speed_led_running.ino

int ledPin;
int timeDelay;
int ledup = {6,7,8,9,10,11,12,13,12,11,10,9,8,7,6};

void setup() {
  for (ledPin = 0;ledPin<=8;ledPin++) { 
    pinMode( ledup[ledPin], OUTPUT);
  } 
}

void loop() {
 for (ledPin = 0;ledPin<=14;ledPin++) {
   int timeDelay = analogRead(A3); 
   blinky( ledup[ledPin] , timeDelay);
 }
 
}

void blinky( int pin ,int wait_time) {
  digitalWrite( pin, HIGH);
  delay( wait_time );
  digitalWrite( pin, LOW);
  //delay( wait_time );
}