Reference for Wiring version 0027+. If you have a previous version, use the reference included with your software. If you see any errors or have any comments, let us know.

Name

setup()

Examples
void setup() {
  pinMode(0, OUTPUT);
  Serial.begin(9600);
}

void loop() {
  Serial.print('.');
  delay(1000); 
}
Description Function called once when the program begins running. Used to define initial enviroment properties such as a pin mode (INPUT or OUTPUT), starting the serial port etc. before the loop() begins executing. Variables declared within setup() are not accessible within loop().
Syntax
void setup() {
  statements
}
Parameters
statements any valid statements
Returns None
Usage Application
Related loop()
Updated on September 16, 2010 09:16:51pm PDT

Creative Commons License