/**
  Raspberry Pi Pico LED Bar Graph Binary Counter

  https://wokwi.com/arduino/projects/309828467927548481
  
  Copyright (C) 2021 Uri Shaked
*/

const int pins[] = { 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 };

const int joystickPin = 26; 

void setup() {
  for (int i = 0; i < 10; i++) {
    pinMode(pins[i], OUTPUT);
  }
}


void loop() {
  int joystickValue = analogRead(joystickPin);
  int displayValue = map(joystickValue, 0, 1023, 0, 9);

  displayBar(displayValue);
  delay(50);
}

void displayBar(int value) {
  for (int i = 0; i < 10; i++) {
    digitalWrite(pins[i], i <= value ? HIGH : LOW);
  }
}