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

randomSeed()

Examples
void setup()
{
  Serial.begin(57600);
  randomSeed(20);
}

void loop()
{
  int randNum = random(0, 500);
  Serial.println(randNum, 2);
  delay(500);
}
Description Sets the seed value for random(). By default, random() produces different results each time the program is run. Set the value parameter to a constant to return the same pseudo-random numbers each time the software is run.
Syntax
randomSeed(value);
Parameters
value int
Returns None
Usage Application
Related random()
Updated on September 16, 2010 09:16:47pm PDT

Creative Commons License