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echo: classic_computer
to: JOHN RILEY
from: TONY LANGDON
date: 2020-05-17 13:56:00
subject: Re: HCF Halt and Catch Fi

-=> 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.


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