In theory, this function determines whether the output of the print() functions goes to the serial port or an LCD. Since, however, there is currently no LCD support in Arduino, this function does nothing and the print() functions always send their output to the serial port.
mode: SERIAL or DISPLAY
None
The text of the Arduino reference is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.