[Coco] Coco 1 & 2 differences

[Bruce W. Calkins]

Then, unless someone rewired it for the T1 version of the 6847, it will have 
the basic original version.  It is highly unlikely that you have the newer 
VDG.

Bruce W.

====================

----- Original Message ----- 
From: "Bill Pierce"

>
> Bruce, this is not "B" suffix Coco 2. It's a grey Coco 1 cat 26-3003A 64k 
> with ECB 1.0
> It's the one they made just before the one with the same motherboard but 
> the white case and melted keys
>
> Bill Pierce
>
> -----Original Message-----
> From: Bruce W. Calkins <
>
>
> Only the few "B" suffix CoCo 2s had an "upgraded" VDG chip.  Most of the
> CoCo 2s had soldered in chips, but the non "B" suffix CoCo 2 VDGs used the
> same specification VDG as the CoCo 1 VDG.
>
> Bruce W.
>
> ========================
>
> ----- Original Message ----- 
> From: "Bill Pierce"
>
>>
>> Hi,
>> Are there any differences in the VDG chip in the Coco 1 & 2?
>>
>> Thanks
>>
>> Bill Pierce