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- /*
- Controlling a servo position using a potentiometer (variable resistor)
- modified on 8 Nov 2013
- */
- #include <Servo.h>
- Servo myservo; // create servo object to control a servo
- int potpin = 0; // analog pin used to connect the potentiometer
- int val; // variable to read the value from the analog pin
- void setup() {
- myservo.attach(9); // attaches the servo on pin 9 to the servo object
- }
- void loop() {
- val = analogRead(potpin); // reads the value of the potentiometer (value between 0 and 1023)
- val = map(val, 0, 1023, 0, 180); // scale it to use it with the servo (value between 0 and 180)
- myservo.write(val); // sets the servo position according to the scaled value
- delay(15); // waits for the servo to get there
- }
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