[Coco] PIA keyboard input?

tim lindner tlindner at ix.netcom.com
Sun Dec 7 17:34:01 EST 2003


James Dessart <dessart at istop.com> wrote:

> On 7-Dec-03, at 5:09 PM, Robert Gault wrote:
> 
> > Whether you ROL/ROR or ST depends on whether you want to detect one
> > specific key or any possible key press combination. Clearly if you 
> > want any key you must test all possible column/row combinations.
> 
> Well, what I wanted to do was to store a value into the PIA register,
> through a loop.  I'm doing this in C, and to do a ROL you need to write
> inline assembly.

Have you considered adding bit rolling to your port of gcc?

BTW: you can ignore this, sometimes I get the craziest ideas! :)

-- 
tim lindner
tlindner at ix.netcom.com                                            Bright



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