#include <Servo.h>
 Servo myservo;  
 
 int potpin = A0;
 int servoPin = 3; 
 int VCC2 = 8;
 int val;    
 
 #include <Wire.h> 
 #include <LiquidCrystal_I2C.h>
 
 LiquidCrystal_I2C lcd(0x27, 16, 2);
 int VCC3 = 4;
 int degPos;
 
 void setup() {
   Serial.begin(9600);         
   myservo.attach(servoPin);  
 
   pinMode(VCC2, OUTPUT);
   digitalWrite(VCC2, HIGH);
 
   pinMode(VCC3, OUTPUT);
   digitalWrite(VCC3, HIGH);

   lcd.begin(16,2);
   lcd.backlight();    
 }
 
 void loop() {
   
   val = analogRead(potpin)/5;           
   val = map(val, 0, 1023/5, 0, 180);     
   myservo.write(val);                  
   Serial.print(val);
   Serial.println();
 
   lcd.clear();
   lcd.setCursor (0,1); 
   lcd.print("Angle:");  
   lcd.setCursor (7,1); 
   lcd.print(val);
 
   if(val > 99) {
     degPos = 10;
   } else if(val > 9) {
     degPos = 9;
   } else {
     degPos = 8;
   }
   lcd.setCursor (degPos,1);  
   lcd.print((char)223);
     
   delay(500);                          
 }