need to know if I can power an Arduino Mega by supplying regulated 5vdc to the pin on the mega marked 5vdc?
Yes.
Either put it in the +5V pin, or plug it in using a USB charger or special USB lead supplying 5V & ground only.
need to know if I can power an Arduino Mega by supplying regulated 5vdc to the pin on the mega marked 5vdc?
Yes.
Either put it in the +5V pin, or plug it in using a USB charger or special USB lead supplying 5V & ground only.