Framework (A-Z)

Reference for Wiring version 1.0 Build 0100+ If you have a previous version, use the reference included with your software. If see any errors or have any comments, let us know.

Name

setup()
Examples 
void setup() {
  pinMode(8, 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 July 07, 2011 11:08:58pm PDT

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