VECTORLIST - The Mailing List For The Technical Discussion of Vector-Based Arcade Games

July_1999
Re: 6808 <-> 6800 (off topic)

From: Rodger Boots ( )
Date: Thu Jul 15 1999 - 15:57:29 CDT

Look at
 http://www.employees.org/~dsavage/robots/Hero1/Hero1_Numonics.html

Jess Askey wrote:

> Does anyone here know if the 6808 had additional instructions over the 6800. I know that
> the 6809 covers both of them but I can't find any datasheets for the 6808/02. Im afraid to
> use the CPU reference cards by Jon Bowen since they tend to miss some instructions. I
> heard rumors of a bug in the MAME 6808 driver and Im having problems verifying all the
> opcodes.
> thanks, jess

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