Re: Looking for a VHDL forum or individual help

From: Mark McDougall <*msmcdoug_at_iinet.net.au*> Date: Tue, 24 Aug 2010 08:18:47 +1000 Message-ID: <4C72F3C7.9010000@iinet.net.au> · msmcdoug_at_iinet.net.au

On 24/08/2010 6:03 AM, "André Fachat" wrote:

> My assumption is that they detect the NMI level synchronously at, say
> phi2 going high or going low, and then detect the level change. Which is
> basically an edge trigger. Only that it is - technically - different from
> an edge trigger that triggers asynchronously directly on the NMI level
> change.

<http://www.6502.org/tutorials/interrupts.html#2.1>

Regards,

-- 
|              Mark McDougall                | "Electrical Engineers do it
|  <http://members.iinet.net.au/~msmcdoug>   |   with less resistance!"

       Message was sent through the cbm-hackers mailing list