[ntp:questions] Re: Windows timekeeping

Paul.Croome at softwareag.com Paul.Croome at softwareag.com
Mon Aug 7 09:04:50 UTC 2006


Bryan Henderson schrieb:

> If anyone knows of a computer architecture besides ISA and stuff
> designed to be compatible with it that has a HH:MM:SS hardware clock,
> speak up, but all the other clocks I can think of maintain a single
> counter, and it's up to the OS to derive from it UT HH:MM:SS or local
> HH:MM:SS for use by humans.
>

The Sun SPARCstation IPC used an STMicroelectronics M48T02 chip (or
its equivalent predecessor) as its TOY clock. The data format is
YY:MM:DD d hh:mm:ss ['d' is the day of the week in the range 1-7].
I'd guess that other Sun models of that era used the same technology.

Paul




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