On Wed, Nov 5, 2014 at 8:56 AM, David Gálvez <[email protected]> wrote:
> Do you know about the Falcon's disturbance in the SDMA clock signal
> hardware problem?
> Most Falcons, specially those used in music studios, have a hardware
> patch to fix this, it's normally called SCSI patch.
>
> Some more info:
>
> http://didierm.pagesperso-orange.fr/doc/eng/c_0a.htm
So this adds additional buffering to the clock.
Note that input pins 3 and 5 of the 74HC04 are left floating!
I recommend tying them to either GND (pin 7) or VCC (pin 14), to avoid
them picking up high-frequency signals and consuming power.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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