gistfile1.cpp

#include <Servo.h>
#include <Bounce.h>
Servo silnik;

byte LED_R = 9;
byte LED_G = 11;
byte LED_B = 10;
byte SILNIK_PIN = 2;
byte RESET_BUTTON_PIN = 4;

unsigned int REFRESH_EVERY_SECONDS = 6 * 60 * 60; 

Bounce resetBouncer = Bounce( RESET_BUTTON_PIN, 25 ); 

unsigned int SERVO_START_POSITION = 450;
unsigned int SERVO_END_POSITION   = 2450;
void setup() {
  pinMode(LED_R, OUTPUT);
  pinMode(LED_G, OUTPUT);
  pinMode(LED_B, OUTPUT);
  pinMode(RESET_BUTTON_PIN, INPUT);
  silnik.attach(SILNIK_PIN);
  
  Serial.begin(9600);
}

int state = 0;
int seconds = 0;
void led_color_RGB(byte r, byte g, byte b) {
  analogWrite(LED_R, r);
  analogWrite(LED_G, g);
  analogWrite(LED_B, b); 
}

void state_initial() {
  Serial.print("Initial state\n");
  led_color_RGB(255, 0, 0);
  silnik.writeMicroseconds(SERVO_START_POSITION);
  led_color_RGB(255, 0, 0);
  seconds = 0;
  state = 1;
}


void process_reset_button() {
  resetBouncer.update ();
  if(resetBouncer.read() == HIGH) {
    Serial.print("Pressed red button\n");
    state = 3;
  }
}

void waiting_mode() {
  if (seconds >= REFRESH_EVERY_SECONDS) {
    state = 3;
  } else {
    blink_led();
  } 
}

void blink_led() {
  if(seconds % 2 == 0) {
    led_color_RGB(0, 0, 255);  
  } else {
    led_color_RGB(0, 0, 0); 
  }
  Serial.print("Seconds: \n");
  Serial.print(seconds);
  Serial.print("\n");
  seconds++;
  delay(1000); 
}

void feed_cat() {
  Serial.print("Feeding cat\n");
  seconds = 0;
  led_color_RGB(0, 255, 0);
  delay(1000);
  silnik.writeMicroseconds(SERVO_END_POSITION);
  delay(5000);
  silnik.writeMicroseconds(SERVO_START_POSITION);
  delay(1000);
  led_color_RGB(255, 255, 255);
  delay(2000);
  state = 2;
}

void loop() {
  switch(state) {
    case 0:
      state_initial();
    break;
    
    case 1: // waiting for reset button
      process_reset_button();
    break;
    
    case 2:
      process_reset_button();
      waiting_mode();
    break;
    
    case 3:
      feed_cat();
    break;
  }
}