Self feeding mechanism for feeding fish.

Feeduino.ino

// Feeduino - Automatic Fish Feeder
// (c) Michael Braverman, November 2012.

// Video: https://youtu.be/1IwfZIiVXiA

#include <Servo.h>
Servo sServo; // Sweep servo (the one on the top)
Servo rServo; // Rotate servo (the one on the bottom)

int sDef = 70; // Sweep servo default possition
int rDef = 180; // Rotate servo default possition

int sFeed = 180; // Sweep servo possition when feeding
int rFeed = 55; // Rotate servo possition when loading with food 

void setup() 
{
  sServo.attach(A1);
  rServo.attach(A0);
}

void feed () 
{
  sServo.write(sDef);
  rServo.write(rDef);    
  delay(1000);
  sServo.write(sDef); 
  rServo.write(rFeed);
  
  for (int i = 0; i < 10; i += 1) {  // Shaking techinique in order to fill the cap more efficently.
    rServo.write(rFeed); 
    delay (50);
    rServo.write(rFeed + 20); 
    delay (50);
  }  
  
  delay(300); 
  
  for(int i = rFeed; i < rDef; i += 1) 
  {                          
    rServo.write(i);               
    delay(25); 
  }  
  
  delay (1000);
  sServo.write(sFeed); 

  for (int i = 0; i < 35; i += 1) 
  {  
    sServo.write(sFeed); 
    delay (40);
    sServo.write(sFeed - 4); 
    delay (40);
  }   
  
  sServo.write(sDef);
  rServo.write(rDef); 
  
  delay(170);
}
    
void loop() 
{
  feed ();  
  sServo.detach();
  rServo.detach();
  delay (6000);
  sServo.attach(A1);
  rServo.attach(A0);
  
//  delay (43200000);
}