[Coco] [Color Computer] Question about the CAT 26-3129 disk controller cart

Black Wolfe blackwolfe@charter.net [ColorComputer] ColorComputer at yahoogroups.com
Mon Aug 31 22:06:06 EDT 2015


Disk Basic requires Extended Basic to be present.
Bruce W.
===============


On 08/31/2015 08:13 PM, waltermi at rogers.com [ColorComputer] wrote:
>
>
> I purchased a disk drive FD 500 and 26-3129 controller. I was able to 
> test them at VCFMW and they both worked great (thanks again guys).  I 
> brought them home. Then I unpacked my recent eBay purchase and set it 
> up. It powered up and all keys work.  ( a COCO 2 ) with 16 k ram 
> (expandable to 64 with 2 64x4 ram chips)  version  1.3 basic in the 
> standard 8 k rom (but switchable to 16k because the rom socket on the 
> motherboard is 28 pin).
>
> I plugged in the controller and the boot message at the top of the 
> screen did not indicate disk basic like it did when we tested it at 
> the show.    I cleaned the contacts on the cartridge port and cleaned 
> the contacts on the cartridge but no luck.
>
> I think I remember Neil saying I would need extended basic roms before 
> the disk basic would work.  Can anyone confirm this?   I was going to 
> burn a 16 k 27128 this evening as soon as I find the file and then 
> change the jumper setting on the board to 128k.
>
> The testing was all done with COCO 3's at the show, mine is a COCO 2 
> with 16k ram and 8k rom.  I am hoping to get a COCO3 soon.  I know 
> this cart does not require 12 volts as it worked fine in the COCO 3.
>
> Unfortunately I don't have another cart or game cart to test with to 
> verify its not the COCO 2 with basic 1.3.
>
> Help?  :0)
>
>
> Do i need extended basic 1.1 in order to use the disk cart?
>
>
>
>
> 



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