[Coco] [Color Computer] 16550

Boisy G. Pitre boisy at boisypitre.com
Mon Apr 18 19:37:40 EDT 2005


George,

The 16550 and 6551 are not compatible in terms of register layout and 
programming.  A new driver would need to be written to work with the 
16550.  Two such compatible ports will be on the SuperBoard, and I will 
be doing the driver work for them.

Boisy

On Apr 18, 2005, at 6:05 PM, George Ramsower wrote:

> It's my understanding that the 6551 has a problem with losing a byte 
> during
> the CTS change.. or something like that.
> I have always had problems transferring stuff between my Intel boxes 
> and the
> cocos. However, I've never experienced problems when using two cocos 
> (using
> the 6551).
> Hmm... I wonder.
>
> The 16550 chip.. is it software compatible with the 6551?
> If not, is there a driver and a device descriptor (OS9 of course) for 
> the
> 16550?
> Can the Device Descriptor be altered to reflect the hardware address 
> of the
> chip?
>
>  Where can I find this info?
>
>
> Thanks,
>
> George
>
>
>
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>
>
> <George R Ramsower.vcf>
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Boisy G. Pitre
E-Mail: boisy at boisypitre.com
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