[Coladam] Colecovision R57

Geoff Oltmans oltmansg at bellsouth.net
Thu Aug 18 08:12:05 EDT 2005


Richard F. Drushel, Ph.D. wrote:
> [Guy Foster] spake unto the ether:
> 
> 
>>I disassembled it tonight, took a picture, and dumped
>>images of the EPROMS.
> 
> 
> 	I got the EPROM dumps, thanks.  From the photo, of great interest,
> both the tape and master 6801s are actually 68701s, the reprogrammable
> EPROM version!  I can seen the little round quartz windows underneath the
> stickers...and the expensive gold-plated pins.  Also very interesting to
> see the EOS ROM labelled "EOS 6"...which is what the ADAM Technical Manual
> says the latest field version was, though they left the internal REV_NUM
> byte at 5 "for compatibility with previous versions" or somesuch.  I would
> also be interested to see a photo of the left side of the bottom board, since
> that is where all the board revision numbers/dates and QC stickers are.
> 
> 	*Dr. D.*
> 

I wonder if the 68701s are protected or not... might be nice to be able 
to get the code off of those as well.



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