[Coco] Drivewire 3 issues

[Boisy Pitre]

Christian,

Bien bon!

Did this also fix your keyboard issue in NitrOS-9?

Regards,
Boisy G. Pitre
--
Tee-Boy
Mobile: 337.781.3570
Email: boisy at tee-boy.com
Web: http://www.tee-boy.com

On Apr 2, 2009, at 1:05 PM, Christian Lesage wrote:

> Boisy Pitre wrote:
>> On Apr 2, 2009, at 12:32 PM, Christian Lesage wrote:
>>
>>> I don't use a disk controller. I removed the ROM from a "Shanghai"  
>>> ROM Pak and replaced it with a 27C256. Since A14 (pin 27)  is held  
>>> high in the ROM Pak, I offset the code by $4000 (i.e. it starts at  
>>> $4000 instead of $0000). So out of 32kb, only 16kb are usable. I  
>>> now realize that there's probably  a mechanism that allows the  
>>> CoCo to check the ROM Pak size (8kb or 16kb). That's probably  
>>> where my problems come from. The CoCo sees a 16kb ROM Pak while it  
>>> should be an 8kb one, as if using a disk controller. So I guess I  
>>> have to modify the ROM Pak, but how? It's been so long since I  
>>> last played with CoCo hardware.
>>
>> Christian,
>>
>> I think your problem is that you haven't cut pin 8 on the  
>> cartridge, and this is causing the program to auto start.  Try  
>> cutting pin 8 on the cartridge and see if that helps.
>
> Problem solved!
>
> Merci!
>
> Christian
>
>
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