Re: Hardware emulation of 6509 using 6502?

I'd expect you'll need a daughter card anyway & you could probably do it 
all on there. No matter whether you use a 6502 or a 6510.

On 22/02/2018 16:01, Michał Pleban wrote:
> Hello!
>
> smf wrote:
>
>> You could fake SYNC by setting it every few clock cycles and then when
>> the refresh circuit tries to stop the CPU you can instead turn off the
>> clock. The registers will likely hold their contents long enough.
> Yes, you can do that, but wouldn't it require modifications to the
> motherboard itself?
>
> Regards,
> Michau.
>
>
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