[sdiy] More Damn chip IDs.

Batz Goodfortune batzman at all-electric.com
Sun Aug 18 07:04:59 CEST 2002


Y-ellow Rainer 'n' all.


At 09:03 PM 8/17/02 +0200, Rainer Buchty wrote:
> > SCN2772 A    --> 40 pin DIL package
>
>Sure this one's not 2672? In that case it'd be a 40-pin "non-vga video
>controller" according to Partminer. 2772 is not in their database.

Err yeah. That's exactly what I meant. I'm surprised I let that one slip 
through to the keeper. SCN2672. Wasn't there an intel part number for a 
similar ilk video generator that ended in 72 as well? 8272?

> > SCN2670      --> 28 pin DIL package
>
>Character Generator

Yeah that sounds about right being of a similar part number. But the odd 
thing is that it's sitting way over the other side of the board just under 
this elusive CP3351. Of which yes, I could only find a 28 pin Philips 8051 
derivative micro listed.

The other thing that's very strange about this board is that there appears 
to be no obvious connection for a keyboard. I'm wondering if the 3351 is 
some kind of UART?

Partminer? You have to be a member of that and pay money don't you? I'm 
just wondering if you possibly found a data sheet for the two known chips?

Thanks in advance.

Be absolutely Icebox.

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