[code]// pin 5 on the chip![br]int blinkPin = 0;[br][br]void setup()[br]{[br] pinMode(blinkPin, OUTPUT);[br]}[br][br]void loop()[br]{[br] digitalWrite(blinkPin, HIGH);[br] delay(500);[br] digitalWrite(blinkPin, LOW);[br] delay(500);[br]}[br][/code]