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+// Sweep
+// by BARRAGAN <http://barraganstudio.com>
+// This example code is in the public domain.
+
+
+#include <Servo.h>
+
+Servo myservo; // create servo object to control a servo
+ // a maximum of eight servo objects can be created
+
+int pos = 0; // variable to store the servo position
+
+void setup()
+{
+ myservo.attach(9); // attaches the servo on pin 9 to the servo object
+}
+
+
+void loop()
+{
+ for(pos = 0; pos < 180; pos += 1) // goes from 0 degrees to 180 degrees
+ { // in steps of 1 degree
+ myservo.write(pos); // tell servo to go to position in variable 'pos'
+ delay(15); // waits 15ms for the servo to reach the position
+ }
+ for(pos = 180; pos>=1; pos-=1) // goes from 180 degrees to 0 degrees
+ {
+ myservo.write(pos); // tell servo to go to position in variable 'pos'
+ delay(15); // waits 15ms for the servo to reach the position
+ }
+}