A $50 DIY IOT solution for pet care

import serial
 
import threading
 
import queue
 
import tkinter as tk
 
from time import sleep
 
import smtplib
 
fromaddr = 'dog.sendmail@gmail.com'
 
toaddrs  = 'my@gmail.com'
 
msg = 'Motion Detected'
 
username = 'dog.sendmail@gmail.com'
 
password = 'password'
 
import winsound

class SerialThread(threading.Thread):

    def __init__(self, queue):

        threading.Thread.__init__(self)

        self.queue = queue

    def run(self):

        s = serial.Serial('COM3',9600)

        while True:

            if s.inWaiting():

                text = s.readline(s.inWaiting())

                server = smtplib.SMTP('smtp.gmail.com:587')

                server.starttls()
                server.login(username,password)

                server.sendmail(fromaddr, toaddrs, msg)

                print('mail sent')

                server.quit()

                self.queue.put("POOP")

                winsound.PlaySound('/poop_alert/poop.wav', 

winsound.SND_ASYNC)

                sleep(100)

                self.queue.put("RESET")

                print("sentuu

                s.flush()
class App(tk.Tk):

    def __init__(self):

        tk.Tk.__init__(self)

        self.geometry("1360x750")

        frameLabel = tk.Frame(self, padx=40, pady =40)

        self.text = tk.Text(frameLabel, wrap='word', font='TimesNewRoman 37',bg=self.cget('bg'), 

relief='flat')

        frameLabel.pack()

        self.text.pack()

        self.queue = queue.Queue()

        thread = SerialThread(self.queue)

        thread.start()

        self.process_serial()

    def process_serial(self):

        while self.queue.qsize():

            try:
                self.text.delete(1.0, 'end')

                self.text.insert('end', self.queue.get())

            except Queue.Empty:

                pass

        self.after(100, self.process_serial)

app = App()

app.mainloop()

import serial
//the time we give the sensor to calibrate (10-60 secs according to the datasheet)

int calibrationTime = 30;        

//the time when the sensor outputs a low impulse

long unsigned int lowIn;         

//the amount of milliseconds the sensor has to be low 

//before we assume all motion has stopped

long unsigned int pause = 5000;  

boolean lockLow = true;

boolean takeLowTime;  

int pirPin = 3;    //the digital pin connected to the PIR sensor's output

int ledPin = 13;

/////////////////////////////

//SETUP

void setup(){

  Serial.begin(9600);

  pinMode(pirPin, INPUT);

  pinMode(ledPin, OUTPUT);

  digitalWrite(pirPin, LOW);

  //give the sensor some time to calibrate

  Serial.print("calibrating sensor ");

    for(int i = 0; i < calibrationTime; i++){

      Serial.print(".");

      delay(1000);

      }

    Serial.println(" done");

    Serial.println("SENSOR ACTIVE");

    delay(50);

  }

////////////////////////////

//LOOP

void loop(){

     if(digitalRead(pirPin) == HIGH){

       digitalWrite(ledPin, HIGH);   //the led visualizes the sensors output pin state

       if(lockLow){  

         //makes sure we wait for a transition to LOW before any further output is made:

         lockLow = false;            

       //  Serial.println("---");

         Serial.write("motion detected  ");

         //Serial.print(millis()/1000);

         //Serial.println(" sec");

       //  Serial.write("POOP");  

         delay(50);
        }         

         takeLowTime = true;

       }

     if(digitalRead(pirPin) == LOW){       

       digitalWrite(ledPin, LOW);  //the led visualizes the sensors output pin state

       if(takeLowTime){

        lowIn = millis();          //save the time of the transition from high to LOW

        takeLowTime = false;       //make sure this is only done at the start of a LOW phase

        }

       //if the sensor is low for more than the given pause, 

       //we assume that no more motion is going to happen

       if(!lockLow && millis() - lowIn > pause){  

           //makes sure this block of code is only executed again after 

           //a new motion sequence has been detected

           lockLow = true;                        

         //  Serial.print("motion ended at ");      //output

          // Serial.print((millis() - pause)/1000);

          // Serial.println(" sec");

           delay(50);

           }

       }
}