Date: 2001-04-26 11:04:12

>> "pull high" which can lead to a bus contention.

>Unless a clever programmer sets the outputs to '0' and uses the DDR to
>toggle the lines ;)  THis would give you your pull and let go feature.  The
>only thing you need beyond this is a pull-up resistor on each line.

Very clever indeed, I never thought of this possibility :)


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