Turntable for Presentation

1/* NICHSEN "DREHTELLER"
2 * 
3 * 06-2019
4 */
5
6#include  <Servo.h>
7
8Servo myservo;  // create servo object to control a servo
9
10int  potpin = A7;  // analog pin used to connect the potentiometer
11int val;    //  variable to read the value from the analog pin
12
13void setup() {
14  Serial.begin(9600);  //Debuging
15  myservo.attach(3);  // attaches the servo on pin 9 to the servo  object
16}
17
18void loop() {
19  val = analogRead(potpin);            // reads  the value of the potentiometer (value between 0 and 1023)
20  
21  val = map(val,  0, 1023, 84 , 130);     // scale it to use it with the servo in my case Servo stops  at 84 and max speed shall be 130 !
22  Serial.println(val);                   //Debug  info
23  myservo.write(val);                  // sets the servo position according  to the scaled value
24  delay(15);                           // waits for the servo  to get there
25}