Re: Atari AVG 137179-001 chip operation info needed

Several other people have made replacements, too. Some are OOP and/or one-offs, but either way they may have some info.

Omar at http://www.cinematronics.org/avg.html
Mark at https://docs.google.com/spreadsheet/ccc?key=0An9ipbrJjkjhdDR4VDVpem9ua09mQXhWM0pmODZCUHc&hl=en#gid=0
James at http://www.jrok.com/index.html
Alex at http://www.elektronforge.com/parts.htm

-Douglas

On Nov 2, 2011, at 8:18 PM, litterbox99@mchsi.com wrote:

> I'm surprised Clay hasn't chimed in...
>
> I have two of his 13179-001 replacement PCB's
> in front of me (dated 12-2-99 serial # 5 & 6)
>
> I can post some scans of the board if needed.
>
> Todd
>
>
> ----- Original Message -----
> From: "Jess Askey" <jess@askey.org>
> To: vectorlist@vectorlist.org
> Sent: Wednesday, November 2, 2011 5:54:18 PM GMT -06:00 Central America
> Subject: Re: VECTOR: Atari AVG 137179-001 chip operation info needed
>
> The Tempest schematic has a good representation of it but I believe the
> IC has more RAM for a deeper stack. Here were the notes I made of the
> whole shebang back in the 90's with an update in 2004...
>
> http://gamearchive.askey.org/Video_Games/Stuff/text/avg.txt
>
> not sure if that helps at all either.
>
> jess
>
> On 11/2/2011 5:37 PM, William Boucher wrote:
>> Thanks for the link, I found the AVG.pdf file. Very interesting
>> information there. It mainly pertains to how the AVG instructions
>> relate to game operation. There's not much there with respect to how
>> the circuit itself actually works, but I still have to go over the
>> state machine drawing and the opcode listing. It appears that it had
>> several more than just 4 functions. Again, thanks for that, more than
>> likely very useful stuff.
>>
>>
>> William Boucher
>> http://www.biltronix.com
>>
>> ----- Original Message ----- From: "Tom McClintock" <tomm@bhpllc.com>
>> To: <vectorlist@vectorlist.org>
>> Sent: Wednesday, November 02, 2011 6:35 PM
>> Subject: Re: VECTOR: Atari AVG 137179-001 chip operation info needed
>>
>>
>>> Andy got them from the Ireland plant and posted them at some point.
>>> I've got them here:
>>>
>>> http://ionpool.net/arcade/atari_docs/atari_docs.html
>>>
>>>
>>>
>>> On 11/2/2011 4:29 PM, Pat Danis wrote:
>>>> There is a link (somewhere) that is in handwritten notes on how the AVG
>>>> works etc. I am not sure if that is in Jed's pages or elsewhere. It is
>>>> rather obscure and I am not sure if I have a copy on my computer or
>>>> not.
>>>> I shall see what I can find.
>>>>
>>>> Pat
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Received on Wed Nov 2 20:53:48 2011