Re: trying to identify a rom...

From: didier derny <didier_at_aida.org>
Date: Thu, 18 May 2017 20:56:09 +0200
Message-ID: <9bd5f797-4460-145b-e272-0422ef6b02eb@aida.org>
there are no other marking on the top

on the bottom there is a number: 41203  made with some ink

I know roughly what is in this eprom but I'm not sure about the machine 
nor the rom type

its a basic extension  but never seen this version 2.0 is probably the 
version of the basic with which it was used


On 17/05/2017 22:21, Francesco Messineo wrote:
> On Wed, May 17, 2017 at 10:16 PM, didier derny <didier@aida.org> wrote:
>> I'm trying to identifiy an eprom type to try to read it
>>
>> the rom is made by mos technology
>>
>> 24 pin
>>
>> datecode: 3680   (the 4000/8000 were not  sold at this time ?)
>>
>> label:  Edex 2.0
>>
>>
>> my wild guess is to say it was for the commodore 3000  not found the
>> schematics I guess it's equivalent to 2001N
>>
>> on the schematics  I found rom  6332  any datasheet any where ?
>>
>> what differences between a 2332 and a 6332  ?
>
> I've never heard about 6332. 2332 is the classic 4k ROM, pin
> compatible with 2532 EPROM type (NOT 2732).
> Is there anything else under the label? There must be a part number too.
>
> Regards
> Frank IZ8DWF
>
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Received on 2017-05-18 20:00:02

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