Pet Feeder

Now you can feed your pets, even when you are away from them by leveraging the power of IoT and a smartphone app.

IntermediateFull instructions provided2 days3,563
Pet Feeder

Things used in this project

Story

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Code

MSP432 Code for receiving the data from server

Arduino
This code receives data from server and provides trigger to MSP430 launchpad for controlling the servo motor
#ifndef __CC3200R1M1RGC__
// Do not include SPI for CC3200 LaunchPad
#include <SPI.h>
#endif
#include <WiFi.h>
 
// ssid and password of the hotspot to which CC3100 module is connected
char ssid[] = "vivo 1802";
char password[] = "nevergiveup";

const int HTTPPORT = 80;
char * USER_AGENT = "TI";
char * VERSION = "1.0";
char * server = "industrial.api.ubidots.com";
char* TOKEN = "BBFF-jQ5USxDT8MDN2uvsxEGs9Cqo2bzlJQ"; // Put here your TOKEN

char* DEVICE_LABEL = "petfeeder"; // Your Device label

/* Put here your variable's labels*/
char const * VARIABLE_LABEL = "petfeeder";
WiFiClient client;

char get_movement(String a)
{
  int endi =0;
  int i;
  for(i=0;i<a.length();i++){

    if(a.charAt(i)=='\n'){
      endi++;
    }
    if(endi==10){
      break;
    }
  }
  return a.charAt(i+1);
  
}

void printWifiStatus() {
  // print the SSID of the network you're attached to:
  Serial.print("SSID: ");
  Serial.println(WiFi.SSID());

  // print your WiFi shield's IP address:
  IPAddress ip = WiFi.localIP();
  Serial.print("IP Address: ");
  Serial.println(ip);

  // print the received signal strength:
  long rssi = WiFi.RSSI();
  Serial.print("signal strength (RSSI):");
  Serial.print(rssi);
  Serial.println(" dBm");
}



void setup() {
  pinMode(2,OUTPUT);
  digitalWrite(2,HIGH);
  //Initialize serial and wait for port to open:
  Serial.begin(115200);
  // attempt to connect to Wifi network:
  Serial.print("Attempting to connect to Network named: ");
  // print the network name (SSID);
  Serial.println(ssid); 
  // Connect to WPA/WPA2 network. Change this line if using open or WEP network:
  WiFi.begin(ssid, password);
  while ( WiFi.status() != WL_CONNECTED) {
    // print dots while we wait to connect
  Serial.print(".");
  delay(300);
  }
  
  Serial.println("\nYou're connected to the network");
  Serial.println("Waiting for an ip address");
  
  while (WiFi.localIP() == INADDR_NONE) {
    // print dots while we wait for an ip addresss
    Serial.print(".");
    delay(300);
  }

 
}


void loop() {
   if (client.connect(server, 80)) {
    client.print(F("GET /api/v1.6/devices/"));
    client.print(DEVICE_LABEL);
    client.print(F("/"));
    client.print(VARIABLE_LABEL);
    client.print(F("/lv"));
    client.print(F(" HTTP/1.1\r\n"));
    client.print(F("Host: "));
    client.print(server);
    client.print(F("\r\n"));
    client.print(F("User-Agent: "));
    client.print(USER_AGENT);
    client.print(F("/"));
    client.print(VERSION);
    client.print(F("\r\n"));
    client.print(F("X-Auth-Token: "));
    client.print(TOKEN);
    client.print(F("\r\n"));
    client.print(F("Content-Type: application/json\r\n\r\n"));
    client.println();
    
}
  String s="";
  bool a=false;
  char movement='5';
  while (client.available()) {
    char c = client.read();
    s=s+c;
    a=true;
  }

  Serial.println(s);
   movement = get_movement(s);
   Serial.println(movement);
 
  if(a==true){
      client.stop();
      a=false;
  }
 
  if(movement=='1')
  {    
    // provide a trigger to MSP430 launchpad for rotating the servo motor
   digitalWrite(2,LOW);
   delay(1000);
   digitalWrite(2,HIGH);
   delay(1000);
  }
  if(movement=='2')
  {
    //command to stop the rotation of servo motor
    digitalWrite(2,HIGH);// keep 2nd pin HIGH, stop command to MSP430
  }
}

Credits

Dr. Umesh Dutta

Dr. Umesh Dutta

38 projects • 40 followers
Working as Director of Innovation Centre at Manav Rachna, India. I am into development for the last 12 years.
Vipin official

Vipin official

2 projects • 2 followers
Texas Instruments University Program

Texas Instruments University Program

91 projects • 95 followers
TI helps students discover what's possible to engineer their future. Learn about TI tech for the classroom: www.university.ti.com
Energia

Energia

34 projects • 23 followers
Founder of @energiaproject
chirag arora

chirag arora

0 projects • 1 follower
Aditya Singh

Aditya Singh

0 projects • 0 followers
Harshit Jain

Harshit Jain

0 projects • 1 follower
devdutt

devdutt

10 projects • 7 followers
Robotic Gold Medalist at IIT Guwahati and Embedded,Hardware Developer at Manav Rachna Innovation and Incubation Centre

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