week12,HW10

int sensorPin = A0;    // select the input pin for the potentiometer
int ledPin = 13;      // select the pin for the LED
int sensorValue = 0;  // variable to store the value coming from the sensor
void setup() {
  Serial.begin(9600);
  pinMode(13, OUTPUT);
  pinMode(12, OUTPUT); 
  pinMode(11, OUTPUT); 
  pinMode(10, OUTPUT); 
  pinMode(9, OUTPUT); 
  pinMode(8, OUTPUT);
  pinMode(7, OUTPUT);   
}
void loop() {
  sensorValue = analogRead(sensorPin); 
  Serial.println(sensorValue); 
 
  for (int i=13; i>=7; i--) {
    digitalWrite(i, HIGH);
    delay(sensorValue/10);
  }
   for (int i=13; i>=7; i--) {
    digitalWrite(i, LOW);
    delay(sensorValue/10);
  }
//  digitalWrite(13, HIGH);
//  delay(100);
//  digitalWrite(12, HIGH);
//  delay(100);
//  digitalWrite(11, HIGH);
//  delay(100); 
//  digitalWrite(10, HIGH);
//  delay(100); 
//  digitalWrite(9, HIGH);
//  delay(100);
//  digitalWrite(8, HIGH);
//  delay(100);
//  digitalWrite(7, HIGH); 
}