ajit1992
Newbie level 2
All i know is that Port 0 has open drain output drivers so the pull-ups must be provided externally.
Ports 1, 2, and 3 have built in internal pull-ups.
But my question is why only 10k ohm resistors are to be used why not some other value?
Ports 1, 2, and 3 have built in internal pull-ups.
But my question is why only 10k ohm resistors are to be used why not some other value?