[Coco] Drivewire question
Roger Taylor
operator at coco3.com
Thu Mar 26 00:45:32 EDT 2009
At 09:01 PM 3/25/2009, you wrote:
>On Wed, Mar 25, 2009 at 04:18:57PM -0700, Darren A wrote:
> > In the case of DriveWire, interrupts are not used for the serial data
> > transfers. All transactions are initiated at the request of the CoCo
> > and interrupts are masked during these transactions. Using the same
> > tecnique for a 6551 version of DriveWire would not require any
> > increase in bandwidth over the bus since the serial port I/O is not
> > interleaved with I/O to any other device during a transaction.
>
>Does that also apply to the OS-9 client? If so, wouldn't that rather
>hose multitasking?
>
>The fscking hi-res mouse adaptor is bad enough, and the halting floppy
>controller... :-(
>
>(:Hi Gene. Yes I know the serial mouse is the answer. But that
>wasn't the question. :-)
>
>I'm ordering the parts to convert a modem pak into an rs-232 pak.
>
>Willard
Willard, I have 400 1488's and 400 1489's... :) What'ya need?
--
Roger Taylor
http://www.wordofthedayonline.com
More information about the Coco
mailing list