int redPin = 7; int greenPin = 9; int bluePin = 11; void setup() { // put your setup code here, to run once: pinMode(redPin,OUTPUT); pinMode(greenPin,OUTPUT); pinMode(bluePin,OUTPUT); } void setcolor(int red,int green,int blue) { if(red == true) { digitalWrite (redPin,HIGH); delay(1000); } else { digitalWrite(redPin,LOW); } if(green == true) { digitalWrite(greenPin,HIGH); delay(1000); } else { digitalWrite(greenPin,LOW); } if(blue == true) { digitalWrite(bluePin,HIGH); delay(1000); } else { digitalWrite(bluePin,LOW); } } void loop() { // put your main code here, to run repeatedly: while(1) { setcolor(true,false,false); setcolor(true,true,false); setcolor(false,false,false); setcolor(true,true,true); setcolor(false,true,true); setcolor(false,true,false); setcolor(false,false,false); } }