#include <Servo.h> 
 
Servo servo;
 
int pot = A0;

int servomotor = 3;
 
int valorpot;  
  
void setup(){
  
  servo.attach(servomotor);
  pinMode(pot, INPUT);
} 

void loop(){ 
  
  valorpot = analogRead(pot); 
  valorpot = map(valorpot, 0, 1023, 0, 180); 
  servo.write(valorpot); 

  delay(1); 

}