[Coco] 68764/68766 EPROMs

Daniel Campos daniel.campus at gmail.com
Mon Sep 21 18:33:43 EDT 2015


Modern programmers doesn't like them, but for that you can make an 
adapter to the programmer see them as 2764.
In my case I have a Intronics pocket programmer that read/writes on these.

Daniel

Em 21/09/2015 19:27, Zippster escreveu:
> Oh, that’s easier.  :)
>
> Group buy?
>
> I wonder if modern programmers will handle these…
>
> - Ed
>
>
>> On Sep 21, 2015, at 5:23 PM, Daniel Campos <daniel.campus at gmail.com> wrote:
>>
>> Bought several from UTSource.
>>
>> http://www.utsource.net/ic-datasheet/MCM68766C35EID-222568.html
>>
>> Those saved my day several times, one time to replace the dying ROMs of my Color64 and also to replace 4x 2532s on a Colour Genie.
>>
>> https://picasaweb.google.com/109345699838454178536/ColourGenie
>>
>> Daniel
>>
>> Em 21/09/2015 19:08, Arthur Flexser escreveu:
>>> These EPROMs have gotten quite hard to find.  Either of those deals seems
>>> like a reasonable cost to me, and the 10 for $50 one sounds like a steal,
>>> if they turn out to be usable in a CoCo and reliable at 2 MHz.   (I imagine
>>> you could find others here interested in buying the excess.)  I'm not
>>> certain if the 68764 (as opposed to the 68766) is fast enough--has anyone
>>> here tried one of these in a CoCo?
>>>
>>> Art
>>>
>>> On Mon, Sep 21, 2015 at 5:41 PM, Ron <ron at kdomain.org> wrote:
>>>
>>>> Hello everyone,
>>>>
>>>> I'm looking for a place to purchase a couple 68764/68766 EPROMs.  I only
>>>> found 2 listings on eBay, but the the cost for one of them was $18.
>>>> Another listing was for 10 of them at $50.
>>>>
>>>> If anyone has a source for these at a reasonable cost, please let me know.
>>>>
>>>> Thank you!
>>>>
>>>> -Ron
>>>>
>>>>
>>>>
>>>>
>>>> **
>>>>
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>>>>
>>
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