Or even, to be fancier:
void displaySomething (Stream & whichPort)
{
whichPort.println ("Hello world.");
}
void setup ()
{
Serial.begin (115200);
displaySomething (Serial);
} // end of setup
void loop () { }
Or even, to be fancier:
void displaySomething (Stream & whichPort)
{
whichPort.println ("Hello world.");
}
void setup ()
{
Serial.begin (115200);
displaySomething (Serial);
} // end of setup
void loop () { }