Re: 6502 illegal opcodes

From: Gerrit Heitsch <>
Date: Wed, 09 Nov 2011 19:09:53 +0100
Message-ID: <>
On 11/09/2011 07:00 PM, Bil Herd wrote:
> We used to talk about  a "catch fire and burn" opcode in the CMOS version,
> but details remain fuzzy after so many years.

I thought the 6502 in CMOS no longer had illegal opcodes since they 
redefined all of them to NOP or had a few new opcodes.


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