#include <LiquidCrystal_I2C.h>
#include <Servo.h>

LiquidCrystal_I2C lcd(0x027, 20,4);
Servo servo;

int leds[] ={-1,13,12,8,7,4};

int value=0;

int pot1=A0;
int pot2=A1;

int rgb_red=11;
int rgb_green =10;
int rgb_blue = 9;

void setup() {
  // put your setup code here, to run once:
  lcd.begin(20,4);
  lcd.backlight();
  lcd.setCursor(0,0);

  for(int x=1; x<6; x++){
    pinMode(leds[x], OUTPUT);
  }

  servo.attach(3);
  servo.write(0);

  pinMode(rgb_red, OUTPUT);
  pinMode(rgb_green, OUTPUT);
  pinMode(rgb_blue, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
   value = map(analogRead(pot1), 0,1023,1,6);
   
    for(int x=1; x<6; x++){
      if(x<value){
        digitalWrite(leds[x], HIGH);
      }
      else{
        digitalWrite(leds[x], LOW);
      }
    }
  

    servo.write(map(value, 1,6,0,180));
  
    analogWrite(rgb_red,map(value, 1,6,0,255) );


    lcd.setCursor(0,0);
    lcd.print("pot: ");
    lcd.print(analogRead(pot1));
    lcd.print("     ");

    lcd.setCursor(0,1);
    lcd.print("value: ");
    lcd.print(map(analogRead(pot1), 0,1023,0,5));
    lcd.print("     ");

    lcd.setCursor(0,2);
    lcd.print("angle: ");
    lcd.print(map(value, 1,6,0,180));
    lcd.print("     ");

    lcd.setCursor(0,3);
    lcd.print("red: ");
    lcd.print(map(value, 1,6,0,255));
    lcd.print("     ");

   }