@ArduinoAndy, yes your pull-up/pull-down arrangements are correct.
@EmilyJane, the current is indeed limited, as documented here.
There is no direct access to I/O pins. The pads brought out topside are on the "protected" side of the circuitry.
@ArduinoAndy, yes your pull-up/pull-down arrangements are correct.
@EmilyJane, the current is indeed limited, as documented here.
There is no direct access to I/O pins. The pads brought out topside are on the "protected" side of the circuitry.