/*
 *  Matthew Park
 *  Servo Motor, function map, constrain, Learn to use libraries
 *
 *  When you use a library, must INCLUDE the library.
 */

#include <Servo.h>

Servo servito;
const int PinPot=A0;
const int PinLed=2;
int Value;
int Angle;
int Min = 1000;
int Max = 0;




void setup() {
  // put your setup code here, to run once:
  pinMode(PinPot, INPUT);
  servito.attach(9);
  Serial.begin(9600);
  calibrate();
}

void calibrate()
{
  digitalWrite(PinLed, HIGH);
  delay(50);
  digitalWrite(PinLed,LOW);
  unsigned long intTime=millis();
  while (millis()-intTime <=5000)

  analogRead(PinPot);
  if( Value < Min)
  {
    Min = Value;
  }
  if( Value > Max)
  {
    Max=Value;
  }
  }
void loop() {
  // put your main code here, to run repeatedly:
  Value = analogRead(PinPot);
  Angle = map(Value, Min,Max,0,180);
  Angle = constrain(Angle, 0, 180);
  servito.write(Angle);
}