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/*
Arduino Starter Kit example
Project 5 - Servo Mood Indicator
This sketch is written to accompany Project 5 in the
Arduino Starter Kit
Parts required:
servo motor
10 kilohm potentiometer
2 100 uF electrolytic capacitors
Created 13 September 2012
by Scott Fitzgerald
http://arduino.cc/starterKit
This example code is part of the public domain
*/
// include the servo library
#include <Servo.h>
Servo myServo; // create a servo object
int const potPin = A0; // analog pin used to connect the potentiometer
int potVal; // variable to read the value from the analog pin
int angle; // variable to hold the angle for the servo motor
void setup() {
myServo.attach(9); // attaches the servo on pin 9 to the servo object
Serial.begin(9600); // open a serial connection to your computer
}
void loop() {
potVal = analogRead(potPin); // read the value of the potentiometer
// print out the value to the serial monitor
Serial.print("potVal: ");
Serial.print(potVal);
// scale the numbers from the pot
angle = map(potVal, 0, 1023, 0, 179);
// print out the angle for the servo motor
Serial.print(", angle: ");
Serial.println(angle);
// set the servo position
myServo.write(angle);
// wait for the servo to get there
delay(15);
}
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