- https://www.arduino.cc/en/uploads/Tutorial/knob_bb.png
*/
+// Schema: https://lab.piffa.net/schemi/potenziometro_bb.png
+
#include <Servo.h>
Servo myservo; // create servo object to control a servo
-int potpin = 0; // analog pin used to connect the potentiometer
+const int potpin = A0; // analog pin used to connect the potentiometer
int val; // variable to read the value from the analog pin
void setup()