Super BLN Control

/*

*/
const int LED=9;
int i=0;
void setup() {
    pinMode(LED,OUTPUT);
}

void loop() {
    for(i=0;i<255;i+1)
    {
      analogWrite(LED,i);
      delay(10);
    }
    for(i=255;i>0;i-1)
    {
      analogWrite(LED,i);
      delay(10);
    }
}