[Coco] Reading keyboard input without basic

Zippster zippster278 at gmail.com
Tue Feb 9 09:04:50 EST 2016


On a CoCo1/2 you can use the PIA to check keyboard status directly,
or use the built in ROM routine (via assembly).

<http://geneslinuxbox.net:6309/gene/toolshed/casm/HTMLHelp/coco_keybd.htm <http://geneslinuxbox.net:6309/gene/toolshed/casm/HTMLHelp/coco_keybd.htm>>

- Ed


> On Feb 9, 2016, at 7:45 AM, Robert Gault <robert.gault at att.net> wrote:
> 
> Jason M wrote:
>> Does the keyboard generate an interrupt ?
>> 
> 
> Only on a Coco3 and only if you tell it to use one via $FF90, $FF92, and $FF93.
> 
> Robert
> 
> 
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