/*
 Controlling a servo position using a potentiometer (variable resistor)
 by Michal Rinott <http://people.interaction-ivrea.it/m.rinott>

 modified on 8 Nov 2013
 by Scott Fitzgerald
 http://www.arduino.cc/en/Tutorial/Knob
*/

#include <Servo.h>

Servo myservo1;
Servo myservo2;
  // create servo object to control a servo

int potpinA0 = 0; 
int potpinA4 = 4;
 // analog pin used to connect the potentiometer

int val0; 
int val4;   
// variable to read the value from the analog pin

void setup() {
  myservo1.attach(9);
  myservo2.attach(10); 
  }


  
void stepexam () {
  
  val4=analogRead(potpinA4);
  val4=map(val4,0,1023,0,180);
  myservo1.write(val4);

  val0 = analogRead (potpinA0) ;
  val0 = map (val0, 0, 1023, 0, 180);
  myservo2.write (val0);
  delay (15);
}


void loop() {
 stepexam();   }         
  
  
/*void stepexam () {
val = analogRead (potpin);
val = map (val, 0, 1023, 0, 180);
myservo.write (val);
delay (15);} */