On Mon, Jun 09, 2008 at 01:36:29PM -0400, Joseph Smith wrote: > >> >> 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. > > > > The formula is: t=1/f > > > > If f=1000000, each cycle is 1/1000000 seconds, or 1 microsecond. > > If f=166000000, each cycle is 1/166000000 seconds, or 1/166 us = 6 ns > > Ok, let me get this straight. So in my case the memory is PC133 > which is 133 MHz. So each clock cycle is 1/133 us? And, to delay for > 3 clocks would be 3/133 us = 22 ns?
Yes sir, that's correct! //Peter -- coreboot mailing list [email protected] http://www.coreboot.org/mailman/listinfo/coreboot
