//2-9 LED //10-12 COLOR int red=10; int green=11; int blue=12; void setup() { int i; for(i=2;i<=12;i++) { pinMode(i,OUTPUT); digitalWrite(i,HIGH); } } void loop() { run_color(LOW, HIGH, HIGH); //red run_color(HIGH, LOW, HIGH); //green run_color(HIGH, HIGH, LOW); //blue } void run_color(int r, int g, int b) { digitalWrite(red,r); digitalWrite(green,g); digitalWrite(blue,b); int i; for(i=2;i<=9;i++) { digitalWrite(i,LOW); delay(100); digitalWrite(i,HIGH); delay(100); } }