Reference for Wiring version 0024+. 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 November 01, 2009 12:58:04pm PST

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