Re: [stella] LXA illegal opcode?

Subject: Re: [stella] LXA illegal opcode?
From: "Thomas Jentzsch" <tjentzsch@xxxxxx>
Date: Tue, 27 Jan 2004 11:25:45 +0100
David Wyn Davies wrote:
> It actually seems to be a standard part of the 6502 family, like the 6507.
> It was in a Rockwell manual I was lent a little while ago.

According to this source (
the 6510 was only used for:
- Acorn Atom
- Commodore 64
- Commodore DX-64
- Commodore SX-64

Another source says there is "a slight variation of the unofficial op-codes".

Still, we need more tests on real hardware (esp. 7800 and Gemini) to be sure.


Erdbeben im Iran: Zehntausende Kinder brauchen Hilfe. UNICEF hilft den
Kindern - helfen Sie mit!

Archives (includes files) at
Unsub & more at

Current Thread