Re: 6809 / 6702 puzzle

Date: Sun, 08 Apr 2012 21:48:46 +0200
Message-ID: <6889096.288841333914526908.JavaMail.www@wwinf3718>

> ...STOP
> So it seems that there is some very subtle bug in the 6809 emulator
> you're using (since so many other things work fine for you).
> I have wondered if there is some instruction set validator somewhere,
> since we have been restructuring a lot in the emulator I started with
> and it would be nice to be able to check it doesn't break.

Glad you've got your FORTRAN going now...

Ah! So it looks like there are bug(s) in the 6809 emulator. There are a few other things that don't work as well - which I am attributing 
to the same issue. Perhaps I ought to upgrade to what you are using?

I was looking for a 6809 CPU validation program today - but no luck so far.

I have just downloaded what looks to be a more 'stable' 6809 emulator - I might try that instead of sim6809 which I am using at the 


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Received on 2012-04-08 20:00:34

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