[coreboot] Memory clock cycles -> microseconds (us)

Joseph Smith joe at settoplinux.org
Mon Jun 9 19:06:08 CEST 2008




On Mon, 9 Jun 2008 09:53:02 -0600, "Myles Watson" <mylesgw at gmail.com>
wrote:
>> Hello,
>> Does anyone know the mathematical formula for converting memory clock
>> cycles
>> into microseconds (us)??
> 
> 1 MHz means 1 million clock cycles per second, so 1 clock cycle per
> microsecond.
> 
> 166 MHz -> 166 clock cycles per microsecond.
> 
Thanks Myles:-)
I didn't realize it was that easy.
So, for example if a memory initialization datasheet says you should delay
for 3 clocks than that means 3us, correct?

-- 
Thanks,
Joseph Smith
Set-Top-Linux
www.settoplinux.org





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