First computer with real-time clock?

From: Vintage Computer Festival <>
Date: Wed Aug 4 21:35:27 2004

On Wed, 4 Aug 2004, Tom Jennings wrote:

> On Mon, 2004-08-02 at 13:05, Vintage Computer Festival wrote:
> > > (Wouldn't a hardware manual and/or programers manual help here?)
> >
> > Indeed. I've read through the Manual of Operation for the 650 and it
> > makes no mention or reference anywhere about any sort of timer feature at
> > all.
> But in the spirit of the times, does any hardware facility have any
> time-related side effect that could have been exploited to extract time
> from? (Besides the obvious calibrated-subroutine hack.) Or does the
> feature have to be explicitly a "time-keeping" hardware facility?

In this case it would have to explicitly be a hardware facility. If no
documentation turns up to show that there was such a device, the onus will
then be on the defense to prove that the 650 in question *did* have a
hardware time-keeping facility.

Sellam Ismail                                        Vintage Computer Festival
International Man of Intrigue and Danger      
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Received on Wed Aug 04 2004 - 21:35:27 BST

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