FishFeeder.ino

#include <Servo.h>

Servo myservo;  // create servo object to control a servo
// twelve servo objects can be created on most boards

int pos = 0;    // variable to store the servo position
int times = 5;
int seconds = 0;
int thresholdSeconds = 21600; // Every 6 Hours

void setup() {
  myservo.attach(9);  // attaches the servo on pin 9 to the servo object
}

void loop() {
   if(seconds == 0) {
      rotate();
   } else if (seconds >= thresholdSeconds) {
      seconds = 0;
      return;
   }
   seconds++;
   delay(1000);
}

void rotate() {
  for(int i = 0;i<times;i++) {
    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 >= 0; 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
    }
  }
}