AVR-Chat

On Sat, 19 Feb 2005 09:41:45 +1300, Eric <erichards@clear.net.nz> wrote:

> I'm confused Stefan
> why switch the rows from output to input & Columns from input to output?  
> it just sounds like a waste of
> software space for what it is worth.
> From Eric


Well, i thought it is needed?
How would i know which button is pressed, it could be any on this column?

OH... you mean i should change the state of the row lines and see which is  
causing the column line to go low... oh well, that seems easier allright...

thanks

ST