## page was renamed from Arduion/ScetchAsyncBlinkPin13Led
##master-page:HomepageReadWritePageTemplate
##master-date:Unknown-Date
#format wiki
#language en
= Blink LED Async =
 * Async - no delay
 * Call the routine '''blink()''' often in main loop, it will check i 1 second has passed and change led on pin '''ledPin'''
{{{
void blink() {
  static boolean blinkLed;
  static unsigned long Blinktime;
  const int ledPin = 13;
  const int delayMsec = 1000;
  pinMode(ledPin, OUTPUT);
  if ( millis() > Blinktime ) {
    if (blinkLed) { digitalWrite(ledPin, HIGH); }
    else { digitalWrite(ledPin, LOW); }
    blinkLed = !blinkLed;
    Blinktime = millis() + delayMsec;
    Serial.println();
    Serial.print("Blink.");Serial.print(blinkLed);
    Serial.println();
  }; 
}
}}}
...
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CategoryElectronics