though none I'd call
clearly verifiable.


.... What bug? That's a feature
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