Re: Hardware emulation of 6509 using 6502?

From: Michał Pleban <*lists_at_michau.name*> Date: Thu, 22 Feb 2018 12:55:16 +0100 Message-ID: <5A8EAFA4.3070700@michau.name> · lists_at_michau.name

Hello!

didier derny wrote:

> if AEC is tied to VCC I wonder if it is possible to "plug" a 6502 and
> force P0..P3 to access only the main page and test the machine
> (obvisouly a custom rom would be needed to test the functionalities)

If you use a custom ROM then sure.

I think it would even boot with the normal ROM, the only things that
would fail would be the memory test (so no memory for BASIC) and
function key assignments.

Regards,
Michau.

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