[Coco] plans for 2 parport paks

[Tim Fadden]

use ftp://    instead of http://

On 10/29/2014 8:29 AM, Zippster wrote:
> I can’t access the links for the second one.  I get a “You don’t have permission…” error.
>
> I'm thinking if we do do a parallel interface, it should a bi-directional one based on a PIA or VIA.
> OS9 drivers seem like a plus.  Maybe the 6821 based one would be the way to go.
>
> - Ed
>
>
>> On Oct 28, 2014, at 9:31 PM, Willard Goosey <goosey at virgo.sdc.org> wrote:
>>
>> I've built neither of these....
>>
>> 6522 based :
>> Micro Magazine vol. 49, jun
>> 1982. http://micro.applearchives.com
>> If there's a star in _Micro_ beyond the 6502 & 6809, it's the 6522
>> VIA. Trivial to wire up to the CoCo, but it does use a full 16 bytes
>> of I/O space.
>>
>>
>> 6821 based:
>> www.rtsi.com/OS9/OS9_6X09/SYSMODS/PPia.lzh
>> www.rtsi.com/OS9/OS9_6X09/SYSMODS/ParallelPort_2_2.lzh
>> Includes OS-9 drivers! The longer filename has updated drivers, the
>> short one has the schematics for the hardware.
>>
>> Willard
>> -- 
>> Willard Goosey  goosey at sdc.org
>> Socorro, New Mexico, USA
>> I search my heart and find Cimmeria, land of Darkness and the Night.
>>   -- R.E. Howard
>>
>> -- 
>> Coco mailing list
>> Coco at maltedmedia.com
>> https://pairlist5.pair.net/mailman/listinfo/coco
>


-- 
Tim Fadden
"Hey Schmidt, don't forget about the six P's.
Proper Preparation Prevents Piss-Poor Performance!"