Re: Hardware emulation of 6509 using 6502?

From: silverdr_at_wfmh.org.pl
Date: Wed, 15 Nov 2017 13:12:18 +0100
Message-Id: <BD15A14B-BC4C-42E5-BDBD-3796AF539A64@wfmh.org.pl>
> On 2017-11-15, at 12:44, silverdr@wfmh.org.pl wrote:
> 
> 
>> On 2017-11-15, at 12:23, didier derny <didier@aida.org> wrote:
>> 
>> not sure the 6502 from wdc sold by mouser are a direct remplacement of the 6502 used on our commodore...
>> 
>> I have a 6502 from wdc it never worked on any machine, apparently it needs an adapter for some signals...
> 
> AFAIR there are some pin differences with some extra signals and also GND.

http://wilsonminesco.com/NMOS-CMOSdif/

Sheds some light.

-- 
SD! - http://e4aws.silverdr.com/


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