[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Smartport driver for superdrive?



In article <199611050037241159120@dempson.actrix.gen.nz>,
David Empson <dempson@actrix.gen.nz> wrote:

>> I would hope it works faster since it has its own 65C02 and 14 MHz oscillator
>
>The 14 MHz oscillator doesn't mean much - that is just needed because
>the 14M signal is not available on the slot bus, and the SWIM chip needs
>a 14 MHz clock to be able to access high density disks.  The clock is
>probably divided down to about 2 MHz for the on-card processor.  They
>might be running it at 4 MHz to make things easier.

Yep I read that the SWIM has to run at 14 MHz so that's why the oscillator
is there. Wonder how it works in an 8 MHz SE, I don't think you swap any
oscillator to upgrade an old one.
-- 
Randy Shackelford                                 
shack@frii.com