[Coco] [Color Computer] CoCo Key Press routine
psycho at hughes.net
Sun Feb 15 19:29:14 EST 2009
Take a peek in Color Basic Unravelled... You can check out the keyboard
routine - it is at 0xA1C1...
> Hi All,
> Can someone tell me how to read a key from the keyboard on a Coco in
> 6809 assembly language, without using ROM routines? I know I can call a
> routine at $ADFB and it will wait for a keypress. How can I do the same
> exact thing without calling a ROM routine? I know it has something to
> do with scanning the PIA input lines. Any help would be appreciated!
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