digiana.ino

#define LED1 6
#define LED2 10

int brightness[] = {0,10,20,30,40,50,60,70,80,90,100};

void setup(){
  pinMode(LED1,OUTPUT);
	pinMode(LED2,OUTPUT);
}

void loop(){
	for(int i = 0; i<11; i++){
		int br = brightness[i]*255/100;
		analogWrite(LED1,br);
		analogWrite(LED2,255-br);
		delay(50);
	}
	for(int i = 10;i>-1;i--){
		int br = brightness[i];
		analogWrite(LED1,br);
		analogWrite(LED2,255-br);
		delay(100);
	}
}